1971 Mercury Cougar Performance Engines

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Keep Your 1971 Mercury Cougar 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 1971 Mercury Cougar looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Water Outlets, Performance Engine Coolant Thermostats, and Performance Engine Cylinder Head Gaskets. 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 Performance Engines from Trusted Brands

Looking for a reliable Performance Engine? We’ve got you covered with options from brands you know and trust like FEL-PRO Performance. For example, FEL-PRO Performance Performance Engines start at just $35.99 with an average 4.2 star rating. With over 329 reviews and a solid 3.4 star average, you can shop with confidence knowing other Mercury Cougar owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1971 Mercury Cougar Performance Engine at Advance Auto Parts is around $382.76, with a range that starts at $14.99 and goes up to $2,168.99. With 86 options in stock from 7 trusted brands, finding the right fit is easy. Popular picks like FEL-PRO Performance Engine Intake Manifold Gasket Set, 1250, FEL-PRO Performance Steel core laminate Engine Cylinder Head Gasket, 1011-1, and FEL-PRO Performance Engine Valve Cover Gasket Set, 1684 start at just $35.99 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 Distributors and Performance Fuel Systems. At Advance Auto Parts, we’re here to help you keep your 1971 Mercury Cougar in peak condition, inside and out.

Essential 1971 Mercury Cougar Performance Engines

Competition Cams – Competition Cams Magnum 224/224 Hydraulic Flat Cam, 33-226-4 (Part No.33-226-4)

Competition Cams Magnum 224/224 Hydraulic Flat Cam, 33-226-4

from

$309.99
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.
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Mr. Gasket – Mr. Gasket High Performance Thermostat – 160 Degree Brass & Copper, 4363 (Part No.4363)

Mr. Gasket High Performance Thermostat - 160 Degree Brass & Copper, 4363

from

$31.99
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.
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Mr. Gasket – Mr. Gasket Rear Main Seal Gasket, 1965 (Part No.1965)

Mr. Gasket Rear Main Seal Gasket, 1965

from

$51.99
This Mr. Gasket Rear Main Seal is made from silicone to allow the seal to handle extreme engine oil temperature. It also provides for an upgrade for that leaky rope style seal and is a direct replacement for a rubber main seal. It’s also injection molded for a precise fit.
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Mr. Gasket – Mr. Gasket Chrome Water Neck, 2664 (Part No.2664)

Mr. Gasket Chrome Water Neck, 2664

from

$37.09
Precision die-cast, these water necks are first polished to a high luster, then chrome plated. Comes with gasket and mounting bolts.
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Mr. Gasket – Mr. Gasket Ultra Seal: Intake Gasket, 5831 (Part No.5831)

Mr. Gasket Ultra Seal: Intake Gasket, 5831

from

$46.09
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.
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Edelbrock – Edelbrock Performer-Link Adjustable True-Roller Timing Chain Set, 7820 (Part No.7820)

Edelbrock Performer-Link Adjustable True-Roller Timing Chain Set, 7820

from

$74.99
Edelbrock part No: 7820 Performer-Link timing chain is for use with Edelbrock or stock cams. They have a solid-bushing chain for a true bearing surface that rolls with the sprockets, eliminating chain stretch. Cam sprockets are made from 35,000 psi tensile strength cast iron. Crank sprockets are made from billet SAE-1144 steel and induction heat treated. Four Performer-Link sets are stock replacement parts and 50-state legal (see listings in bold type). All other sets have three keyway setting points to ensure accurate timing selection for early or late-model vehicles. Performer-Link timing sets are not for use above 6500 rpm. Performer roller chain sets are engineered to operate up to 6500 rpm. Never hammer directly on chain or sprockets. You can crack the hardened links and pins and cause early failures. Use a sleeve for installations that require hammering, a brass drift punch may be used if you carefully alternate blows on either side of the sprocket to avoid cocking. Never stretch the chain with a screwdriver. Check for clearance between the timing chain and block and between the chain and front cover before reassembly. Be sure that both cam and crank sprockets are exactly in line with each other. Misalignment can cause chain to break.
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Competition Cams – Competition Cams XE Computer Controlled 206/212 Hydraulic Roller Cam K-Kit, K35-512-8 (Part No.K35-512-8)

