Engine Rotating Assemblies & Rebuild Kits

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 20, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 52.500mm Bore, 9.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20010K

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 76.950mm Bore, 12.60 to 1 Compression Ratio, Kawasaki, Suzuki, Kit

Part Number: NTI-NX-20030K

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-30080-BK

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 66.360mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025-BKA

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-40026-CKA

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-40085-BK

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70002-6CK

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70005-BK

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70007K

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

• Drop Ship
• Special Order

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22685C

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

S&S Cycle 2017 M8 Models 128in Oil Cooled Power Pack w/ Chrome Pushrod Tubes w/o Highlight

Part Number: SSY-310-1105B

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

S&S Cycle 2017 M8 Models 128in CI Oil Cooled w/ Chrome Pushrod Tubes & Highlighted Fins

Part Number: SSY-310-1106A

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

S&S Cycle 2017+ M8 129in Power Pack w/ Chrome Pushrod Tubes & Gear Drive Cam - Black w/ Highlight

Part Number: SSY-310-1224

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

S&S Cycle 2017+ M8 129in Power Pack w/ Black Pushrod Tubes & Cam Chain Tensioners - Blk w/ Highlight

Part Number: SSY-310-1225

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

S&S Cycle 2017+ M8 129in Power Pack w/ Black Pushrod Tubes & Gear Drive Cam - Black w/ Highlight

Part Number: SSY-310-1227

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

S&S Cycle 84-99 BT 96in 3-5/8in Big Bore Cylinder & Piston Kit For S&S SH96 Engines - Natural

Part Number: SSY-91-7207

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

COMPLETE BOTTOM END KT

Part Number: HRI-CBK0191

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, Kawasaki, Kit

Part Number: HRI-CBK0207

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

• Free Shipping
• Special Order

BOTTOM END KIT Polaris

Part Number: HRI-HR00107

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

• Free Shipping
• Special Order

BOTTOM END KIT Polaris

Part Number: HRI-HR00109

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, for use on Honda®, CRF450R, Kit

Part Number: HRI-CBK0017

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

• Free Shipping
• Special Order

BOTTOM END KIT Yamaha

Part Number: HRI-CBK0075

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, Arctic Cat, Kawasaki, Suzuki, Kit

Part Number: HRI-CBK0096

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, Yamaha, YFZ450, Kit

Part Number: HRI-CBK0098

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

• Free Shipping
• Special Order