$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
  • Section
  • Brand
  • Make/Model
  • Bore (in.)

    Show All

  • Bore (mm)
  • Stroke
  • Rod Length
  • Oil Ring Facing Material
  • Gaskets Included
  • Price Range
  • Filter Options
  • Savings Central

Selected Filters

Filter Results by Vehicle

Loading...

Availability

  • Filters

  • Section
  • Brand
  • Make/Model
  • Bore (in.)

    Show All

  • Bore (mm)
  • Stroke
  • Rod Length
  • Oil Ring Facing Material
  • Gaskets Included
  • Price Range
  • Filter Options

1979 Powersports Piston and Ring Kits

Showing In Stock Items. Show All 18 Items.

Individual Parts
Part Groups

Results 1 - 18 of 18

KB Performance V-Twin Piston and Ring Kits KB263.020

KB Performance V-Twin Piston and Ring Kits KB263.020

KB Performance V-Twin Piston and Ring Kits KB263.020

Piston and Ring Kit, Hypereutectic, 3.457 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-020

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB292.040

KB Performance V-Twin Piston and Ring Kits KB292.040

KB Performance V-Twin Piston and Ring Kits KB292.040

Piston and Ring Kit, Hypereutectic, 3.228 in. Bore, Harley-Davidson®, 8.20;1 Compression Ratio, Kit

Part Number: UEM-KB292-040

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB263.STD

KB Performance V-Twin Piston and Ring Kits KB263.STD

KB Performance V-Twin Piston and Ring Kits KB263.STD

Piston and Ring Kit, Hypereutectic, Dome, 3.487 in. Bore, Harley-Davidson®, Kit

Part Number: UEM-KB263-STD

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB263.010

KB Performance V-Twin Piston and Ring Kits KB263.010

KB Performance V-Twin Piston and Ring Kits KB263.010

Piston and Ring Kit, Hypereutectic, 3.447 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-010

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB263.030

KB Performance V-Twin Piston and Ring Kits KB263.030

KB Performance V-Twin Piston and Ring Kits KB263.030

Piston and Ring Kit, Hypereutectic, 3.467 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB263.005

KB Performance V-Twin Piston and Ring Kits KB263.005

KB Performance V-Twin Piston and Ring Kits KB263.005

Piston and Ring Kit, Hypereutectic, 3.442 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-005

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB294.010

KB Performance V-Twin Piston and Ring Kits KB294.010

KB Performance V-Twin Piston and Ring Kits KB294.010

Piston and Ring Kit, Hypereutectic, 3.635 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit

Part Number: UEM-KB294-010

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB294.020

KB Performance V-Twin Piston and Ring Kits KB294.020

KB Performance V-Twin Piston and Ring Kits KB294.020

Piston and Ring Kit, Hypereutectic, 3.645 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit

Part Number: UEM-KB294-020

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB263.070

KB Performance V-Twin Piston and Ring Kits KB263.070

KB Performance V-Twin Piston and Ring Kits KB263.070

Piston and Ring Kit, Hypereutectic, 3.497 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-070

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB292.030

KB Performance V-Twin Piston and Ring Kits KB292.030

KB Performance V-Twin Piston and Ring Kits KB292.030

Piston and Ring Kit, Hypereutectic, 3.218 in. Bore, Harley-Davidson®, 8.20;1 Compression Ratio, Kit

Part Number: UEM-KB292-030

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB263.040

KB Performance V-Twin Piston and Ring Kits KB263.040

KB Performance V-Twin Piston and Ring Kits KB263.040

Piston and Ring Kit, Hypereutectic, 3.477 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-040

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB263.080

KB Performance V-Twin Piston and Ring Kits KB263.080

KB Performance V-Twin Piston and Ring Kits KB263.080

Piston and Ring Kit, Hypereutectic, 3.507 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-080

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB294.040

KB Performance V-Twin Piston and Ring Kits KB294.040

KB Performance V-Twin Piston and Ring Kits KB294.040

Piston and Ring Kit, Hypereutectic, 3.665 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB294-040

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB292.050

KB Performance V-Twin Piston and Ring Kits KB292.050

KB Performance V-Twin Piston and Ring Kits KB292.050

Piston and Ring Kit, Hypereutectic, 3.238 in. Bore, Harley-Davidson®, 8.20;1 Compression Ratio, Kit

Part Number: UEM-KB292-050

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB292.STD

KB Performance V-Twin Piston and Ring Kits KB292.STD

KB Performance V-Twin Piston and Ring Kits KB292.STD

Piston and Ring Kit, Hypereutectic, 3.188 in. Bore, Harley-Davidson®, 8.20;1 Compression Ratio, Kit

Part Number: UEM-KB292-STD

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB294.030

KB Performance V-Twin Piston and Ring Kits KB294.030

KB Performance V-Twin Piston and Ring Kits KB294.030

Piston and Ring Kit, Hypereutectic, 3.655 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit

Part Number: UEM-KB294-030

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB292.010

KB Performance V-Twin Piston and Ring Kits KB292.010

KB Performance V-Twin Piston and Ring Kits KB292.010

Piston and Ring Kit, Hypereutectic, 3.198 in. Bore, Harley-Davidson®, 8.20;1 Compression Ratio, Kit

Part Number: UEM-KB292-010

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

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

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

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: Jan 16, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 16, 2026 if ordered today

  • 1
  • Page 1 of 1

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