1984 Buick Century Performance Engines

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Keep Your 1984 Buick Century in Top Shape with Quality Performance Engines

Whether you’re repairing or upgrading your Performance Engine, using high-quality parts is key to keeping your 1984 Buick Century looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Engine Intake Manifold Gaskets, Performance Engine Timing Sets and Components, and Performance Intake Manifolds. 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.

Competitive Prices and Extensive Inventory

The average price for a 1984 Buick Century Performance Engine at Advance Auto Parts is around $238.08, with a range that starts at $8.99 and goes up to $921.99. With 15 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Lower Intake Manifold Gasket Set: 3 Piece Set, Performer-Link Adjustable True-Roller Timing Chain Set, and Performance Cylinder Head Gasket start at just $32.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Performance Engine, don’t forget to check out other key components like Performance Ignition Products and Performance Radiators. At Advance Auto Parts, we’re here to help you keep your 1984 Buick Century in peak condition, inside and out.

Essential 1984 Buick Century Performance Engines

Competition Cams – TIMING SET, HIGH TECH SMALL BLOCK CHEVY 1 EA (Part No.3100)

TIMING SET, HIGH TECH SMALL BLOCK CHEVY 1 EA

from

$83.99
COMP Cams Hi-Tech Roller Race Timing Sets include cast iron camshafts gears, induction hardened billet steel crank sprockets, and pre-stretched, heat-treated double roller chains with heavy-duty large pin design. They feature 3 keyway crank sprockets for

Product Features:
  • Cast iron camshaft gear and induction hardened billet steel crank sprocket
  • Pre-stretched, heat-treated true double roller chain with heavy-duty large pin design; chain available separately
  • Ideal for all street performance and race applications
  • Features 3 keyway crank sprocket for 4-degree incremental adjustability, 4-degree maximum advance/retard
  • Dynamically balanced and quality checked for run-out tolerances
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Competition Cams – High Energy Timing Set (Part No.3200)

High Energy Timing Set

from

$66.99
COMP Cams High Energy Timing Chain Sets include precision cast iron camshaft and crank gear sprockets and premium quality link belt type timing chain. These sets exceed all original equipment timing chain specifications and are ideal for stock replacement and mild performance applications.

Product Features:
  • Exceeds all original equipment timing chain specifications
  • Premium quality link belt type chain for exceptional durability; chain also available separately
  • Precision cast iron camshaft and crank gear sprockets
  • Ideal for stock replacement and mild performance applications
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Competition Cams – High Energy Timing Set for ’67-’76 Buick 400-455 (Part No.3217)

High Energy Timing Set for '67-'76 Buick 400-455

from

$70.99
High Energy Timing Set for ’67-’76 Buick 400-455

Weiand – Team G Intake Manifold (Part No.7532)

Team G Intake Manifold

from

$459.99
Team G Intake Manifold

Edelbrock – Performer EPS Intake Manifold w/ Oil Fill Tube for 1955-86 Small-Block Chevy (Part No.2703)

Performer EPS Intake Manifold w/ Oil Fill Tube for 1955-86 Small-Block Chevy

from

$339.99
Edelbrock part #2703 Performer EPS intake manifold is designed for 1986 and earlier 262-400 cubic-inch Chevys. Edelbrock’s Patented Dual-plane, low-rise design with a 180-degree firing order greatly improves torque over a wide rpm range for excellent thro

Product Features:
  • Idle-5500 RPM Range
  • Dual Plane Type-4150 Style Flange
  • 3.74 in. Front Height, 4.27 in. Center Height, 4.8 in. Rear Height
  • Satin Finish
  • Non-EGR W/ Oil Fill Tube
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Edelbrock – Performer Small-Block Oldsmobile 350 EGR Intake Manifold (Part No.3711)

Performer Small-Block Oldsmobile 350 EGR Intake Manifold

from

$487.99


Product Features:
  • For Idle to 5500 RPM Street-Driven Performance
  • Dual-Plane Low-Rise Intake w/180 deg. Firing Order
  • Patented Runner Design Ensures Broad Torque Curve
  • Excellent Throttle Response and Mid-Range Power
  • 50-State Street Legal if Correct Carburetor Used
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FEL-PRO Performance – Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts (Part No.1003)

Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts

from

$42.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • PROPRIETARY COATING – Nonstick anti-friction coating seals small surface imperfections
  • NO RETORQUE DESIGN – Steel core helps eliminate the need for retorquing head bolts
  • SUPERIOR SEAL – Precise embossed Printoseal sealing beads at all vital areas to eliminate leak paths
  • STRONG AND DURABLE – Features graphite or reinforced fiber facing material and steel armor for strength and durability
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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Edelbrock – Engine Gasket Set (Head / Intake / Exhaust / Valve Cover) for Buick (Part No.7369)

Engine Gasket Set (Head / Intake / Exhaust / Valve Cover) for Buick

from

$130.99
The Edelbrock No. 7369 head gaskets provide the best sealing solution and are matched to Edelbrock cylinder heads for optimal performance. Edelbrock relies on industry leading head gasket manufactures to ensure our head gasket sets will provide the best fit and sealing properties when used with Edelbrock aluminum cylinder heads. Edelbrock head gaskets are manufactured from high-density materials and feature a superior design that performs under pressure and provides a long-lasting seal, without re-torqueing.
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Mr. Gasket – Head Gasket (Part No.1130G)

Head Gasket

from

$38.99
Mr. Gasket Steel Shim Cylinder Head Gaskets are for high performance street machines, drag racing and oval track racing. With today’s extreme compression ratios you need stronger more durable gaskets. Mr. Gasket steel shim gaskets are made from .020 inch steel shim stock which is thinner than most composite gaskets increasing engine compression. Stress formed embossments will seal the extreme cylinder pressure.

Product Features:
  • Manufactured from .020″ steel shim stock.
  • Thinner than composition head gaskets – increases engine compression.
  • Stress formed embossments seal extreme cylinder pressures.
  • For high performance street, drag race and oval track use.
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Edelbrock – Complete Sure Seat Valve Spring Kit for Chevy 262-400 V8 1957-95 (Part No.5794)

Complete Sure Seat Valve Spring Kit for Chevy 262-400 V8 1957-95

from

$159.99
Complete kit includes retainers and locks. Springs made of highest quality spring wire. Springs precision wound to close tolerances. Includes superior quality steel retainers. Includes 7 degree heat-treated valve stem locks. Retainers and locks are black oxide coated. Non-rotator style: Dyno tested and street proven. Great match to Edelbrock camshaft kit.

Product Features:
  • Complete Kit: Includes Retainers And Locks
  • Springs Made of Highest Quality Spring Wire
  • Springs Precision Wound To Close Tolerances
  • Includes Superior Quality Steel Retainers
  • Includes 7 deg. Heat-Treated Valve Stem Locks
  • Retainers and Locks Black Oxide Coated
  • Non-Rotator Style: Dyno Tested and Street Proven
  • Great Match to Edelbrock Camshaft Kit
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Competition Cams – Engine Valve Spring (Part No.988-16)

Engine Valve Spring

from

$119.99
Engine Valve Spring

Edelbrock – Sure Seat Valve Springs for Chevy 262-400 V8 1957-95 (Part No.5802)

Sure Seat Valve Springs for Chevy 262-400 V8 1957-95

from

$64.99
Springs made of highest quality spring wire. Springs precision wound to close tolerances. Non-Rotator style: Dyno tested and street proven. Great match to Edelbrock camshaft kit.

Product Features:
  • For Use With Cast Iron Heads
  • Springs Made of Highest Quality Spring Wire
  • Springs Precision Wound To Close Tolerances
  • Use with Original Equipment Heads Only
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Mr. Gasket – Gskt Intake (Part No.5812)

Gskt Intake

from

$60.99
Ultra-Seal intake manifold gaskets are manufactured from cellulose/nitrile composition gasket material. Provides excellent sealing and durability. Incorporates Silicone beading around each intake and water outlet port to provide additional sealing strength on both sides of each gasket. No gasket sealer required. For OE replacement, high performance street, drag race and oval track use. Includes manifold end seals and distributor gasket.

