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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.
COMPETITION ASSEMBLY CHEV 327
Part Number: ESP-12329000
Not Yet Reviewed
Estimated Ship Date: Aug 22, 2025 if ordered today
Estimated Ship Date: Aug 22, 2025 if ordered today
COMPETITION ASSEMBLY CHEV 327
Part Number: ESP-12329030
Not Yet Reviewed
Estimated Ship Date: Aug 22, 2025 if ordered today
Estimated Ship Date: Aug 22, 2025 if ordered today
COMPETITION ASSEMBLY CHEV 327
Part Number: ESP-12329040
Not Yet Reviewed
Estimated Ship Date: Aug 22, 2025 if ordered today
Estimated Ship Date: Aug 22, 2025 if ordered today
COMPETITION ASSEMBLY CHEV 327
Part Number: ESP-12329060
Not Yet Reviewed
Estimated Ship Date: Aug 22, 2025 if ordered today
Estimated Ship Date: Aug 22, 2025 if ordered today
Main Bearings, GM Genuine Parts Crankshaft Main Bearings, .001 in. Undersize, Buick, Chevy, GMC, Oldsmobile, Pontiac, Sold as a Set
Part Number: ADO-12329955
Not Yet Reviewed
Estimated Ship Date: Sep 3, 2025 if ordered today
Estimated Ship Date: Sep 3, 2025 if ordered today
Main Bearings, GM Genuine Parts Crankshaft Main Bearings, Direct Replacement, Stock Size, Buick, Chevy, GMC, Oldsmobile, Pontiac, Sold as a Set
Part Number: ADO-12329774
Not Yet Reviewed
Estimated Ship Date: Sep 3, 2025 if ordered today
Estimated Ship Date: Sep 3, 2025 if ordered today
Main Bearings, GM Genuine Parts Crankshaft Main Bearings, Direct Replacement, Stock Size, Buick, Chevy, GMC, Oldsmobile, Pontiac, Sold as a Set
Part Number: ADO-12329954
Not Yet Reviewed
Estimated Ship Date: Sep 3, 2025 if ordered today
Estimated Ship Date: Sep 3, 2025 if ordered today
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