Engine Rotating Assemblies & Rebuild Kits

3.622" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334536236100

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4.000" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334540016100

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Top End Engine Kit, M8 124 in. Big Bore, Wrinkle Black Finish with Highlighted Fins, 4.250 in., Forged Piston, Harley-Davidson®, Kit

Part Number: SSY-910-0625

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

BOTTOM END KIT Polaris

Part Number: HRI-HR00116

Not Yet Reviewed

Estimated Ship Date: Aug 6, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-20065-4K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-20070-2K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, TOP END REPAIR KIT

Part Number: NTI-NA-20077K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 66.47mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30000-2K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 67.47mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30000-6K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 68.97mm Bore, 9.00 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30001-2K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 69.47mm Bore, 9.00 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30001-4K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30008-4K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30014-CK

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30015-BK

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30015-CK

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30015R

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30025-2K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-30050-BK

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-40002-8K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 65.94mm Bore, High Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40002K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 67.420mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40003-6K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 65.920mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40003K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 100.470mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40004-2K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-40004-4K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-40004-6K

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order