$5 Off Your $100 Mobile App Purchase - Get the App

$5 Off Your $100 Mobile App Purchase - Get the App

Summit Racing Gift Cards - ALWAYS the Perfect Gift!

Filters

  • In Stock
  • Make/Model
  • Part Type
  • Brand
  • Filter Options
  • Savings Central

Selected Filters

Filter Results by Vehicle

Loading...

Availability

  • Filters

  • Make/Model
  • Part Type
  • Brand
  • Filter Options
  • Savings Central

HONDA Engine Kits & Rotating Assemblies

Showing In Stock Items. Show All 74 Items.

Individual Parts
Part Groups

Results 1 - 25 of 45

Namura Technologies Top-End Repair Kits for 2004-2007 TRX400FA FOURTRAX RANCHER AT, TRX400FGA FOURTRAX RANCHER AT GPSCAPE - NA-10040-2K

Namura Technologies Top-End Repair Kits for 2004-2007 TRX400FA FOURTRAX RANCHER AT, TRX400FGA FOURTRAX RANCHER AT GPSCAPE - NA-10040-2K

Namura Technologies Top-End Repair Kits for 2004-2007 TRX400FA FOURTRAX RANCHER AT, TRX400FGA FOURTRAX RANCHER AT GPSCAPE - NA-10040-2K

Repair Kit, Top End, 85.47mm Bore, for use on Honda®, Kit

Part Number: NTI-NA-10040-2K

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Vertex Top-End Piston Kits for 2008-2009 CRF250R - VTKTC23444A

Vertex Top-End Piston Kits for 2008-2009 CRF250R - VTKTC23444A

Vertex Top-End Piston Kits for 2008-2009 CRF250R - VTKTC23444A

TOP END KIT FHC WITH CAM CHAIN

Part Number: VPX-VTKTC23444A

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 21, 2026 if ordered today

Hot Rods Complete Bottom End Rebuild Kits for 1992-2002 CR80R, 1996-2002 CR80RB EXPERT - CBK0001

Hot Rods Complete Bottom End Rebuild Kits for 1992-2002 CR80R, 1996-2002 CR80RB EXPERT - CBK0001

Hot Rods Complete Bottom End Rebuild Kits for 1992-2002 CR80R, 1996-2002 CR80RB EXPERT - CBK0001

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

Part Number: HRI-CBK0001

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 9, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1995-2003 TRX400FW FOREMAN 4X4 - NA-10001-2K

Namura Technologies Top-End Repair Kits for 1995-2003 TRX400FW FOREMAN 4X4 - NA-10001-2K

Namura Technologies Top-End Repair Kits for 1995-2003 TRX400FW FOREMAN 4X4 - NA-10001-2K

Repair Kit, Top End, 86.470mm Bore, 8.20 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10001-2K

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Vertex Top-End Piston Kits for 2003-2004 CR85R, CR85RB EXPERT - VTK22863B

Vertex Top-End Piston Kits for 2003-2004 CR85R, CR85RB EXPERT - VTK22863B

Vertex Top-End Piston Kits for 2003-2004 CR85R, CR85RB EXPERT - VTK22863B

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22863B

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-10012-2K

Namura Technologies Top-End Repair Kits NA-10012-2K

Namura Technologies Top-End Repair Kits NA-10012-2K

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012-2K

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Vertex Top-End Piston Kits for 1997-2001 CR250R - VTK22581B

Vertex Top-End Piston Kits for 1997-2001 CR250R - VTK22581B

Vertex Top-End Piston Kits for 1997-2001 CR250R - VTK22581B

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22581B

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Vertex Replica Piston Kits 24259050

Vertex Replica Piston Kits 24259050

Vertex Replica Piston Kits 24259050

VERTEX PISTON KIT

Part Number: VPX-24259050

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1998-2004 TRX450FE FOURTRAX FOREMAN ES, TRX450FM FOURTRAX FOREMAN S - NA-10000-1K

Namura Technologies Top-End Repair Kits for 1998-2004 TRX450FE FOURTRAX FOREMAN ES, TRX450FM FOURTRAX FOREMAN S - NA-10000-1K

Namura Technologies Top-End Repair Kits for 1998-2004 TRX450FE FOURTRAX FOREMAN ES, TRX450FM FOURTRAX FOREMAN S - NA-10000-1K

Repair Kit, Top End, 90.210mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-1K

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1998-2004 TRX450FE FOURTRAX FOREMAN ES, TRX450FM FOURTRAX FOREMAN S - NA-10000-2K

