Namura Engine Kits & Rotating Assemblies Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Namura Technologies Top-End Repair Kits for 1998-2004 TRX450FE FOURTRAX FOREMAN ES, TRX450FM FOURTRAX FOREMAN S - NA-10000-4K

Repair Kit, Top End, 90.960mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-4K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1998-2004 TRX450FE FOURTRAX FOREMAN ES, TRX450FM FOURTRAX FOREMAN S - NA-10000-6K

Repair Kit, Top End, 91.460mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-6K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1999-2008 TRX400EX SPORTRAX, 2009-2014 TRX400X, 1996-2004 XR400R - NA-10003-2K

Repair Kit, Top End, 85.470mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10003-2K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1999-2008 TRX400EX SPORTRAX, 2009-2014 TRX400X, 1996-2004 XR400R - NA-10003-4K

Repair Kit, Top End, 85.970mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10003-4K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1999-2008 TRX400EX SPORTRAX, 2009-2014 TRX400X, 1996-2004 XR400R - NA-10003K

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: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-30014-CK

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30014-CK

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-10027-1K

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: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-10042-1K

Repair Kit, Top End, 86.73mm Bore, 9.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042-1K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-10042-4K

TOP END REPAIR KIT

Part Number: NTI-NA-10042-4K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-10042K

Repair Kit, Top End, 86.48mm Bore, 9.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-20000-4K

Repair Kit, Top End, 76.95mm Bore, 8.20 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20000-4K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 2014-2022 KX85 - NX-20013K

Cylinder Head NAMURA TOP END REPAIR KIT NAMURA TOP END REPAIR KIT

Part Number: NTI-NX-20013K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1993-2003 KX250 - NX-20025K

Repair Kit, Top End, 66.350mm Bore, 8.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20025K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 2004 CR125R - NX-10003K

Repair Kit, Top End, 53.940mm Bore, 8.60 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10003K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1992-1996 CR250R - NX-10026K1

Repair Kit, Top End, 66.340mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10026K1

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 2004-2016 CRF50F, 2000-2003 XR50R, 1979-1999 Z50R - NX-10051K

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-10051K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-40010-4K

Repair Kit, Top End, 100.670mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40010-4K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-40010-6K

TOP END REPAIR KIT

Part Number: NTI-NA-40010-6K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-40011-2K

Repair Kit, Top End, 84.950mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40011-2K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-40011-4K

Repair Kit, Top End, 85.450mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40011-4K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-40015K

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-40015K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Powersports Piston and Ring Kits NA-40080-2K

Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40080-2K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-50000-6K

Repair Kit, Top End, 73.46mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50000-6K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1990-1993 TRAIL BOSS 350L 4X4, TRAIL BOSS 350L 2X4, 1993 BIG BOSS 350L 6X6 - NA-50001-2K

TOP END REPAIR KIT

Part Number: NTI-NA-50001-2K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1990-1993 TRAIL BOSS 350L 4X4, TRAIL BOSS 350L 2X4, 1993 BIG BOSS 350L 6X6 - NA-50001-6K

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: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today