Product Features:
  • Manufactured from cellulose/nitrile composition gasket material
  • Provides excellent sealing and durability
  • Silicone beading on both sides of each gasket
  • Complete with manifold end seals and distributor gasket
  • For OE replacement, high performance street, drag race and oval track use
  • Creates Tight Leak proof Seal
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FEL-PRO Performance – Lower Intake Manifold Gasket Set: 3 Piece Set (Part No.1200)

Lower Intake Manifold Gasket Set: 3 Piece Set

from

$32.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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Mr. Gasket – Ultra-Seal Intake Manifold Gasket with Silicone Beading (Part No.5821)

Ultra-Seal Intake Manifold Gasket with Silicone Beading

from

$35.49
Mr. Gasket Ultra-Seal Intake Manifold Gasketss are manufactured from cellulose/nitrile composition gasket material. Provides excellent sealing and durability. Incorporates Silicone beading around each intake and water outlet port to provide additional sealing strength on both sides of each gasket. No gasket sealer required. For original equipment replacement, high performance street, drag race and oval track use. Includes manifold end seals and distributor gasket.

Product Features:
  • Manufactured from cellulose/nitrile composition gasket material
  • Provides excellent sealing and durability
  • Silicone beading on both sides of each gasket
  • Complete with manifold end seals and distributor gasket
  • For OE replacement, high performance street, drag race and oval track use
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Competition Cams – Xtreme Energy 240/246 Hydraulic Flat Cam (Part No.42-225-4)

Xtreme Energy 240/246 Hydraulic Flat Cam

from

$297.99
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:
  • 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.
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Competition Cams – Thumpr 227/241 Hydraulic Flat Cam (Part No.51-600-5)

Thumpr 227/241 Hydraulic Flat Cam

from

$341.99
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:
  • 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.
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Competition Cams – Mutha’ Thumpr 235/249 Hydraulic Flat Cam (Part No.51-601-5)

Mutha' Thumpr 235/249 Hydraulic Flat Cam

from

$341.99
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:
  • 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.
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B & M – Holeshot 3600 (Part No.20425)

Holeshot 3600

from

$972.99
HoleShot 3600 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) APPLICATION: HoleShot 3600 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) A higher than stock stall speed as delivered by the Holeshot converter will provide several advantages and benefits in vehicles with modified engines. Many modifications, particularly big cams, tend to reduce low end power and torque. The high stall converter allows the engine to launch the car at higher rpm where more torque is available. The Holeshot is generally a very good choice for the typical street machine that is looking for better launch capability and more strength. Street rods with modified engines will also benefit from a Holeshot converter. If your vehicle is equipped with a plate type nitrous system, you will need a Nitrous Holeshot!! Stall speed listings are based on engines producing 230lb. ft. of torque at 2,500 rpm. More torque at 2,500 rpm will give you more stall speed, less torque at 2,500 rpm will give you less stall speed than the stall speed ratings indicated. Furnace brazed impeller. New precision steel alloy pump drive tube. New heavy duty needle bearing between stator and impeller (not a thrust washer). Needle bearing between stator and turbine. Furnace brazed turbine. Dual pattern drive lugs on some GM Holeshots. New turbine hub. New springs and rollers in stator.

Product Features:
  • Furnace Brazed Impeller
  • Steel Alloy Pump Drive Tube
  • Heavy Duty Needle Bearing
  • Between Stator and Turbine
  • Furnace Brazed Turbine
  • Dual Pattern Drive Lugs
  • New Turbine Hub
  • New Springs/Rollers In Stator
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B & M – Tork Master 3000 (Part No.20402)

Tork Master 3000

from

$562.99
Torque Converter – Tork Master 3000 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) APPLICATION: Tork Master 3000 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) The Tork Master is B&M’s lowest cost performance torque converter. The Tork Master is an excellent all-around performance street converter. The best ‘value priced’ street converters available, Tork Master converters come with a new precision pump drive tube and all are pressure tested and fully balanced. The Tork Master torque converter is not recommended for big block or supercharged applications. New allow steel pump drive tube. Needle thrust bearing when factory equipped. New thrust washer between turbine and cover when required.

Product Features:
  • New Precision Pump Drive Tube
  • Pressure Tested
  • Fully Balanced
  • Needle Thrust Bearing
  • New Thrust Washer
  • Washer Between Turbine and Cover
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B & M – Tork Master 2400 (Part No.20404)

Tork Master 2400

from

$382.99
Torque Converter – Tork Master 2400 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) APPLICATION: Tork Master 2400 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) The Tork Master is B&M’s lowest cost performance torque converter. The Tork Master is an excellent all-around performance street converter. The best value priced street converters available, Tork Master converters come with a new precision pump drive tube and all are pressure tested and fully balanced. The Tork Master torque converter is not recommended for big block or supercharged applications. New alloy steel pump drive tube. Needle thrust bearing when factory equipped. New thrust washer between turbine and cover when required. Due to torque converter core availability, the actual converter size may vary but performance functionality will be as advertised.

