Engines & Components
Availability
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.
Piston Rings, VF Piston Ring Sets, 3.947 in. Bore, Gas Nitrided, Ring Set Fits One Single Cylinder, 1 Set
Part Number: WIS-10025VF
Not Yet Reviewed
Estimated Ship Date: Sep 3, 2025 if ordered today
Estimated Ship Date: Sep 3, 2025 if ordered today
SINGLE CYLINDER HEAD
Part Number: DRT-10025080
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
Camshaft Kit, Hydraulic Flat Tappet, Advertised Duration 256/256, Lift 0.425/0.425, Chevy, V6, Kit
Part Number: ISK-100256
Estimated Ship Date: Sep 2, 2025 if ordered today
Estimated Ship Date: Sep 2, 2025 if ordered today
554N 046800 0325 135 NO BEVEL NAP DF STEEL
Part Number: TSR-100252
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
764 047700 0415 173 C-23 NP DF STEEL TOP
Part Number: TSR-100254
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
764 037250 0390 126 C-23 NP DF STEEL TOP#
Part Number: TSR-100256
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
764 041850 0325 135 NO FACE COAT NP DF STEEL TOP
Part Number: TSR-100257
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
APGP 042550 0430 173 C-33 GAS PORTED STEEL TOP#
Part Number: TSR-100259GP
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
APGPF 042550 0430 173 C-33 GAPLESS GAS PORTED STEEL TOP#
Part Number: TSR-100259GPF
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-10025-2K
Not Yet Reviewed
Estimated Ship Date: Aug 27, 2025 if ordered today
Estimated Ship Date: Aug 27, 2025 if ordered today
Repair Kit, Top End, 68.95mm Bore, 9.00 to 1 Compression Ratio, for use on Honda®, Kit
Part Number: NTI-NA-10025-2K
Not Yet Reviewed
Estimated Ship Date: Aug 18, 2025 if ordered today
Estimated Ship Date: Aug 18, 2025 if ordered today
Piston Rings, Powersports, Steel, Gas Nitrided Top, 68.50mm Bore, for use on Honda®, Kit
Part Number: NTI-NA-10025R
Not Yet Reviewed
Estimated Ship Date: Aug 27, 2025 if ordered today
Estimated Ship Date: Aug 27, 2025 if ordered today
Repair Kit, Top End, 66.340mm Bore, 8.70 to 1 Compression Ratio, for use on Honda®, Kit
Part Number: NTI-NX-10025K
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Piston Rings, Powersports, Steel, Gas Nitrided Top, 66.40mm Bore, for use on Honda®, Suzuki, Yamaha, Kit
Part Number: NTI-NX-10025R
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
ICON FHR Piston - Ford 289/302/393ci, 5.155 Rod, +11cc Flat Top 4V
Part Number: UEM-IC10025-060
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
4.125+5 1/16 1/16 3.0 8 L
Part Number: TSR-CS10025
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Piston Ring, CONVENTIONAL RING SET HIGH TENSION OIL RING, 4.125+5 1/16 1/16 3.0 8CYL
Part Number: TSR-CRH10025
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
ICON FHR Piston - Ford 289/302/393ci, 5.155 Rod, +11cc Flat Top 4V
Part Number: UEM-IC10025-030
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
ICON FHR Piston - Ford 289/302/393ci, 5.155 Rod, +11cc Flat Top 4V
Part Number: UEM-IC10025-040
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
ICON FHR Piston - Ford 289/302/393ci, 5.155 Rod, +11cc Flat Top 4V
Part Number: UEM-IC10025-STD
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
ICON Piston - Ford 289ci/4.7L (V8) Kit with Rings
Part Number: UEM-IC10025STDK1
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
Timing Chain and Gears, Gold Series, Double Roller, Billet Steel Sprockets, Ford, Small Block Windsor, Set
Part Number: RMR-NA-CS10025
Not Yet Reviewed
Estimated Ship Date: Aug 12, 2025 if ordered today
Estimated Ship Date: Aug 12, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
TOP END REPAIR KIT
Part Number: NTI-NA-10025K
Not Yet Reviewed
Estimated Ship Date: Aug 25, 2025 if ordered today
Estimated Ship Date: Aug 25, 2025 if ordered today
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