Engines & Components
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Engines & Engine Parts
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your daily driver.
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LS Cylinder Head, 5.3L Specific, 60cc Chamber, 2.000 Int. Valve, Permanent Mold A-356, Manganese Guides, Ductile Seats, PAC Springs, 21 4N Stainless
Part Number: SUM-LS210CATH60
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Cylinder Head, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, 302, 327, 350, .575 in. Hyd Roller Pair
Part Number: SUM-162111
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, Aluminum, Assembled, 65cc Combustion Chamber, 220cc Intake, Chevy, Small Block, Pair
Part Number: AFR-1065
Estimated Ship Date: Today
Estimated Ship Date: Today
Ford Windsor, 185 cc Int. Runner, 64cc Chamber, 2.02 Int./1.6 Exh. Hyd. Roller .600 Lift, 351W 1/2 in. head bolt, reducer sleeve needed for 289/302
Part Number: SUM-162SBF185WIN
Estimated Ship Date: Today
Estimated Ship Date: Today
Big Block Chevy Cylinder head, Aluminum, 335cc Rectangle Intake Runner, 122cc Chamber, 2.250 Intake Valve 1.880 Exhaust Valve, Max .725 Lift Ea.
Part Number: SUM-162BBCREC335
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
LS Cylinder Head, 5.3L Specific, 64cc Chamber, 2.000 Int. Valve, Permanent Mold A-356, Manganese Guides, Ductile Seats, PAC Springs, 21 4N Stainless
Part Number: SUM-LS210CATH64
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, 195cc Precision Cast, Aluminum, Assembled, 65cc Chamber, 2.020 in./1.600 exh. Valve, Chevy, For Small Block with Flat Tappet Cam, Each
Part Number: SUM-162SBCSTRFT
Estimated Ship Date: Today
Estimated Ship Date: Today
Chevy LS Cylinder head, 255cc Rectangle port Intake Runner, 67cc Chamber, 2.16 Intake Valve 1.6 Exhaust Valve, 4.000 + bore sizes, Max .600 Lift, Each
Part Number: SUM-162LS3255REC
Estimated Ship Date: Today
Estimated Ship Date: Today
Chevy LS Cylinder head, 210cc Cathedral port Intake Runner, 64cc Chamber, 2.02 Intake Valve 1.6 Exhaust Valve, 3.898+ bore sizes, Max .660 Lift, Each
Part Number: SUM-162LS210CATH
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.7 Ratio, 7/16 in. Stud, Chevy, Big Block, Set of 16
Part Number: SCC-SCP1014
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, Race Porting, Aluminum, Assembled, 65cc Chamber, 210cc Intake, Chevy, Small Block, Pair
Part Number: AFR-1054
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, 7/16 in. Stud, Ford, Small Block, Set of 16
Part Number: SCC-SCP1018
Estimated Ship Date: Today
Estimated Ship Date: Today
Chevy SB, 195 cc Intake Runner, 65cc Straight-Plug Chamber, 2.02 Intake Valve, 1.6 Exhaust Valve, Hydraulic Roller Cam Max .600 Lift, Ea.
Part Number: SUM-162SBCSTRHR
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arms, Race Series, Full Roller, 1.5 Ratio, Aluminum, Blue, 7/16 in. Stud, Chevy, Small Block, Set of 16
Part Number: SCC-SCP1001
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine, LO206, Sealed, Briggs & Stratton Racing Engine, Carbureted, Aluminum, Pull Start, Used in Karting, Microstocks, and Jr. Drag Racing, Each
Part Number: PWD-124332-8201
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
SEAT 4140 BLK OXIDE
Part Number: RSC-PAC-S137
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2027 if ordered today
Estimated Ship Date: Jan 5, 2027 if ordered today
Lifters, Hydraulic Roller, Link Bar, 0.842 in. Outside Diameter, 2.685 in. Seat Height, Retrofit, Small Block Chevy, Set of 16
Part Number: SUM-HT218-16
Estimated Ship Date: Today
Estimated Ship Date: Today
SEAT CHROME MOLY SPRING
Part Number: RSC-PAC-S141-16
Not Yet Reviewed
Estimated Ship Date: Jan 4, 2027 if ordered today
Estimated Ship Date: Jan 4, 2027 if ordered today
SEAT TOOL STEEL
Part Number: RSC-PAC-S154X-16
Estimated Ship Date: Jan 6, 2027 if ordered today
Estimated Ship Date: Jan 6, 2027 if ordered today
Cylinder Heads, Eliminator Racing, Assembled, Aluminum, 65cc Chamber, 220cc Intake, Square Exhaust Port, Chevy, 302/327/350/400 Small Block, Pair
Part Number: AFR-1110
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, 3/8 in. Stud, Ford, Small Block, Set of 16
Part Number: SCC-SCP1017
Estimated Ship Date: Today
Estimated Ship Date: Today
SEAT TOOL STEEL
Part Number: RSC-PAC-S140X
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2026 if ordered today
Estimated Ship Date: Dec 31, 2026 if ordered today
Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.500 in. O.D., 0.570 in. I.D., 0.030 in. Thick, Each
Part Number: RSC-PAC-S134
Estimated Ship Date: Today
Estimated Ship Date: Today
SEAT TOOL STEEL
Part Number: RSC-PAC-S154X
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2026 if ordered today
Estimated Ship Date: Dec 31, 2026 if ordered today
SEAT CHROME MOLY SPRING
Part Number: RSC-PAC-S141
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2026 if ordered today
Estimated Ship Date: Dec 31, 2026 if ordered today
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