1973 ISO S4 Fidia Camshafts
Keep Your 1973 ISO S4 Fidia in Top Shape with Quality Camshafts
Whether you’re repairing or upgrading your Camshaft, using high-quality parts is key to keeping your 1973 ISO S4 Fidia looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Camshaft and Lifter Kits and Camshafts. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.
Top-Rated Camshafts from Trusted Brands
Looking for a reliable Camshaft? We’ve got you covered with options from brands you know and trust like Competition Cams. For example, Competition Cams Camshafts start at just $549.99 with an average 4.1 star rating. With over 1 reviews and a solid 4 star average, you can shop with confidence knowing other ISO S4 Fidia owners approve.
Competitive Prices and Extensive Inventory
The average price for a 1973 ISO S4 Fidia Camshaft at Advance Auto Parts is around $656.25, with a range that starts at $226.99 and goes up to $1,745.99. With 35 options in stock from one trusted brand, finding the right fit is easy. Popular picks like Xtreme Energy 218/224 Hydraulic Flat Cam, Xtreme Energy 206/212 Hydraulic Flat Cam, and Xtreme Energy 224/230 Hydraulic Flat Cam start at just $226.99 and offer a great balance of form and function.
Explore Related Parts
While you’re upgrading or replacing your Camshaft, don’t forget to check out other key components like Engine Gaskets and Seals and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 1973 ISO S4 Fidia in peak condition, inside and out.
Find Your Specific 1973 ISO S4 Fidia Camshafts
Looking for the perfect Camshaft for your 1973 ISO S4 Fidia? You’re in the right place. Below, you’ll find links to various types of Camshafts that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Camshafts, ensuring durability and a precise fit for your ISO S4 Fidia. Whether you’re driving a 1973 model or another popular model year like
1967,
1968,
1969,
1970,
1971,
1972, and
1974, we’ve got you covered. Purchasing Camshafts from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Camshafts that fit your vehicle.
Essential 1973 ISO S4 Fidia Camshafts
Competition Cams – Xtreme Energy 206/212 Hydraulic Flat Cam (Part No.12-230-2)
from
$226.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts,
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Magnum 230/230 Hydraulic Roller Cam (Part No.12-450-8)
from
$549.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
Product Features:
See More
Product Features:
- Best with aftermarket torque converters and 9.5:1 compression.
- Great high RPM power.
- Easy on valve train parts.
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – CAMSHAFT, SBC 291 MUTHA THUMPR HYDRAULIC ROLLER 1 EA (Part No.12-601-8)
from
$549.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods, the Thumpr series’ early i
Product Features:
See More
Product Features:
- Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
- Best with aftermarket converters and more rear gear.
- Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
Competition Cams – Magnum 215/215 Hydraulic Roller Cam (Part No.12-420-8)
from
$549.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
Product Features:
See More
Product Features:
- Best with aftermarket torque converters and 9.5:1 compression.
- Great high RPM power.
- Easy on valve train parts.
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Magnum 224/224 Hydraulic Roller Cam (Part No.12-430-8)
from
$549.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
Product Features:
See More
Product Features:
- Best with aftermarket torque converters and 9.5:1 compression.
- Great high RPM power.
- Easy on valve train parts.
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Xtreme Energy 224/230 Hydraulic Flat Cam (Part No.12-242-2)
from
$251.99
HYDRAULIC – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.
Product Features:
See More
Product Features:
- HYDRAULIC – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.
- 268/280 Advertised Duration, 224/230 Duration @ .050″, .477″/.480″ Lift, 110 Lobe Separation
- Valve spring upgrade required
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – High Energy/Marine 212/212 Hydraulic Flat Cam for Chevrolet Small Block (Part No.12-206-2)
from
$249.99
HYDRAULIC – High Energy: Vans, pickups, 4WD and towing, in 350c.i., good idle, strong mid-range torque. OR High Energy Marine: Single or dual engine with inboard/outboard drive for ski and economy.
Product Features:
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Product Features:
- HYDRAULIC – High Energy: Vans, pickups, 4WD and towing, in 350c.i., good idle, strong mid-range torque. OR High Energy Marine: Single or dual engine with inboard/outboard drive for ski and economy.