Competition Cams XE Computer Controlled 206/212 Hydraulic Roller Cam K-Kit, K35-512-8

from

$1276.99
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.
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Competition Cams – "Competition Cams Magnum 8.400"" Long, .080"" Wall, 5/16"" Diameter Pushrod, 7502-1" (Part No.7502-1)

"Competition Cams Magnum 8.400"" Long, .080"" Wall, 5/16"" Diameter Pushrod, 7502-1"

from

$14.99
“Competition Cams Magnum 8.400″” Long, .080″” Wall, 5/16″” Diameter Pushrod, 7502-1. ”
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Edelbrock – Edelbrock Valve Cover Gasket Set, 7560 (Part No.7560)

Edelbrock Valve Cover Gasket Set, 7560

from

$50.99
The Edelbrock valve cover gaskets No: 7560 provide excellent sealing integrity and conformability for easy installation. The multi-layer construction has two highly compressible, high rubber content, fiber-reinforced outside layers which are chemically bonded to a high strength composite core. This unique core-reinforced construction has a radial strength to resist high-vacuum or blow-out conditions. Edelbrock valve cover gaskets are an Edelbrock product.
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Edelbrock – Edelbrock Engine Gasket Set, 7377 (Part No.7377)

Edelbrock Engine Gasket Set, 7377

from

$211.99
The Edelbrock No: 7377 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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Edelbrock – Edelbrock Water Pump for Ford 429/460 V8 in Satin Finish, 8866 (Part No.8866)

Edelbrock Water Pump for Ford 429/460 V8 in Satin Finish, 8866

from

$399.99
Maximum cooling for street and racing engines. Internal passages are balanced for maximum flow. Impeller is larger than others for maximum pressure. Impeller vanes dramatically increase flow rates. Equal distribution to both sides of block. Only flows in one direction for optimum efficiency. In the early days of the automotive performance industry, you either ran what was available, or you fabricated something you thought met your needs. Such needs were the building blocks of this industry, and it was through the efforts of many that we have the automotive aftermarket, but it was through the work of one name in particular to which many in the industry owe a great debt, and that name is Edelbrock.
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Edelbrock – Edelbrock Water Pump Ford 5.0 V8 Reverse Rotation in Satin Finish, 8840 (Part No.8840)

Edelbrock Water Pump Ford 5.0 V8 Reverse Rotation in Satin Finish, 8840

from

$321.99
Maximum cooling for street and racing engines. Internal passages are balanced for maximum flow. Impeller is larger than others for maximum pressure. Impeller vanes dramatically increase flow rates. Equal distribution to both sides of block. Only flows in one direction for optimum efficiency. In the early days of the automotive performance industry, you either ran what was available, or you fabricated something you thought met your needs. Such needs were the building blocks of this industry, and it was through the efforts of many that we have the automotive aftermarket, but it was through the work of one name in particular to which many in the industry owe a great debt, and that name is Edelbrock.
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Holley – Holley Intake Manifold, 300-72S (Part No.300-72S)

Holley Intake Manifold, 300-72S

from

$1349.99
Holley products have been the undisputed leader in fuel systems for over 100 years. Holley carburetors power every NASCAR Sprint Cup team and every NHRA Pro-Stock champion. Holley’s products include performance fuel pumps, fuel injection, intake manifolds, cylinder heads & engine dress-up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies, Hooker Headers, Flowtech Headers, NOS, Weiand, or Earl’s, Holley products can give you the edge you need over the competition.
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Edelbrock – Edelbrock Torker II 302 Intake Manifold Small-Block Ford, 5021 (Part No.5021)