Namura Technologies Top-End Repair Kits for 1998-2004 TRX450FE FOURTRAX FOREMAN ES, TRX450FM FOURTRAX FOREMAN S - NA-10000-2K

Namura Technologies Top-End Repair Kits for 1998-2004 TRX450FE FOURTRAX FOREMAN ES, TRX450FM FOURTRAX FOREMAN S - NA-10000-2K

Repair Kit, Top End, 90.460mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-2K

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1998-2004 TRX450FE FOURTRAX FOREMAN ES, TRX450FM FOURTRAX FOREMAN S - NA-10000-3K

Namura Technologies Top-End Repair Kits for 1998-2004 TRX450FE FOURTRAX FOREMAN ES, TRX450FM FOURTRAX FOREMAN S - NA-10000-3K

Namura Technologies Top-End Repair Kits for 1998-2004 TRX450FE FOURTRAX FOREMAN ES, TRX450FM FOURTRAX FOREMAN S - NA-10000-3K

Repair Kit, Top End, 90.710mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-3K

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

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

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

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: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1995-2003 TRX400FW FOREMAN 4X4 - NA-10001-3K

Namura Technologies Top-End Repair Kits for 1995-2003 TRX400FW FOREMAN 4X4 - NA-10001-3K

Namura Technologies Top-End Repair Kits for 1995-2003 TRX400FW FOREMAN 4X4 - NA-10001-3K

TOP END REPAIR KIT

Part Number: NTI-NA-10001-3K

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1995-2003 TRX400FW FOREMAN 4X4 - NA-10001K

Namura Technologies Top-End Repair Kits for 1995-2003 TRX400FW FOREMAN 4X4 - NA-10001K

Namura Technologies Top-End Repair Kits for 1995-2003 TRX400FW FOREMAN 4X4 - NA-10001K

Repair Kit, Top End, 85.970mm Bore, 8.20 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10001K

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

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

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

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: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1999-2008 TRX400EX SPORTRAX, 2009-2014 TRX400X, 1996-2004 XR400R - NA-10003-6K

Namura Technologies Top-End Repair Kits for 1999-2008 TRX400EX SPORTRAX, 2009-2014 TRX400X, 1996-2004 XR400R - NA-10003-6K

Namura Technologies Top-End Repair Kits for 1999-2008 TRX400EX SPORTRAX, 2009-2014 TRX400X, 1996-2004 XR400R - NA-10003-6K

Repair Kit, Top End, 86.470mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10003-6K

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1993-2008 TRX300EX SPORTRAX, 2009 TRX300X - NA-10005K

Namura Technologies Top-End Repair Kits for 1993-2008 TRX300EX SPORTRAX, 2009 TRX300X - NA-10005K

Namura Technologies Top-End Repair Kits for 1993-2008 TRX300EX SPORTRAX, 2009 TRX300X - NA-10005K

Repair Kit, Top End, 73.95mm Bore, 8.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10005K

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1992-1996 CR250R - NX-10026-BK1

Namura Technologies Top-End Repair Kits for 1992-1996 CR250R - NX-10026-BK1

Namura Technologies Top-End Repair Kits for 1992-1996 CR250R - NX-10026-BK1

TOP END REPAIR KIT

Part Number: NTI-NX-10026-BK1

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1986-1991 CR250R - NX-10026K

Namura Technologies Top-End Repair Kits for 1986-1991 CR250R - NX-10026K

Namura Technologies Top-End Repair Kits for 1986-1991 CR250R - NX-10026K

TOP END REPAIR KIT

Part Number: NTI-NX-10026K

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

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

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

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: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-10008-2K1

Namura Technologies Top-End Repair Kits NA-10008-2K1

Namura Technologies Top-End Repair Kits NA-10008-2K1

Repair Kit, Top End, 92.46mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10008-2K1

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-10008-6K

Namura Technologies Top-End Repair Kits NA-10008-6K

Namura Technologies Top-End Repair Kits NA-10008-6K

TOP END REPAIR KIT

Part Number: NTI-NA-10008-6K

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-10008K1

Namura Technologies Top-End Repair Kits NA-10008K1

Namura Technologies Top-End Repair Kits NA-10008K1

Repair Kit, Top End, 91.96mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10008K1

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-10012-4K

Namura Technologies Top-End Repair Kits NA-10012-4K

Namura Technologies Top-End Repair Kits NA-10012-4K

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012-4K

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-10012-6K

Namura Technologies Top-End Repair Kits NA-10012-6K

Namura Technologies Top-End Repair Kits NA-10012-6K

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012-6K

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.

Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

Jumpstart Your Next Project!

View Details|See if you Prequalify