- 260/260 Advertised Duration, 212/212 Duration @ .050″, .440″/.440″ Lift, 110 Lobe Separation
- Work well with mainly stock components such as rockers, manifolds, heads, compression, torque converters and gears.
Competition Cams – Xtreme Energy 218/224 Hydraulic Flat Cam (Part No.12-238-2)
from
$226.99
HYDRAULIC – Xtreme Energy: Excellent response, good mid-range, noticeable idle.
Product Features:
See More
Product Features:
- HYDRAULIC – Xtreme Energy: Excellent response, good mid-range, noticeable idle.
- 262/270 Advertised Duration, 218/224 Duration @ .050″, .462″/.469″ Lift, 110 Lobe Separation
- Valve spring upgrade required
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Magnum 252/252 Hydraulic Roller Cam (Part No.12-470-8)
from
$549.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
Product Features:
See More
Product Features:
- Best with aftermarket torque converters and 9.5:1 compression.
- Great high RPM power.
- Easy on valve train parts.
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Magnum/Drag Race 244/244 Hydraulic Flat Cam (Part No.12-213-3)
from
$258.99
HYDRAULIC – Magnum: Street/strip special, 3000 stall, headers, gears, 9.5:1+ compression. Very rough idle. OR Drag Race: 3000+ stall in heavy car with 10:1+ compression.
Product Features:
See More
Product Features:
- HYDRAULIC – Magnum: Street/strip special, 3000 stall, headers, gears, 9.5:1+ compression. Very rough idle. OR Drag Race: 3000+ stall in heavy car with 10:1+ compression.
- 292/292 Advertised Duration, 244/244 Duration @ .050″, .501″/.501″ Lift, 110 Lobe Separation
- Valve spring upgrade required
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Xtreme Energy 206/212 Hydraulic Roller Cam (Part No.12-408-8)
from
$549.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Magnum 244/244 Hydraulic Roller Cam (Part No.12-460-8)
from
$549.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
Product Features:
See More
Product Features:
- Best with aftermarket torque converters and 9.5:1 compression.
- Great high RPM power.
- Easy on valve train parts.
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Xtreme Energy 242/248 Hydraulic Roller Cam (Part No.12-443-8)
from
$549.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Magnum 224/224 Hydraulic Flat Cam (Part No.12-212-2)
from
$226.99
HYDRAULIC – Magnum: Great for street machines. Needs 2200+ stall, headers and gears. Rough idle.
Product Features:
See More
Product Features:
- HYDRAULIC – Magnum: Great for street machines. Needs 2200+ stall, headers and gears. Rough idle.
- 280/280 Advertised Duration, 230/230 Duration @ .050″, .480″/.480″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Competition Cams – Magnum/Drag Race 253/253 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-214-4)
from
$390.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Magnum: Pro Street/bracket, limited street driving. Intake, gears, 3500+ stall. Racy idle. 10.5:1 compression. OR Drag Race: 3500-4000 stall or 4 speed with 11:1+ compression.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Magnum: Pro Street/bracket, limited street driving. Intake, gears, 3500+ stall. Racy idle. 10.5:1 compression. OR Drag Race: 3500-4000 stall or 4 speed with 11:1+ compression.
- 305/305 Advertised Duration, 253/253 Duration @ .050″, .525″/.525″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Competition Cams – Magnum 230/230 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-450-8)
from
$1152.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
Product Features:
See More
Product Features:
- Best with aftermarket torque converters and 9.5:1 compression.
- Great high RPM power.
- Easy on valve train parts.
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Xtreme Energy 218/224 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-422-8)
from
$1152.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Xtreme Energy 212/218 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-412-8)
from
$1152.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Magnum 224/224 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-211-2)
from
$305.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Magnum: High performance. Biggest cam with stock converter but better with 2000+ stall. Use lower gears. Mild rough idle.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Magnum: High performance. Biggest cam with stock converter but better with 2000+ stall. Use lower gears. Mild rough idle.
- 270/270 Advertised Duration, 224/224 Duration @ .050″, .470″/.470″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Competition Cams – Xtreme Energy 242/248 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-443-8)
from
$1152.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Thumpr 227/241 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-600-8)
from
$1152.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.
