1977 Mercury Cougar Valves & Valvetrain Parts
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COMP Cams®Magnum™ Push RodMercury Cougar 1977, Magnum™ Push Rod by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and knowledgeable engineering...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$14.95 - $146.95 - COMP Cams®Performance Series™ Valve LifterMercury Cougar 1977, Performance Series™ Valve Lifter by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and knowledgeable...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$17.95 - $288.95
- COMP Cams®Pro Magnum™ Valve LifterMercury Cougar 5.8L Modified Engine 1977, Pro Magnum™ Valve Lifter by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$14.95 - $140.95
- COMP Cams®Push Rod Guide PlateMercury Cougar 1977, Push Rod Guide Plate by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and knowledgeable engineering...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$7.95 - $76.95
- COMP Cams®Roller Lifter Link BarMercury Cougar 5.0L V8 1977, Roller Lifter Link Bar by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and knowledgeable...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$13.95
- COMP Cams®Ultra Pro Magnum™ XD Rocker ArmMercury Cougar 5.0L 1977, Ultra Pro Magnum™ XD Rocker Arm by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$52.95 - $603.95
- COMP Cams®Valve LifterMercury Cougar 1977, Valve Lifter by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and knowledgeable engineering staff. It...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$15.95 - $215.95
- COMP Cams®Valve Spring RetainerMercury Cougar 6.6L 1977, Valve Spring Retainer by COMP Cams®. Valve springs with larger diameters require retainers to handle the higher pressures developed by the springs. COMP Cams Steel Retainers are the perfect solution to this...High quality at an affordable priceExpertly made from premium materials$22.95 - $233.95
- COMP Cams®Valve Stem Oil SealMercury Cougar 5.8L 1977, Valve Stem Oil Seal by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and knowledgeable...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$5.95 - $24.95
- QualCast®Valve SpringMercury Cougar 1977, Valve Spring by QualCast®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a...Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$2.85 - $3.81
- QualCast®Valve Spring Retainer KeeperMercury Cougar 5.8L / 6.6L 1977, Valve Spring Retainer Keeper by QualCast®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...$1.37
- QualCast®Valve Stem Oil SealMercury Cougar 1977, Valve Stem Oil Seal by QualCast®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to...Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$0.92 - $2.24
- PRW®PQX 2024 Extruded Billet™ Aluminum Rocker ArmMercury Cougar 1977, PQX 2024 Extruded Billet™ Aluminum Rocker Arm by PRW®. Designed utilizing the latest technology, this product by PRW features premium quality and will perform better than advertised. Perfect for your vehicle and...Made with precision and quality in mindDesigned to meet your specific needs$289.87 - $305.87
- PRW®Pro Series Rocker ArmMercury Cougar 1977, Pro Series Rocker Arm by PRW®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$24.87 - $343.87
- PRW®Rocker Arm Stud GirdleMercury Cougar 5.0L / 5.8L 1977, Rocker Arm Stud Girdle by PRW®. PRW Billet Aluminum Stud Girdles are made from 6061-T6 aluminum, manufactured to exacting standards, and the solution to valvetrain instability. PRW stud girdles reduce...CNC machinedReduces rocker stud flex$157.20
- PRW®Roller Tip Rocker ArmMercury Cougar 1977, Roller Tip Rocker Arm by PRW®. PRW Pro Series Stainless Steel Rocker Arms incorporate an exceptional design that provides plenty of clearance for large diameter springs. These stud mount rocker arms are manufactured...Lightweight designPRW RockerLocs included$141.74 - $158.66
- Pioneer Automotive®Valve Spring Retainer Keeper KitMercury Cougar 5.0L / 6.6L 1977, Valve Spring Retainer Keeper Kit by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$22.29
- SBI®Intake ValveMercury Cougar 5.8L Windsor Engine 1977, Intake Valve by SBI®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed...Made with precision and quality in mindDesigned to meet your specific needs$5.01
- Mahle®Intake/Exhaust Valve Stem Oil Seal SetMercury Cougar 1977, Intake/Exhaust Valve Stem Oil Seal Set by Mahle®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$11.79
- COMP Cams®Hi-Tech™ Oil Restricting Push RodMercury Cougar 5.0L V8 1977, Hi-Tech™ Oil Restricting Push Rod by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$17.95 - $253.95
- COMP Cams®High Energy™ Rocker Arm And Pushrod KitMercury Cougar 5.0L 1977, High Energy™ Rocker Arm And Pushrod Kit by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$236.95 - $239.95
- COMP Cams®Sportsman™ LifterMercury Cougar 1977, Sportsman™ Lifter by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and knowledgeable engineering...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$149.95 - $215.95
- ARP®Rocker Arm Stud KitMercury Cougar With Ford Small Block 1977, Rocker Arm Stud Kit by ARP®. The engineers at ARP spent quite a bit of time developing these highly effective, unique oil pan studs. They’re designed to make it as easy as possible to install...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$150.42
- Pioneer Automotive®Heat Treated Rocker Arm BallMercury Cougar 5.0L 1977, Heat Treated Rocker Arm Ball by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect for...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$24.97
- Pioneer Automotive®Push Rod Guide PlateMercury Cougar 5.0L 1977, Push Rod Guide Plate by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$34.87 - $38.62
- Pioneer Automotive®Valve Spring Insert KitMercury Cougar 5.0L / 6.6L 1977, Valve Spring Insert Kit by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect for...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$13.81 - $13.99
- Pioneer Automotive®Valve Spring Retainer SetMercury Cougar 5.0L / 6.6L 1977, Valve Spring Retainer Set by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$107.23 - $112.30
- Sealed Power®Speed Pro™ Push RodMercury Cougar 5.0L 1977, Speed Pro™ Push Rod by Sealed Power®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$10.78
- Enginetech®Premium Positive Valve SealsMercury Cougar 1977, Premium Positive Valve Seals by Enginetech®. The Engine Builder's Source, can locate the right part for nearly any rebuild application. Offering a full line of internal engine parts for domestic, import and high...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$14.07 - $15.23
- Enginetech®Premium Umbrella Valve SealsMercury Cougar 1977, Premium Umbrella Valve Seals by Enginetech®. The Engine Builder's Source, can locate the right part for nearly any rebuild application. Offering a full line of internal engine parts for domestic, import and high...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$8.24 - $8.36
Popular Products
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1977 Mercury Cougar Models
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