Engines & Components
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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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Rocker Arms, Trunnion Upgrade, Assembled, Cast Steel, 1.7 Ratio, Straight Body, Cathedral Port, Chevy, LS1, LS2, LS6, LQ4, LQ9, Set of 16
Part Number: SUM-141556
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Rocker Arms, Roller Bearing Trunnion, L92/LS9/LS3, Assembled, Heavy Duty Cast Steel, 1.7 Ratio, Rectangle Port, Chevy, Set of 16
Part Number: SUM-141554
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, Twisted Wedge® 11R 170, CNC Street Ported, Assembled, 53cc CNC Chambers, Small Ford, Each
Part Number: TFS-52515301-C00
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Aluminum/Steel, Black, Chevy, 5.7L, Each
Part Number: ATI-917266
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11.1:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R24400308
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gen. 3/4 Chevy LS Rocker Arm Trunnion Upgrade Kit, Bronze Bushing, Retrofit, Rectangle and Cathedral Port Rockers, Set of 16
Part Number: SUM-141560
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 24X, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R244003020
Estimated Ship Date: Today
Estimated Ship Date: Today
Pulley/Bracket Set, Serpentine, Aluminum, Clear Powdercoated, Chevy, Small Block, Short Pump, Kit
Part Number: MCH-21155
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 58x, 6.125 rod, 8cc dish, 11.1:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R58400308
Estimated Ship Date: Today
Estimated Ship Date: Today
Belt Drive, 2-Piece Upper, Dry System, Chevy, Big Block, Mark IV, Kit
Part Number: JES-KBD-32000
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, Twisted Wedge® 11R 190, CNC Street Ported, Assembled, 56cc CNC Chambers, Small Ford, Each
Part Number: TFS-52515601-C01
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 402 Cid., 4.000 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R24400008
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Lifters, Mechanical Roller, Vertical Link Bar, Chevy, Set of 16
Part Number: CCA-819-16
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
Pro LS 4340 Piston and Rod Kit, 376 Cid., 4.065 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L0652
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Lifters, Mechanical Roller, Vertical Link Bar, Chevy, Set of 16
Part Number: CCA-818-16
Estimated Ship Date: Today
Estimated Ship Date: Today
Belt Drive, 2-Piece Upper, Dry System, Chevy, Small Block, Kit
Part Number: JES-KBD-31000
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 416 Cid., 4.070 bore, 4.000 stroke, 58x, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R58400706
Estimated Ship Date: Today
Estimated Ship Date: Today
Rear Main Seal Cover, Aluminum, Natural, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Kit
Part Number: RNB-635-518
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 58x, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R584003020
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Rotating Assembly, 325 Cid., 3.780 bore, Standard 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing
Part Number: SUM-R2436L7807
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Oil Catch Can, CCS, 7 oz., Oil Separator, Recirculating, Aluminum, Black, Round, Buick, Chevy, Cadillac, Pontiac, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Kit
Part Number: IRP-CCS-GM-101
Estimated Ship Date: Today
Estimated Ship Date: Today
Oil Catch Can, Round, Aluminum, Black, 6.0 oz. Capacity, Cadillac, Chevy, GMC, Kit
Part Number: KNN-81-0805
Estimated Ship Date: Today
Estimated Ship Date: Today
Pulley/Bracket Set, Serpentine, Aluminum, Clear Powdercoated, Saginaw P/S, Chevy, Big Block, Kit
Part Number: MCH-21255
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Lifters, Mechanical Roller, Vertical Link Bar, Mopar, Set of 16
Part Number: CCA-829-16
Estimated Ship Date: Today
Estimated Ship Date: Today
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Summit Racing™ Pro LS Upgraded Rocker Arms SUM-141554