Edelbrock Torker II 302 Intake Manifold Small-Block Ford, 5021

from

$395.99
Edelbrock part #5021 Torker II 302 intake manifold is designed for street 289-302 c.i.d. Ford V8’s. Will not fit Boss 302. Manifold not equipped with EGR. Will not fit 255 c.i.d. Ford V8 engines. Not for heavy vehicles. Edelbrock carbs will work with Ford automatic overdrive trans (AOD) when used with Lokar bracket SRK-4000, for more info call (865) 966-2269 or go to www.lokar.com.
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Edelbrock – "Edelbrock RPM Small-Block Ford 1.90"" Cylinder Head Hydraulic Roller Camshaft, 60225" (Part No.60225)

"Edelbrock RPM Small-Block Ford 1.90"" Cylinder Head Hydraulic Roller Camshaft, 60225"

from

$1059.99
The Edelbrock No. 60225 Performer RPM cylinder head is designed for use with 289-351W c.i.d. Small-Block Ford applications. The Edelbrock No. 60225 Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. This cylinder head delivers great throttle response and power from 1500 to 6500 rpm. They also feature the highest quality intake and exhaust valves and valve springs. For use on pre-pollution controlled vehicles only.
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Edelbrock – Edelbrock Small-Block Ford E-205 Cylinder Head with Flat Tappet Camshaft, Set of 2, 5028 (Part No.5028)

Edelbrock Small-Block Ford E-205 Cylinder Head with Flat Tappet Camshaft, Set of 2, 5028

from

$2168.99
The Edelbrock No. 5028 E-Series Cylinder heads are designed for Small-Block Ford applications. The Edelbrock E-Series cylinder heads are a step up in affordable performance from our E-Street line. They feature larger runners for increased airflow, revised exhaust ports and larger diameter springs for higher lift camshafts, making them ideal for a spec series racer and larger displacement engines. The Edelbrock No. 5028 E-Street Cylinder heads also have as-cast ports and maintain the stock exhaust port location, making them compatible with OEM headers and hardware.
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FEL-PRO Performance – FEL-PRO Performance PERFORMANCE OIL PAN GASKET SET, 1812 (Part No.1812)

FEL-PRO Performance PERFORMANCE OIL PAN GASKET SET, 1812

from

$27.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions
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FEL-PRO Performance – FEL-PRO Performance PERFORMANCE OIL PAN GASKET SET, 1811 (Part No.1811)

FEL-PRO Performance PERFORMANCE OIL PAN GASKET SET, 1811

from

$30.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions
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Edelbrock – Edelbrock Performer-Plus Camshaft Kit, 2106 (Part No.2106)

Edelbrock Performer-Plus Camshaft Kit, 2106

from

$392.99
“Edelbrock Performer-Plus Camshaft No: 2106 is designed for 352-428 Ford V8 engines and produce optimum torque from the low-end to the mid-range. Performer-Plus camshafts should be matched with Performer manifolds for vehicles operating from off-idle to 5500 rpm. The Performer-Plus No: 2106 is a smooth idling cam for daily drivers, trucks, vans, RVs and 4x4s. You can expect a major improvement in throttle response and torque. In the manifold section you’ll find torque graphs showing the power gains from Performer manifolds and Performer-Plus cams. All camshafts include flat tappet lifters (except for cams designed for use with stock roller lifters), assembly lube and instructions. This cam produced 410 Ft Lbs of Torque when paired with Performer 390 intake manifold No: 2105 and stock cylinder heads. Will not work in 427 side-oilers. Camshaft specifications: – Intake duration: 194 Degrees – Exhaust duration: 204 Degrees – Intake lift: .460″” – Exhaust lift: .480″” – Lobe separation: 110 Degree – Intake Center Line: 105 Degree – Vacuum: 16″””
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Competition Cams – Competition Cams Xtreme Energy 212/218 Hydraulic Flat Cam K-Kit, K35-234-3 (Part No.K35-234-3)