Product Features:
  • New Precision Pump Drive Tube
  • Pressure Tested
  • Fully Balanced
  • Needle Thrust Bearing
  • New Thrust Washer
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B & M – Torque Converter, Nitrous Holeshot 3000 (Part No.20481)

Torque Converter, Nitrous Holeshot 3000

from

$921.99
Nitrous Holeshot Converters are Built with the same features as the other B&M Holeshots, with the addition of anti-balloon plates. The anti-balloon plates will allow these converters to stand up to the instant horsepower nitrous delivers.

Product Features:
  • 2800-3200 RPM
  • Small And Big Blocks
  • Serious Performance
  • Furnace Brazed
  • Fully Balanced
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B & M – Holeshot 2400 (Part No.20412)

Holeshot 2400

from

$562.99
HoleShot 2400 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) Application: HoleShot 2400 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) A higher than stock stall speed as delivered by the Holeshot c

Product Features:
  • Furnace Brazed Impeller
  • Steel Alloy Pump Drive Tube
  • Heavy Duty Needle Bearing
  • Between Stator and Turbine
  • Furnace Brazed Turbine
See More

Competition Cams – Magnum 8.280" Long, .080" Wall, 3/8" Diameter Pushrod Set of 8 (Part No.7131-8)

Magnum 8.280" Long, .080" Wall, 3/8" Diameter Pushrod Set of 8

from

$80.99
Magnum 8.280" Long, .080" Wall, 3/8" Diameter Pushrod Set of 8

Competition Cams – PUSHROD SET, SBC 3/8 1 ST (Part No.7513-16)

PUSHROD SET, SBC 3/8 1 ST

from

$165.99
Magnum Pushrods from COMP Cams offer an affordable solution for your .080″ wall chromemoly pushrod needs. Designed to withstand the stresses of a high performance engine, Magnum Pushrods are head-treated for extended durability and have precision formed, reinforced ends. Magnum Pushrods are black-oxide finished with their part number and length laser etched onto the surface for easy identification.

Product Features:
  • 3/8″ Diameter, 7.800″ Length
  • Magnum Pushrods for Small Block Chevy
  • One-piece .080″ wall chromemoly steel tubing
  • Heat-treated for extended durability and guide plate compatibility
  • Precision formed and reinforced pushrod end
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Most Popular Performance Engine Intake Manifold Gasket for 1984 Buick Centuries

Enhance your 1984 Buick Century with this popular Performance Engine Intake Manifold Gasket we have in stock, for $32.99.

FEL-PRO Performance – Lower Intake Manifold Gasket Set: 3 Piece Set (Part No.1200)

Lower Intake Manifold Gasket Set: 3 Piece Set

from

$32.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
See More

Best-Selling 1984 Buick Century Performance Engine Timing Sets and Component

Upgrade your Century with our best-selling Performance Engine Timing Sets and Component.

Edelbrock – Performer-Link Adjustable True-Roller Timing Chain Set (Part No.7829)

Performer-Link Adjustable True-Roller Timing Chain Set

from

$91.99


Product Features:
  • Solid Bushing Chain Resists Stretching
  • For Use with Stock or Edelbrock Camshafts
  • Stressproof Steel Crank Gears
  • 3 Keyway Setting Points To Ensure Accurate Timing
  • True Bearing Surface Rolls with the Sprockets
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Top-Quality Performance Intake Manifolds for 1984 Buick Centuries

Choose a high-quality OEM or aftermarket Performance Intake Manifold for Buick Centuries and enjoy top-notch performance from $401.99.

