Engine Kits & Rotating Assemblies

Repair Kit, Top End, 74.97mm Bore, 8.60 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50003-2K

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Special Order

QB FULL TOP END SET

Part Number: QDB-56-3949

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Special Order

QB FULL TOP END SET

Part Number: QDB-56-3960

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Special Order

QB FULL TOP END SET

Part Number: QDB-56-3963

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Special Order

QB FULL TOP END SET

Part Number: QDB-56-3978

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Special Order

QB FULL TOP END SET

Part Number: QDB-56-4293

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 68.70mm Bore, 9.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10027-1K

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 68.95mm Bore, 9.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10027-2K

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-10027-4K

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Special Order