Competition Cams Xtreme Energy 212/218 Hydraulic Flat Cam K-Kit, K35-234-3

from

$550.99
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.
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B & M – B & M Torque Converter, Tork Master 2400, 50441 (Part No.50441)

B & M Torque Converter, Tork Master 2400, 50441

from

$549.99
This B&M Tork Master 2400 fits 1970-82 Ford C4 transmissions with a 1.375-inch crank pilot, 26 spline input and has a 10.5-inch bolt circle. Don’t let the exceptional value fool you into thinking Tork Master Converters are not packed with lots of quality features, making them the best value-priced street performance converters money can buy. These converters perform best when paired with stock to modified engines up to 350hp/350 ft lbs of torque, and lighter weight applications, like street rods. The Tork Master will provide noticeably quicker launches and harder acceleration while maintaining normal daily driving qualities. Upgrades like a new precision alloy steel pump drive tube, needle thrust bearing when factory equipped, new thrust washer between turbine and cover when required, and pressure tested and fully balanced by expertly trained technicians. Notes: Higher stall converters can generate more heat, so we highly recommend adding a transmission cooler. Not recommended for big block, supercharged, plate-type nitrous oxide or trans-brake applications. The product images shown are for illustration purposes only and may not be an exact representation of the product.
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B & M – B & M Torque Converter, Tork Master 2400, 40438 (Part No.40438)

B & M Torque Converter, Tork Master 2400, 40438

from

$749.99
This B&M Tork Master 2400 fits 1980-92 Ford AOD transmissions with a 1.375-inch crank pilot and has a 11.4-inch bolt circle. Don’t let the exceptional value fool you into thinking Tork Master Converters are not packed with lots of quality features, making them the best value-priced street performance converters money can buy. These converters perform best when paired with stock to modified engines up to 350hp/350 ft lbs of torque, and lighter weight applications, like street rods. The Tork Master will provide noticeably quicker launches and harder acceleration while maintaining normal daily driving qualities. Upgrades like a new precision alloy steel pump drive tube, needle thrust bearing when factory equipped, new thrust washer between turbine and cover when required, and pressure tested and fully balanced by expertly trained technicians. Notes: Higher stall converters can generate more heat, so we highly recommend adding a transmission cooler. Not recommended for big block, supercharged, plate-type nitrous oxide or trans-brake applications. The product images shown are for illustration purposes only and may not be an exact representation of the product.
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Competition Cams – Competition Cams Valve Seals, 503-16 (Part No.503-16)

Competition Cams Valve Seals, 503-16

from

$223.99
COMP Cams offers a complete line of valve stem seals, from the umbrella seals to the positive-stop Teflon seal. These seals are a must to keep unwanted oil from entering the combustion chamber through the clearance in the valve guides. The umbrella seal is normally used when a larger-than-stock diameter spring is used, in the case of a double spring, the positive-stop Teflon seal is used. The umbrella seals require no machining, but with the Teflon seal it is necessary to disassemble the heads and machine the top of the guide with a special .530 diameter cutter. Whenever you are planning an engine overhaul or a cam change, don’t forget the valve seals.
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Competition Cams – "Competition Cams Valve Seals, Umbrella 11/32"" 1 St, 502-16" (Part No.502-16)

"Competition Cams Valve Seals, Umbrella 11/32"" 1 St, 502-16"

from

$20.99
COMP Cams offers a complete line of valve stem seals, from the umbrella seals to the positive-stop Teflon seal. These seals are a must to keep unwanted oil from entering the combustion chamber through the clearance in the valve guides. The umbrella seal is normally used when a larger-than-stock diameter spring is used, in the case of a double spring, the positive-stop Teflon seal is used. The umbrella seals require no machining, but with the Teflon seal it is necessary to disassemble the heads and machine the top of the guide with a special .530 diameter cutter. Whenever you are planning an engine overhaul or a cam change, don’t forget the valve seals.
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Edelbrock – Edelbrock Sure Seat Valve Springs, 5792 (Part No.5792)