Edelbrock – Performer Buick 3.8L, 4.1L V6 Intake Manifold (Part No.5486)

Performer Buick 3.8L, 4.1L V6 Intake Manifold

from

$401.99


Product Features:
  • For Idle to 5500 RPM Street-Driven Performance
  • Dual-Plane Low-Rise Intake w/180 deg. Firing Order
  • Patented Runner Design Ensures Broad Torque Curve
  • Excellent Throttle Response and Mid-Range Power
  • Not for C-3 and C-4 Electronic Fuel Mngmt Systems
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Top Picks for 1984 Buick Century Performance Engine Camshafts

Invest in one of our 4 durable Performance Engine Camshafts for your 1984 Buick, knowing you’re getting trusted brands and expert craftsmanship.

Competition Cams – Hi-Tech 242/242 Hydraulic Flat Cam for Pontiac 151 Iron Duke (Part No.52-500-5)

Hi-Tech 242/242 Hydraulic Flat Cam for Pontiac 151 Iron Duke

from

$566.99
Hi-Tech 242/242 Hydraulic Flat Cam for Pontiac 151 Iron Duke

Competition Cams – Hi-Tech 246/246 Hydraulic Flat Cam for Pontiac 151 Iron Duke (Part No.52-502-5)

Hi-Tech 246/246 Hydraulic Flat Cam for Pontiac 151 Iron Duke

from

$549.99
Hi-Tech 246/246 Hydraulic Flat Cam for Pontiac 151 Iron Duke

Competition Cams – High Energy 218/218 Hydraulic Flat Cam for Buick 181-252 Even Fire V6 (Part No.69-246-4)

High Energy 218/218 Hydraulic Flat Cam for Buick 181-252 Even Fire V6

from

$479.99
High Energy 218/218 Hydraulic Flat Cam for Buick 181-252 Even Fire V6

Competition Cams – High Energy 212/212 Hydraulic Flat Cam for Buick 181-252 Even Fire V6 (Part No.69-235-4)

High Energy 212/212 Hydraulic Flat Cam for Buick 181-252 Even Fire V6

from

$428.99
High Energy 212/212 Hydraulic Flat Cam for Buick 181-252 Even Fire V6

Our Performance Engine Cylinder Head Gaskets for 1984 Buick Centuries

Make a smart move for your 1984 Buick Century with our Performance Engine Cylinder Head Gasket for $61.99.

FEL-PRO Performance – Performance Cylinder Head Gasket (Part No.1000)

Performance Cylinder Head Gasket

from

$61.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions.

Product Features:
  • Fel-Pro Performance head gaskets accommodate the high cylinder pressures and cylinder head movement associated with performance engines.
  • Inserted within a stainless steel armor surrounding each cylinder, wire ring design provides highly concentrated sealing around the combustion chamber.
  • Raises combustion sealing force to roughly three times that of standard head gaskets.
  • Steel wire rings for the greatest combustion seal strength.
  • Not intended for use in emission controlled vehicles.
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FAQs for 1984 Buick Century Performance Engines

What are the best-selling Performance Engines for 1984 Buick Centuries?

Out of 15 Performance Engines that fit 1984 Buick Centuries, the following parts are the top sellers:

What’s the price range for 1984 Buick Century Performance Engines?

The prices of Performance Engines for the 1984 Buick Century range from $8.99 up to $921.99 for the most premium parts.

What is the average price of a Performance Engine for a 1984 Buick Century?

The average price for Performance Engines for the 1984 Buick Century is $238.08. Keep in mind the variety of part types within our Performance Engine category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Performance Engines for other Buick Century model years?

Yes, we carry Performance Engines for 19 model years of Buick Centuries between 1973 and 1995. The following model years are the most popular for Performance Engine purchases: 1989, 1988, 1987, 1986, 1985, 1981, 1980, 1979, and 1978.

What are the cheapest Performance Engines for my 1984 Buick Century?

Does Advance Auto Parts sell Performance Engines for any other 1984 Buick models?

Yes. We stock Performance Engines for 4 other popular 1984 Buick models. Some of the most popular are 1984 Regal Performance Engines, 1984 LeSabre Performance Engines, 1984 Skylark Performance Engines, 1984 Riviera Performance Engines, and 1984 Electra Performance Engines.

What types of Performance Engines do you sell for my 1984 Buick Century?

As of 6/2/26, these are some of the most in-demand types of Performance Engines for a 1984 Buick Century:

Can I get help with 1984 Buick Century Performance Engine orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Buick Performance Engines and more.

What is your return policy for Buick Century Performance Engines?

Advance Auto Parts keeps returns simple. For new Buick Century Performance Engines and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.