Namura Engine Kits & Rotating Assemblies

TOP END KIT 81.96MM

Part Number: NTI-NA-80004K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-50025-2K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 67.94mm Bore, 10.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40026K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-50025K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 86.48mm Bore, 9.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10043K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 53.950mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10000-BK

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-40004-6K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END KIT 92.98/+0.02 11:1 POL

Part Number: NTI-NA-50098-CK

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 83.450mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40005-2K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

TOP END KIT NIKASIL CYL 46.96/+0.01 HUSQ/KTM

Part Number: NTI-NX-70106-BK

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 81.45mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50001-6K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 66.35mm Bore, 8.60 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NX-30024K1

Not Yet Reviewed

Estimated Ship Date: Nov 13, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-30080-CK

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50019K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50090K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 84.970mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10003K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50080K1

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 54.000mm Bore, 8.20 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20000K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 72.46mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50000-2K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70007-BK

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

TOP END KIT 43.45/+0.01 11:1 YAM

Part Number: NTI-NX-40097-BK

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-40015-6K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 44.450mm Bore, 8.40 to 1 Compression Ratio, Kawasaki, Suzuki, Kit

Part Number: NTI-NX-20065-BK

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-10081-BK

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 82.94mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002K

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Special Order