Edelbrock Sure Seat Valve Springs, 5792

from

$157.99
The Edelbrock No: 5792 Sure Seat Valve Spring for Chrysler 383-400-413-440 V8 1969-79 O.E Cast iron cylinder heads are made of highest quality spring wire and precision wound to close tolerances, our Sure Seat Valve Spring sets are for use on original equipment heads when installing Edelbrock Performer-Plus, Performer RPM and Torker-Plus camshafts. These are the same high-performance springs used on Edelbrock Performer and RPM cylinder heads. For camshaft warranty compliance, use only the springs recommended by Edelbrock for each camshaft application.
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Competition Cams – "Competition Cams VALVE SPRING KIT, FOR LS 1.310"" BEEHIVE 1 KT, 26918CS-KIT" (Part No.26918CS-KIT)

"Competition Cams VALVE SPRING KIT, FOR LS 1.310"" BEEHIVE 1 KT, 26918CS-KIT"

from

$482.99
“This Beehive Valve Spring Kit for LS engines is designed for hydraulic roller cams and includes carefully matched Beehive Springs, steel retainers, locks, seals and spring seats. With a .625″” maximum lift, these Beehive Valve Springs deliver increased valve train stability and a much lighter valve train. This is achieved with less spring pressure for better valve control and reduced weight of both the spring and retainer. The unique Beehive shape handles valve train stress more efficiently to eliminate damaging harmonics and increases high RPM horsepower and durability. The oval/multi-arc wire shape places the maximum area of the wire at the point of highest stress to handle valve train stress more efficiently and allow better heat dissipation for longer life.Kit Includes:26918-16 Beehive Valve Springs774-16 Steel Retainers623-16 7° Steel Valve Locks511-16 Valve Seals4705-16 Spring Seats”
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Edelbrock – Edelbrock Ford 429-460 Head Bolt Kit, 8566 (Part No.8566)

Edelbrock Ford 429-460 Head Bolt Kit, 8566

from

$359.99
Edelbrock Ford 429-460 Head Bolt Kit, 8566.
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Most Popular Performance Water Outlet for 1971 Mercury Cougars

Enhance your 1971 Mercury Cougar with this popular Performance Water Outlet we have in stock, for $37.09.

Mr. Gasket – Mr. Gasket Chrome Water Neck, 2664 (Part No.2664)

Mr. Gasket Chrome Water Neck, 2664

from

$37.09
Precision die-cast, these water necks are first polished to a high luster, then chrome plated. Comes with gasket and mounting bolts.
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Best-Selling 1971 Mercury Cougar Performance Engine Coolant Thermostat

Upgrade your Cougar with our best-selling Performance Engine Coolant Thermostat with a 4 Starts rating across 12 reviews.

Mr. Gasket – Mr. Gasket High Performance Thermostat – 160 Degree Brass & Copper, 4363 (Part No.4363)

Mr. Gasket High Performance Thermostat - 160 Degree Brass & Copper, 4363

from

$31.99
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.
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Top-Quality Performance Engine Cylinder Head Gaskets for 1971 Mercury Cougars

Choose a high-quality OEM or aftermarket Performance Engine Cylinder Head Gasket for Mercury Cougars and enjoy top-notch performance from $52.99.