Product Features:
See More
Product Features:
- Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
- Best with aftermarket converters and more rear gear.
- Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
Competition Cams – Magnum/Drag Race 244/244 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-213-3)
from
$338.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Magnum: Street/strip special, 3000 stall, headers, gears, 9.5:1+ compression. Very rough idle. OR Drag Race: 3000+ stall in heavy car with 10:1+ compression.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Magnum: Street/strip special, 3000 stall, headers, gears, 9.5:1+ compression. Very rough idle. OR Drag Race: 3000+ stall in heavy car with 10:1+ compression.
- 292/292 Advertised Duration, 244/244 Duration @ .050″, .501″/.501″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Competition Cams – Xtreme Energy 224/230 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-242-2)
from
$305.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.
- 268/280 Advertised Duration, 224/230 Duration @ .050″, .477″/.480″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Competition Cams – Xtreme Energy 206/212 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-230-2)
from
$305.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Big Mutha’ Thumpr 243/257 Hydraulic Roller Cam K-Kit (Part No.K12-602-8)
from
$1745.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.
Product Features:
See More
Product Features:
- Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
- Best with aftermarket converters and more rear gear.
- Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
Competition Cams – Xtreme Energy 230/236 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-246-3)
from
$338.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Xtreme Energy: Very strong mid-range torque and throttle response, 2200+ stall.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Xtreme Energy: Very strong mid-range torque and throttle response, 2200+ stall.
- 274/286 Advertised Duration, 230/236 Duration @ .050″, .490″/.490″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Competition Cams – Thumpr 227/241 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-600-4)
from
$914.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Thumpr : High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Thumpr : High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
- 279/297 Advertised Duration, 227/241 Duration @ .050″, .479″/.465″ Lift, 107 Lobe Separation
- Valve spring upgrade required
Competition Cams – Mutha’ Thumpr 235/249 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-601-4)
from
$963.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Mutha’ Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Mutha’ Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
- 287/305 Advertised Duration, 235/249 Duration @ .050″, .489″/.476″ Lift, 107 Lobe Separation
- Valve spring upgrade required
Popular 1973 ISO S4 Fidia Camshafts Categories
Most Popular Camshaft and Lifter Kits for 1973 ISO S4 Fidias
Enhance your 1973 ISO S4 Fidia with one of the 18 Camshaft and Lifter Kits we have in stock, starting at just $305.99.
Competition Cams – Thumpr 227/241 Hydraulic Roller Cam K-Kit (Part No.K12-600-8)
from
$1745.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.
Product Features:
See More
Product Features:
- Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
- Best with aftermarket converters and more rear gear.
- Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
Competition Cams – Big Mutha’ Thumpr 243/257 Hydraulic Roller Cam K-Kit (Part No.K12-602-8)
from
$1745.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.
Product Features:
See More
Product Features:
- Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
- Best with aftermarket converters and more rear gear.
- Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
Competition Cams – Xtreme Energy 242/248 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-443-8)
from
$1152.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Magnum 230/230 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-450-8)
from
$1152.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
Product Features:
See More
Product Features:
- Best with aftermarket torque converters and 9.5:1 compression.
- Great high RPM power.
- Easy on valve train parts.
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Xtreme Energy 224/230 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-423-8)
from
$1152.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Xtreme Energy 212/218 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-412-8)
from
$1152.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Xtreme Energy 218/224 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-422-8)
from
$1152.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Thumpr 227/241 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-600-8)
from
$1152.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.
Product Features:
See More
Product Features:
- Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
- Best with aftermarket converters and more rear gear.
- Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
Competition Cams – Xtreme Energy 236/242 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-433-8)
from
$1152.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Mutha’ Thumpr 235/249 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-601-4)
from
$963.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Mutha’ Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Mutha’ Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
- 287/305 Advertised Duration, 235/249 Duration @ .050″, .489″/.476″ Lift, 107 Lobe Separation
- Valve spring upgrade required
Competition Cams – Thumpr 227/241 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-600-4)
from
$914.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Thumpr : High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Thumpr : High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
- 279/297 Advertised Duration, 227/241 Duration @ .050″, .479″/.465″ Lift, 107 Lobe Separation
- Valve spring upgrade required
Competition Cams – Magnum/Drag Race 253/253 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-214-4)
from
$390.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Magnum: Pro Street/bracket, limited street driving. Intake, gears, 3500+ stall. Racy idle. 10.5:1 compression. OR Drag Race: 3500-4000 stall or 4 speed with 11:1+ compression.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Magnum: Pro Street/bracket, limited street driving. Intake, gears, 3500+ stall. Racy idle. 10.5:1 compression. OR Drag Race: 3500-4000 stall or 4 speed with 11:1+ compression.
