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.
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
Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit
Part Number: SCA-1-41566BI
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
ROTATING ASSEMBLY
Part Number: SCA-141564BI
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit
Part Number: SCA-1-41565BI
Not Yet Reviewed
Rotating Assembly Competition, Forged Rotating Assembly Chevy 400 Main, 2-Pc Seal Unbalanced, 2 pc seal 3.875
Part Number: SCA-1-41568
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Rotating Assembly Competition, Forged Rotating Assembly Chevy 400 Main, 2-Pc Seal Unbalanced Forged, 2 pc seal
Part Number: SCA-1-41569
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Rotating Assembly Competition, Forged Rotating Assembly Chevy 400 Main, 2-Pc Seal Balance Internal F, 2 pc sea
Part Number: SCA-1-41569BI
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
ROTATING ASSEMBLY
Part Number: SCA-1-41568BI
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit
Part Number: SCA-1-41560BI
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit
Part Number: SCA-1-41560
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit
Part Number: SCA-1-41566
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit
Part Number: SCA-1-41565
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
ROTATING ASSEMBLY
Part Number: SCA-1-41564
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
ROTATING ASSEMBLY
Part Number: SCA-141564BI-040
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
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