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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.
Valve, Exhaust, Stainless Steel, 1.735 in. Diameter, .372 in. Stem, 5.105 in. Length, Chevy, Each
Part Number: MAN-11311-1
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Cylinder Head, Pro 1, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, 327, 350, 400, Each
Part Number: DRT-11311112P
Not Yet Reviewed
350/400 18° 4.165B/1.125CD/Kit
Part Number: DPP-11311-8-H
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Timing Belt Tensioner Roller, BMW
Part Number: URO-012477
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
SB Chevy DM 4.165B/1.125CD NS
Part Number: DPP-11311
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Engine Timing Chain Tensioner
Part Number: URO-021602
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Cylinder Head, Pro 1, Aluminum, Assembled, 49cc Chamber, 200cc Intake Runner, Chevrolet, Small Block, Each
Part Number: DRT-11311112PF
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.735 in. Diameter, .372 in. Stem, 5.105 in. Length, Chevy, Set of 8
Part Number: MAN-11311-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Domestic Series - 750HP Rated - 2618 Material - Includes Pins and Rings
Part Number: DPP-11311-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Cylinder Head, Pro 1, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, 327, 350, 400, Each
Part Number: DRT-11311111P
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Cylinder Head, Pro 1, Aluminum, Assembled, 49cc Chamber, 200cc Intake Runner, Chevrolet, Small Block, Each
Part Number: DRT-11311111PF
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Belt Tensioner Guide Pin, OEM Replacement, BMW, Each
Part Number: URO-011855
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Cylinder Head, Pro 1, Aluminum, Assembled, 49cc Chamber, 200cc Intake Runner, Chevrolet, Small Block, Each
Part Number: DRT-11311113PF
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Cylinder Heads, Pro 1 Aluminum Cylinder Head, Assembled, 64cc Chamber, 200cc Intake, Square Exhaust Port, Chevrolet, 5.4L, 5.7L, 6.6L, Each
Part Number: DRT-11311113P
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
