1981 Chevy B-Series Engine
Select Your Submodel
- Engine Assemblies
- Engine Blocks
- Valves & Valvetrain Parts
- Pistons, Rings & Connecting Rods
- Oil Filters
- Serpentine Belts & Auxiliary Drive Belts
- Valve Covers
- Timing Gears, Chains & Covers
- Oil Pans, Drain Plugs & Dipsticks
- Cylinder Heads
- Engine Pulleys
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Bearings
- Harmonic Balancers
- Engine Rebuild Kits
- Balance Shafts
- Throttle Bodies
- Carburetors
- Motor Oils
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Crane Cams®Mechanical Roller LiftersChevy B-Series 1981, Mechanical Roller Lifters by Crane Cams®. High-performance engine builders and street tuners who crave for maximum performance out of their vehicle, choose these top-grade performance products painstakingly designed...Designed to unlock more performance out of your vehicleBump up engine power to the next level$594.00 - Crane Cams®Steel and Ductile Iron Rocker ArmChevy B-Series 1981, Steel and Ductile Iron Rocker Arm by Crane Cams®. High-performance engine builders and street tuners who crave for maximum performance out of their vehicle, choose these top-grade performance products painstakingly...Designed to unlock more performance out of your vehicleBump up engine power to the next level$7.60
- Crane Cams®Ultra Pro™ Left and Right Mechanical Roller Lifters Set with Lifter OffsetChevy B-Series 1981, Ultra Pro™ Left and Right Mechanical Roller Lifters Set with Lifter Offset by Crane Cams®. High-performance engine builders and street tuners who crave for maximum performance out of their vehicle, choose these...Designed to unlock more performance out of your vehicleBump up engine power to the next level$764.64
- Crower®Hi-Seat™ Offset Mechanical Roller LiftersChevy B-Series 5.7L 1981, Hi-Seat™ Offset Mechanical Roller Lifters by Crower®. Perfect combination of power and mileage with extended rpm range. Works well with stock and near-stock engines and drive trains. Crower combines this...High quality at an affordable priceExpertly made from premium materials$175.64 - $1,389.58
- Isky Racing Cams®Anti-Pump-Up Hydraulic LiftersChevy B-Series 5.7L 1981, Anti-Pump-Up Hydraulic Lifters by Isky Racing Cams®. Designed utilizing the latest technology, this product by Isky Racing Cams features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$265.57
- Isky Racing Cams®Solid LiftersChevy B-Series 5.7L 1981, Solid Lifters 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 reliability. Designed...Designed to maximize horsepower and torque of your vehicleMade with meticulous attention to detail and unmatched craftsmanship$302.37
- Lunati®Horizontal Bar Pop-Up Solid Roller LifterChevy B-Series 5.7L 1981, Horizontal Bar Pop-Up 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...High quality at an affordable priceExpertly made from premium materials$74.41 - $593.86
- Lunati®Hydraulic Race Flat Tappet LifterChevy B-Series 5.7L With Chevy small block Gen I Engine 1981, Hydraulic Race 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...High quality at an affordable priceExpertly made from premium materials$13.70 - $126.99
- Lunati®Hydraulic Roller LifterChevy B-Series 5.7L With Chevy small block Gen I Engine 1981, 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 heritage...High quality at an affordable priceExpertly made from premium materials$140.68 - $1,125.44
- Lunati®Performance Replacement™ Hydraulic Flat Tappet LifterChevy B-Series 5.7L With Chevy small block Gen I Engine 1981, Performance Replacement™ Hydraulic Flat Tappet Lifter by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from...Better performance and durability for street and mild race applicationsLonger piston provides larger surface area to better distribute load$13.14 - $105.94
- Lunati®Signature Series Push RodChevy B-Series 6.0L / 7.0L 1981, 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...High quality at an affordable priceExpertly made from premium materials$25.10 - $401.44
- Lunati®Single Groove LocksChevy B-Series 5.7L / 7.0L 1981, Single Groove Locks 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$17.03 - $52.36
- Lunati®Steel Non-Roller Rocker ArmChevy B-Series 5.7L With Chevy small block Gen I Engine 1981, Steel Non-Roller 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...High quality at an affordable priceExpertly made from premium materials$16.90 - $270.37