- 305/305 Advertised Duration, 253/253 Duration @ .050″, .525″/.525″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Competition Cams – Xtreme Energy 250/256 Hydraulic Flat Cam and Lifter Kit Chevrolet Small Block (Part No.CL12-254-3)
from
$338.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Xtreme Energy: Pro Street/bracket, needs good intake, headers, gear and 3300+ stall.
Product Features:
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Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Xtreme Energy: Pro Street/bracket, needs good intake, headers, gear and 3300+ stall.
- 294/306 Advertised Duration, 250/256 Duration @ .050″, .519″/.523″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Competition Cams – Magnum/Drag Race 244/244 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-213-3)
from
$338.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Magnum: Street/strip special, 3000 stall, headers, gears, 9.5:1+ compression. Very rough idle. OR Drag Race: 3000+ stall in heavy car with 10:1+ compression.
Product Features:
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Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Magnum: Street/strip special, 3000 stall, headers, gears, 9.5:1+ compression. Very rough idle. OR Drag Race: 3000+ stall in heavy car with 10:1+ compression.
- 292/292 Advertised Duration, 244/244 Duration @ .050″, .501″/.501″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Competition Cams – Xtreme Energy 230/236 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-246-3)
from
$338.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Xtreme Energy: Very strong mid-range torque and throttle response, 2200+ stall.
Product Features:
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Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Xtreme Energy: Very strong mid-range torque and throttle response, 2200+ stall.
- 274/286 Advertised Duration, 230/236 Duration @ .050″, .490″/.490″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Competition Cams – Xtreme Energy 206/212 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-230-2)
from
$305.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
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Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Magnum 224/224 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-211-2)
from
$305.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Magnum: High performance. Biggest cam with stock converter but better with 2000+ stall. Use lower gears. Mild rough idle.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Magnum: High performance. Biggest cam with stock converter but better with 2000+ stall. Use lower gears. Mild rough idle.
- 270/270 Advertised Duration, 224/224 Duration @ .050″, .470″/.470″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Competition Cams – Xtreme Energy 224/230 Hydraulic Flat Cam and Lifter Kit (Part No.CL12-242-2)
from
$305.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.
Product Features:
See More
Product Features:
- Cam and lifter kit for Small Block Chevy engines
- CL-Kit includes cam, lifters, assembly lube, instructions and decals
- HYDRAULIC – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.
- 268/280 Advertised Duration, 224/230 Duration @ .050″, .477″/.480″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Best-Selling 1973 ISO S4 Fidia Camshafts
Upgrade your S4 Fidia with one of our 17 best-selling Camshafts, earning an average 4 stars rating across 1 reviews.
Competition Cams – Xtreme Energy 218/224 Hydraulic Roller Cam (Part No.12-422-8)
from
$549.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Xtreme Energy 218/224 Hydraulic Flat Cam (Part No.12-238-2)
from
$226.99
HYDRAULIC – Xtreme Energy: Excellent response, good mid-range, noticeable idle.
Product Features:
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Product Features:
- HYDRAULIC – Xtreme Energy: Excellent response, good mid-range, noticeable idle.
- 262/270 Advertised Duration, 218/224 Duration @ .050″, .462″/.469″ Lift, 110 Lobe Separation
- Valve spring upgrade required
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Xtreme Energy 206/212 Hydraulic Flat Cam (Part No.12-230-2)
from
$226.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts,
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Xtreme Energy 224/230 Hydraulic Flat Cam (Part No.12-242-2)
from
$251.99
HYDRAULIC – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.
Product Features:
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Product Features:
- HYDRAULIC – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.
- 268/280 Advertised Duration, 224/230 Duration @ .050″, .477″/.480″ Lift, 110 Lobe Separation
- Valve spring upgrade required
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Magnum 244/244 Hydraulic Roller Cam (Part No.12-460-8)
from
$549.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
Product Features:
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Product Features:
- Best with aftermarket torque converters and 9.5:1 compression.
