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.
Valve, Exhaust, Stainless Steel, 1.710 in. Diameter, .342 in. Stem, 4.668 in. Length, Oldsmobile V8, Each
Part Number: MAN-11547-1
Not Yet Reviewed
Estimated Ship Date: Sep 18, 2025 if ordered today
Estimated Ship Date: Sep 18, 2025 if ordered today
Harmonic Balancer Bolts, GM Genuine Parts, M16 x 2.0 Thread Size, Flanged Hex Head, Steel, 4.055 in. Underhead Length, Cadillac, Chevrolet, GMC, Each
Part Number: ADO-11547372
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valves, Exhaust, Stainless Steel, 1.710 in. Diameter, .342 in. Stem, 4.668 in. Length, Oldsmobile V8, Set of 8
Part Number: MAN-11547-8
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Comp Series L92 FT 4.125B/4.000S/6.125R/
Part Number: DPP-11547-R1
Not Yet Reviewed
Estimated Ship Date: Sep 10, 2025 if ordered today
Estimated Ship Date: Sep 10, 2025 if ordered today
Pistons, Flat Top, Competition Series, Forged Aluminum, 4.125 in. Bore, -2.00cc Head Volume, Chevy, LS, Set of 8
Part Number: DPP-11547-R1-8
Not Yet Reviewed
Estimated Ship Date: Sep 10, 2025 if ordered today
Estimated Ship Date: Sep 10, 2025 if ordered today
LS3/L92 4.125B/1.115CD/Kit
Part Number: DPP-11547-R1-8-H
Not Yet Reviewed
Estimated Ship Date: Sep 10, 2025 if ordered today
Estimated Ship Date: Sep 10, 2025 if ordered today
PIN
Part Number: ADO-11547256
Not Yet Reviewed
Estimated Ship Date: Sep 3, 2025 if ordered today
Estimated Ship Date: Sep 3, 2025 if ordered today
Cylinder Head Fasteners, OE Replacement, Bolt Style, Hex Head, M12 x 1.75 Thread, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Each
Part Number: ADO-11547020
Not Yet Reviewed
Estimated Ship Date: Sep 3, 2025 if ordered today
Estimated Ship Date: Sep 3, 2025 if ordered today
Cylinder Head Fasteners, OE Replacement, Bolt Style, Hex Head, M8 x 1.25 Thread, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Each
Part Number: ADO-11547584
Not Yet Reviewed
Estimated Ship Date: Sep 3, 2025 if ordered today
Estimated Ship Date: Sep 3, 2025 if ordered today
Engine Timing Cover Bolt, Engine Timing Cover Bolt, BOLT/SCREW
Part Number: ADO-11547697
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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