FEL-PRO Performance – FEL-PRO Performance Steel core laminate Engine Cylinder Head Gasket, 1011-1 (Part No.1011-1)

FEL-PRO Performance Steel core laminate Engine Cylinder Head Gasket, 1011-1

from

$52.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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FEL-PRO Performance – FEL-PRO Performance Performance Cylinder Head Gasket, 1018 (Part No.1018)

FEL-PRO Performance Performance Cylinder Head Gasket, 1018

from

$53.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions.
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FEL-PRO Performance – FEL-PRO Performance PERFORMANCE CYLINDER HEAD GASKET, 1013 (Part No.1013)

FEL-PRO Performance PERFORMANCE CYLINDER HEAD GASKET, 1013

from

$59.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions
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Edelbrock – Edelbrock Cylinder Head Gasket Set, 7314 (Part No.7314)

Edelbrock Cylinder Head Gasket Set, 7314

from

$133.99
Edelbrock part No: 7314 head gasket is intended for big block Ford engines. This gasket comes as a set and is for 1968-1997, 429 (except boss) and 460 engines. This has a 4.500 bore size, .048 compressed thickness and 12.5 cc volume.
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Edelbrock – Edelbrock Engine Gasket Set, 7365 (Part No.7365)

Edelbrock Engine Gasket Set, 7365

from

$129.99
The Edelbrock No: 7365 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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Edelbrock – Edelbrock Cylinder Head Gasket Set for 1970-74 Small-Block Ford Cleveland Engines, 7328 (Part No.7328)

Edelbrock Cylinder Head Gasket Set for 1970-74 Small-Block Ford Cleveland Engines, 7328

from

$66.99
“Edelbrock part No: 7328 head gasket is intended for Ford 351 Cleveland engines. This gasket comes as a set and has a 4.080″” bore size, .038″” compressed thickness and 8.1 cc volume.”
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Top Picks for 1971 Mercury Cougar Performance Engine Intake Manifold Gaskets

Invest in one of our 7 durable Performance Engine Intake Manifold Gaskets for your 1971 Mercury, knowing you’re getting trusted brands and expert craftsmanship.

FEL-PRO Performance – FEL-PRO Performance Engine Intake Manifold Gasket Set, 1250 (Part No.1250)

FEL-PRO Performance Engine Intake Manifold Gasket Set, 1250

from

$35.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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FEL-PRO Performance – FEL-PRO Performance PERFORMANCE INTAKE MANIFOLD GASKET SET, 1230 (Part No.1230)

FEL-PRO Performance PERFORMANCE INTAKE MANIFOLD GASKET SET, 1230

from

$38.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions
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FEL-PRO Performance – FEL-PRO Performance PERFORMANCE INTAKE MANIFOLD GASKET SET, 1240 (Part No.1240)

FEL-PRO Performance PERFORMANCE INTAKE MANIFOLD GASKET SET, 1240

from

$39.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions
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FEL-PRO Performance – FEL-PRO Performance PERFORMANCE INTAKE MANIFOLD GASKET SET, 1228 (Part No.1228)

FEL-PRO Performance PERFORMANCE INTAKE MANIFOLD GASKET SET, 1228

from

$31.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions
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Mr. Gasket – Mr. Gasket Intake Gasket, 211 (Part No.211)

Mr. Gasket Intake Gasket, 211

from

$44.39
Mr. Gasket Performance Intake Gaskets are manufactured from cellulose/nitrile composition gasket material. This is a low density material that conforms well to irregular surfaces and has very good crush resistance at high flange pressures. They provide excellent sealing and durability as the material is designed for sealing gasoline, oils, water and coolant in applications up to 350 degrees Fahrenheit. While die-cut for an excellent fit, they can be trimmed if necessary for modified port applications. Comes complete with front & rear manifold end seals. For original equipment replacement, high performance street, drag race and oval track. Fits all Ford 351C – 2V or 351 Cleveland 2-Barrel heads.
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Mr. Gasket – Mr. Gasket Ultra Seal: Intake Gasket, 5836 (Part No.5836)

Mr. Gasket Ultra Seal: Intake Gasket, 5836

from

$63.29
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.
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Mr. Gasket – Mr. Gasket Intake Gasket, 214 (Part No.214)

