1977 Mercury Cougar Valves & Valvetrain Parts
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Enginetech®Push RodsMercury Cougar 5.0L 1977, Push Rods 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 performance...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$7.51 - Enginetech®Rocker ArmMercury Cougar 1977, Rocker Arm 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 performance...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$9.25
- Enginetech®Rocker Arm NutMercury Cougar 5.0L 1977, Rocker Arm Nut 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 performance...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$43.57 - $48.05
- DNJ Engine Components®Exhaust Valve GuideMercury Cougar 5.8L 1977, Exhaust Valve Guide by DNJ Engine Components®. 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...Designed to replace your malfunctioning partsHelps get your vehicle back to it's original performance$1.85
- COMP Cams®Magnum™ Rocker ArmMercury Cougar 1977, Magnum™ Rocker Arm by COMP Cams®. These Magnum Roller Rocker Arms for Chevy V8 265-400 and V6 200-262 applications are the ultimate street rocker. With a 3/8" stud diameter and 1.52 ratio, they are designed for...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$110.95 - $312.95
- COMP Cams®Magnum™ Rocker Arm And Pushrod KitMercury Cougar 5.0L 1977, Magnum™ Rocker Arm And Pushrod Kit by COMP Cams®. These Magnum Roller Rocker Arms for Chevy V8 265-400 and V6 200-262 applications are the ultimate street rocker. With a 3/8" stud diameter and 1.52 ratio,...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$332.95 - $334.95
- COMP Cams®Pro Magnum™ Retro-Fit Valve LifterMercury Cougar 5.0L 1977, Pro Magnum™ Retro-Fit 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$132.95 - $720.95
- COMP Cams®Race Dual Valve SpringMercury Cougar 5.8L 1977, Race Dual Valve Spring 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$47.95 - $497.95
- COMP Cams®Sportsman™ Solid Roller LifterMercury Cougar 5.8L Modified Engine 1977, Sportsman™ Solid Roller 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...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$149.95 - $1,175.95
- COMP Cams®Stud Mount Rocker Arm & Pushrod KitMercury Cougar 5.0L 1977, Stud Mount Rocker Arm & Pushrod Kit by COMP Cams®. The original Aluminum Rockers changed the way racing and high performance street engine builders approached valve train design. Now, COMP Cams is...Next gen Rockers increase engine power, enhance valve train stability & improve oilingNew extrusion based on improvements developed through FEA analysis, resulting in an even stronger, stiffer body without compromising mass$255.95
- COMP Cams®Super Lock™ Valve Spring RetainerMercury Cougar 1977, Super Lock™ Valve Spring Retainer 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$24.95 - $385.95
- COMP Cams®Super Lock™ Valve Spring Retainer KeeperMercury Cougar 1977, Super Lock™ Valve Spring Retainer Keeper 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$169.95
- COMP Cams®Ultra-Gold™ ARC Series Rocker ArmMercury Cougar 5.0L 1977, Ultra-Gold™ ARC Series 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$39.95 - $50.95
- COMP Cams®Ultra-Gold™ Rocker ArmMercury Cougar 5.0L 1977, Ultra-Gold™ 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 knowledgeable...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$412.95 - $531.95
- COMP Cams®Ultra-Gold™ Stud GirdleMercury Cougar 5.0L 1977, Ultra-Gold™ Stud Girdle 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$271.95 - $284.95
- COMP Cams®Valve SpringMercury Cougar 1977, Valve Spring by COMP Cams®. The valve spring creation process is far more involved than most people realize. Selecting the right metal stock and creating the best design is not done by chance. COMP Cams has...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$71.95 - $129.95
- Melling®High Performance™ Valve Spring RetainerMercury Cougar 5.0L / 5.8L Windsor Engine 1977, High Performance™ Valve Spring Retainer by Melling®. Melling valve spring retainers are a critical piece of the valve spring system that provides an important part of the geometry needed...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$7.67
- Isky Racing Cams®Valve Spring Set with DamperMercury Cougar 5.0L / 5.8L 1977, Valve Spring Set with Damper by Isky Racing Cams®. 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$202.12
- Lunati®Bracket Master II™ Push RodMercury Cougar 1977, Bracket Master II™ Push Rod by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built with a rich heritage of precision engineering and...High quality at an affordable priceExpertly made from premium materials$4.75 - $77.15
- Lunati®Hydraulic Roller Lifters Installation KitMercury Cougar 5.0L 1977, Hydraulic Roller Lifters Installation Kit by Lunati®. These kits come with all the components needed to help install hydraulic roller lifters into a block equipped with a hydraulic roller cam. Get some serious...High quality at an affordable priceExpertly made from premium materials$66.61
- Lunati®Micro-Trol Hydraulic Flat Tappet LifterMercury Cougar 1977, Micro-Trol Hydraulic Flat Tappet Lifter by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built with a rich heritage of precision engineering...High quality at an affordable priceExpertly made from premium materials$9.75 - $124.62
- Lunati®Performance Replacement™ Hydraulic Flat Tappet LifterMercury Cougar 1977, Performance Replacement™ Hydraulic Flat Tappet Lifter by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built with a rich heritage of...Better performance and durability for street and mild race applicationsLonger piston provides larger surface area to better distribute load$17.13 - $118.24
- Lunati®Rocker Arm StudMercury Cougar 5.0L 1977, Rocker Arm Stud by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built with a rich heritage of precision engineering and innovation, this...High quality at an affordable priceExpertly made from premium materials$9.80 - $90.42
- Lunati®Signature Series Push RodMercury Cougar 1977, Signature Series Push Rod by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built with a rich heritage of precision engineering and innovation,...High quality at an affordable priceExpertly made from premium materials$16.47 - $197.55
- Lunati®Sportsman™ Push RodMercury Cougar 1977, Sportsman™ Push Rod by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built with a rich heritage of precision engineering and innovation,...High quality at an affordable priceExpertly made from premium materials$12.41 - $148.91
- Lunati®Steel Guide PlateMercury Cougar 1977, Steel Guide Plate by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built with a rich heritage of precision engineering and innovation, this...High quality at an affordable priceExpertly made from premium materials$9.61 - $83.97
- Lunati®Steel Rocker ArmMercury Cougar 1977, Steel Rocker Arm by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built with a rich heritage of precision engineering and innovation, this...High quality at an affordable priceExpertly made from premium materials$16.64 - $357.71
- Lunati®Street Performance™ Hydraulic Roller LifterMercury Cougar 5.0L / 5.8L Windsor Engine 1977, Street Performance™ Hydraulic Roller Lifter by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built with a rich...High quality at an affordable priceExpertly made from premium materials$84.93 - $643.21
- Lunati®Vertical Bar Pressurized Oiling Solid Roller LifterMercury Cougar 1977, Vertical Bar Pressurized Oiling Solid Roller Lifter by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built with a rich heritage of precision...Pressurized oiling provides lubrication through the axle to the needlesReduced wear in axle and increased lifter durability$140.70 - $958.76
- Lunati®Vertical Bar Solid Roller LifterMercury Cougar 1977, Vertical Bar Solid Roller Lifter by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built with a rich heritage of precision engineering and...High quality at an affordable priceExpertly made from premium materials$82.03 - $628.61
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1977 Mercury Cougar Models
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