- Great high RPM power.
- Easy on valve train parts.
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Xtreme Energy 206/212 Hydraulic Roller Cam (Part No.12-408-8)
from
$549.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Magnum 230/230 Hydraulic Roller Cam (Part No.12-450-8)
from
$549.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
Product Features:
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Product Features:
- Best with aftermarket torque converters and 9.5:1 compression.
- Great high RPM power.
- Easy on valve train parts.
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Magnum 215/215 Hydraulic Roller Cam (Part No.12-420-8)
from
$549.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
Product Features:
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Product Features:
- Best with aftermarket torque converters and 9.5:1 compression.
- Great high RPM power.
- Easy on valve train parts.
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Xtreme Energy 248/254 Hydraulic Roller Cam (Part No.12-444-8)
from
$549.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – Magnum 224/224 Hydraulic Roller Cam (Part No.12-430-8)
from
$549.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
Product Features:
See More
Product Features:
- Best with aftermarket torque converters and 9.5:1 compression.
- Great high RPM power.
- Easy on valve train parts.
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Xtreme Energy 242/248 Hydraulic Roller Cam (Part No.12-443-8)
from
$549.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
Product Features:
See More
Product Features:
- Excellent performance in street carbureted applications.
- More vacuum allows an increase in duration for improved performance and assists power brakes.
- Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – CAMSHAFT, SBC 291 MUTHA THUMPR HYDRAULIC ROLLER 1 EA (Part No.12-601-8)
from
$549.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods, the Thumpr series’ early i
Product Features:
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Product Features:
- Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
- Best with aftermarket converters and more rear gear.
- Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
Competition Cams – Magnum 252/252 Hydraulic Roller Cam (Part No.12-470-8)
from
$549.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
Product Features:
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Product Features:
- Best with aftermarket torque converters and 9.5:1 compression.
- Great high RPM power.
- Easy on valve train parts.
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Magnum/Drag Race 244/244 Hydraulic Flat Cam (Part No.12-213-3)
from
$258.99
HYDRAULIC – Magnum: Street/strip special, 3000 stall, headers, gears, 9.5:1+ compression. Very rough idle. OR Drag Race: 3000+ stall in heavy car with 10:1+ compression.
Product Features:
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Product Features:
- HYDRAULIC – Magnum: Street/strip special, 3000 stall, headers, gears, 9.5:1+ compression. Very rough idle. OR Drag Race: 3000+ stall in heavy car with 10:1+ compression.
- 292/292 Advertised Duration, 244/244 Duration @ .050″, .501″/.501″ Lift, 110 Lobe Separation
- Valve spring upgrade required
- Can be used with mild ratio rocker arms and traditional performance valve springs.
Competition Cams – Xtreme Energy 250/256 Hydraulic Flat Cam (Part No.12-254-3)
from
$258.99
HYDRAULIC – Xtreme Energy: Pro Street/bracket, needs good intake, headers, gear and 3300+ stall.
Product Features:
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Product Features:
- HYDRAULIC: Pro Street/bracket, needs good intake, headers, gear & 3300+ stall.
- 294/306 Advertised Duration, 250/256 Duration @ .050″, .519″/.523″ Lift, 110 Lobe Separation
- Valve spring upgrade required
- Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
Competition Cams – High Energy/Marine 212/212 Hydraulic Flat Cam for Chevrolet Small Block (Part No.12-206-2)
from
$249.99
HYDRAULIC – High Energy: Vans, pickups, 4WD and towing, in 350c.i., good idle, strong mid-range torque. OR High Energy Marine: Single or dual engine with inboard/outboard drive for ski and economy.
Product Features:
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Product Features:
- HYDRAULIC – High Energy: Vans, pickups, 4WD and towing, in 350c.i., good idle, strong mid-range torque. OR High Energy Marine: Single or dual engine with inboard/outboard drive for ski and economy.
- 260/260 Advertised Duration, 212/212 Duration @ .050″, .440″/.440″ Lift, 110 Lobe Separation
- Work well with mainly stock components such as rockers, manifolds, heads, compression, torque converters and gears.