- Lunati®Steel Rocker ArmChevy B-Series 5.7L With Chevy small block Gen I Engine 1981, 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...High quality at an affordable priceExpertly made from premium materials$17.96 - $281.31
- Lunati®Street Performance™ Hydraulic Roller Lifter SetChevy B-Series 5.7L 1981, Street Performance™ Hydraulic Roller Lifter Set by Lunati®. Drop-in, retro-fit hydraulic roller lifters are ready for installation with no modifications or break-in required. Captured link bar system ensures...High quality at an affordable priceExpertly made from premium materials$653.59
- Lunati®Valve LockChevy B-Series 5.7L / 7.0L 1981, Valve Lock 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$3.87 - $36.01
- Lunati®Valve Spring RetainerChevy B-Series 1981, Valve Spring Retainer 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$5.60 - $81.42
- Lunati®Vertical Bar Pressurized Oiling Roller LifterChevy B-Series 1981, Vertical Bar Pressurized Oiling 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...High quality at an affordable priceExpertly made from premium materials$185.04 - $1,209.00
- Lunati®Vertical Bar Pressurized Oiling Solid Roller LifterChevy B-Series 7.0L / 8.2L 1981, 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...Pressurized oiling provides lubrication through the axle to the needlesReduced wear in axle and increased lifter durability$138.36 - $1,479.07
- Lunati®Voodoo™ Aluminum Roller Rocker ArmChevy B-Series 5.7L With Chevy small block Gen I Engine 1981, Voodoo™ Aluminum Roller Rocker Arm by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built with a...Extruded aircraft quality aluminum, CNC machined to precise tolerancesSuperfinished surface increases durability and sheds oil$24.00 - $383.97
- Lunati®Voodoo™ Aluminum Self Aligning Rocker ArmChevy B-Series 5.7L With Chevy small block Gen I Engine 1981, Voodoo™ Aluminum Self Aligning Rocker Arm by Lunati®. Get some serious horsepower with an outlaw attitude by upgrading to this performance engine part from Lunati. Built...Extruded aircraft quality aluminum, CNC machined to precise tolerancesSuperfinished surface increases durability and sheds oil$27.73 - $443.56
- Melling®Oil Pressure Relief Valve SpringChevy B-Series 7.0L 1981, Oil Pressure Relief Valve Spring by Melling®. 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$7.28 - $13.95
- QualCast®Engine ValveChevy B-Series 6.0L 1981, Engine Valve 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$8.82 - $14.99
- QualCast®Valve Spring with DamperChevy B-Series 6.0L 1981, Valve Spring with Damper 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....Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$3.71
- COMP Cams®Dual Energy™ Camshaft & Lifter KitChevy B-Series 5.7L 1981, Dual Energy™ Camshaft & Lifter 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...Similar to High Energy Cams™, but may work better at high rpm when coupled with headers because of added exhaust durationWork great with most stock components$317.95 - $320.95
- COMP Cams®Dual Energy™ Camshaft Complete KitChevy B-Series 5.7L 1981, Dual Energy™ Camshaft Complete 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...Similar to High Energy Cams™, but may work better at high rpm when coupled with headers because of added exhaust durationWork great with most stock components$539.95 - $548.95
- COMP Cams®Dual Energy™ Camshaft Small KitChevy B-Series 5.7L 1981, Dual Energy™ Camshaft Small 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...Similar to High Energy Cams™, but may work better at high rpm when coupled with headers because of added exhaust durationWork great with most stock components$317.95 - $372.95
- COMP Cams®Mechanical Flat Tappet High Rocker Ratio CamshaftChevy B-Series 5.7L 1981, Mechanical Flat Tappet High Rocker Ratio Camshaft by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by...$324.95
- COMP Cams®Pure Energy™ Hydraulic Flat Tappet Camshaft & Lifter KitChevy B-Series 5.7L 1981, Pure Energy™ Hydraulic Flat Tappet Camshaft & Lifter Kit by COMP Cams®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...$321.95
- COMP Cams®Pure Energy™ Hydraulic Flat Tappet Camshaft Complete KitChevy B-Series 5.7L 1981, Pure Energy™ Hydraulic Flat Tappet Camshaft Complete Kit by COMP Cams®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...$540.95