Mr. Gasket Intake Gasket, 214

from

$44.39
Mr. Gasket Performance Intake Gaskets are manufactured from cellulose/nitrile composition gasket material. This is a low density material that conforms well to irregular surfaces and has very good crush resistance at high flange pressures. They provide excellent sealing and durability as the material is designed for sealing gasoline, oils, water and coolant in applications up to 350 degrees Fahrenheit. While die-cut for an excellent fit, they can be trimmed if necessary for modified port applications. Comes complete with front & rear manifold end seals. For original equipment replacement, high performance street, drag race and oval track. Fits all Ford 351C – 4V or 351 Cleveland 4-Barrel heads.
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Top-Rated Performance Intake Manifolds for 1971 Mercury Cougars

Make a smart move for your 1971 Mercury Cougar with products all priced from $24.49 to $1,399.99.

Weiand – Weiand High-Rise Dual Plane Intake Manifold for Maximum Torque, 8012 (Part No.8012)

Weiand High-Rise Dual Plane Intake Manifold for Maximum Torque, 8012

from

$429.99
Weiand High-Rise Dual Plane Intake Manifold for Maximum Torque, 8012.
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Mr. Gasket – Mr. Gasket Intake Manifold Bolt Set, 958G (Part No.958G)

Mr. Gasket Intake Manifold Bolt Set, 958G

from

$24.49
These grade 5 hex head bolts are brite zinc plated for protection and appearance. Hardened flat washers provide uniform torque & prevent galling on aluminum manifolds. Includes twelve (12) 5/16 inch-18 x 2 inch bolts & washers.
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Holley EFI – Holley EFI MFLD KIT FORD 351W HI-RAM 95MM EFI, 300-241 (Part No.300-241)

Holley EFI MFLD KIT FORD 351W HI-RAM 95MM EFI, 300-241

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$1399.99
Holley EFI MFLD KIT FORD 351W HI-RAM 95MM EFI, 300-241.
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Holley EFI – Holley EFI KIT FORD 351W HI-RAM 95MM EFI BLACK, 300-241BK (Part No.300-241BK)

Holley EFI KIT FORD 351W HI-RAM 95MM EFI BLACK, 300-241BK

from

$1399.99
Holley EFI KIT FORD 351W HI-RAM 95MM EFI BLACK, 300-241BK.
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Weiand – Weiand X-CELerator Intake Manifold, 7516 (Part No.7516)

Weiand X-CELerator Intake Manifold, 7516

from

$559.99
Weiand X-CELerator Intake Manifold, 7516.
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Edelbrock – Edelbrock RPM Air-Gap Small Block Ford 351W Intake Manifold, 7581 (Part No.7581)

Edelbrock RPM Air-Gap Small Block Ford 351W Intake Manifold, 7581

from

$492.99
Edelbrock part #7581 RPM Air-Gap 351W intake manifold is designed for street and high performance 351-427 c.i.d. 351W Ford V8 applications. The RPM Air-Gap incorporates the same race-winning design that’s been used on our Victor Series competition intakes for decades. The Air-Gap design features an open air space that separates the runners from the hot engine oil resulting in a cooler, denser charge for more power. Larger cross sectional area and a taller carb flange than #7181 for compatibility with large displacement, stroker 351W based engines. Includes bosses for nitrous and rear water crossover. Edelbrock carbs will work with Ford automatic overdrive trans (AOD) when used with Lokar bracket SRK-4000, for more info call (865) 966-2269 or go to www.lokar.com.
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Edelbrock – Edelbrock Performer 351 Intake Manifold for Ford 351- 4V Cleveland, 2665 (Part No.2665)

Edelbrock Performer 351 Intake Manifold for Ford 351- 4V Cleveland, 2665

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$465.99
Edelbrock Performer 351 Intake Manifold for Ford 351- 4V Cleveland, 2665.
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Edelbrock – Edelbrock Performer 351 Intake Manifold for Ford 351- 2V Cleveland Engine, 2750 (Part No.2750)