Competition Cams – Magnum 224/224 Hydraulic Flat Cam (Part No.12-212-2)
from
$226.99
HYDRAULIC – Magnum: Great for street machines. Needs 2200+ stall, headers and gears. Rough idle.
Product Features:
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Product Features:
- HYDRAULIC – Magnum: Great for street machines. Needs 2200+ stall, headers and gears. Rough idle.
- 280/280 Advertised Duration, 230/230 Duration @ .050″, .480″/.480″ Lift, 110 Lobe Separation
- Valve spring upgrade required
Top-Rated Camshaft Brands For Your 1973 ISO S4 Fidia
When it comes to finding the perfect Camshaft for your 1973 ISO S4 Fidia, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 1 trusted brands. We carry the most popular Camshaft brands including Competition Cams, and more, all known for their exceptional customer ratings (average brand rating of 4.1 stars) and competitive prices, as low as $549.99. Purchasing a Camshaft from us here at Advance Auto Parts is a smart move for both you and your 1973 ISO S4 Fidia, providing peace of mind with parts that meet or exceed OEM standards.
Popular Competition Cams 1973 ISO S4 Fidia Camshafts
If you’re looking for a top-quality Camshaft for your 1973 ISO S4 Fidia, Advance Auto Parts has exactly what you need with our selection of Competition Cams Camshafts. We have 1 Competition Cams Camshafts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $549.99, you’ll find the perfect Camshaft for your needs and budget. Competition Cams Camshafts for the 1973 ISO S4 Fidia come highly rated, with over 1 customer reviews and an impressive average rating of 4.1 stars. Choosing a Competition Cams Camshaft from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
FAQs for 1973 ISO S4 Fidia Camshafts
What are the best-selling Camshafts for 1973 ISO S4 Fidias?
Out of 35 Camshafts that fit 1973 ISO S4 Fidias, the following parts are the top sellers:
- Xtreme Energy 218/224 Hydraulic Flat Cam (10322121) – $226.99
- Xtreme Energy 206/212 Hydraulic Flat Cam (10321964) – $226.99
- Xtreme Energy 224/230 Hydraulic Flat Cam (10202822) – $251.99
What’s the price range for 1973 ISO S4 Fidia Camshafts?
The prices of Camshafts for the 1973 ISO S4 Fidia range from $226.99 up to $1,745.99 for the most premium parts.
What is the average price of a Camshaft for a 1973 ISO S4 Fidia?
The average price for Camshafts for the 1973 ISO S4 Fidia is $656.25. Keep in mind the variety of part types within our Camshaft category, where you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Camshafts for other ISO S4 Fidia model years?
What are the cheapest Camshafts for my 1973 ISO S4 Fidia?
The cheapest 1973 ISO S4 Fidia Camshafts we carry are:
- Xtreme Energy 218/224 Hydraulic Flat Cam (10322121) – $226.99
- Xtreme Energy 206/212 Hydraulic Flat Cam (10321964) – $226.99
- Magnum 224/224 Hydraulic Flat Cam (10202655) – $226.99
- High Energy/Marine 212/212 Hydraulic Flat Cam for Chevrolet Small Block (10321910) – $249.99
- Xtreme Energy 224/230 Hydraulic Flat Cam (10202822) – $251.99
Does Advance Auto Parts sell Camshafts for any other 1973 ISO models?
Yes. We stock Camshafts for 1 other popular 1973 ISO models. Some of the most popular are 1973 Grifo Camshafts and 1973 Lele Camshafts.
What are the top-rated Camshafts that fit the 1973 ISO S4 Fidia?
The one 1973 ISO S4 Fidia Camshaft we have in stock is the Xtreme Energy 218/224 Hydraulic Flat Cam. It costs $226.99.
What types of Camshafts do you sell for my 1973 ISO S4 Fidia?
As of 11/2/25, these are some of the most in-demand types of Camshafts for a 1973 ISO S4 Fidia:
Can I get help with 1973 ISO S4 Fidia Camshaft orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about ISO Camshafts and more.
What is your return policy for ISO S4 Fidia Camshafts?
Advance Auto Parts keeps returns simple. For new ISO S4 Fidia Camshafts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.