Edelbrock Performer 351 Intake Manifold for Ford 351- 2V Cleveland Engine, 2750

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$437.99
Edelbrock Performer 351 Intake Manifold for Ford 351- 2V Cleveland Engine, 2750.
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Edelbrock – Edelbrock Performer 351-W Intake Manifold for S/B Ford 351 Windsor, 2181 (Part No.2181)

Edelbrock Performer 351-W Intake Manifold for S/B Ford 351 Windsor, 2181

from

$402.99
Edelbrock Performer 351-W Intake Manifold for S/B Ford 351 Windsor, 2181.
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Top-Rated Performance Engine Brands For Your 1971 Mercury Cougar

When it comes to finding the perfect Performance Engine for your 1971 Mercury Cougar, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 7 trusted brands. We carry the most popular Performance Engine brands including FEL-PRO Performance, and more, all known for their exceptional customer ratings (average brand rating of 4.2 stars) and competitive prices, as low as $35.99. Purchasing a Performance Engine from us here at Advance Auto Parts is a smart move for both you and your 1971 Mercury Cougar, providing peace of mind with parts that meet or exceed OEM standards.

Popular FEL-PRO Performance 1971 Mercury Cougar Performance Engines

If you’re looking for a top-quality Performance Engine for your 1971 Mercury Cougar, Advance Auto Parts has exactly what you need with our selection of FEL-PRO Performance Performance Engines. We have 3 FEL-PRO Performance Performance Engines in stock for this fitment, all known for their durability and precision fit. With prices starting at just $35.99 and an average cost of $46.66, you’ll find the perfect Performance Engine for your needs and budget. FEL-PRO Performance Performance Engines for the 1971 Mercury Cougar come highly rated, with over 7 customer reviews and an impressive average rating of 4.2 stars. Choosing a FEL-PRO Performance Performance Engine from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
FEL-PRO Performance Steel core laminate Engine Cylinder Head Gasket, 1011-1
from $52.99
(2)
FEL-PRO Performance Steel core laminate Engine Cylinder Head Gasket, 1011-1
“cometic head gasket is great but prob is dose not seal if the block isn’t mirror finished. many people switch over to felpro and it has worked out gre”
FEL-PRO Performance Engine Intake Manifold Gasket Set, 1250
from $35.99
(4)
FEL-PRO Performance Engine Intake Manifold Gasket Set, 1250
“Great overall intake gasket!!”

FAQs for 1971 Mercury Cougar Performance Engines

What are the best-selling Performance Engines for 1971 Mercury Cougars?

Out of 86 Performance Engines that fit 1971 Mercury Cougars, the following parts are the top sellers:

What’s the price range for 1971 Mercury Cougar Performance Engines?

The prices of Performance Engines for the 1971 Mercury Cougar range from $14.99 up to $2,168.99 for the most premium parts.

What is the average price of a Performance Engine for a 1971 Mercury Cougar?

The average price for Performance Engines for the 1971 Mercury Cougar is $382.76. 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 Mercury Cougar model years?

Yes, we carry Performance Engines for 29 model years of Mercury Cougars between 1967 and 1997. The following model years are the most popular for Performance Engine purchases: 1997, 1996, 1995, 1994, 1993, 1992, 1991, 1990, and 1989.

What are the cheapest Performance Engines for my 1971 Mercury Cougar?

Does Advance Auto Parts sell Performance Engines for any other 1971 Mercury models?

Yes. We stock Performance Engines for 6 other popular 1971 Mercury models. Some of the most popular are 1971 Monterey Performance Engines, 1971 Colony Park Performance Engines, 1971 Montego Performance Engines, 1971 Capri Performance Engines, and 1971 Marquis Performance Engines.

What types of Performance Engines do you sell for my 1971 Mercury Cougar?

As of 8/2/26, these are some of the most in-demand types of Performance Engines for a 1971 Mercury Cougar:

Can I get help with 1971 Mercury Cougar Performance Engine orders?

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

What is your return policy for Mercury Cougar Performance Engines?

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