Summit Racing SpeedCard - learn how to get 10% back up to $100

Summit Racing SpeedCard - learn how to get 10% back up to $100

$5 Off Your $100 Mobile App Purchase!

Filters

  • In Stock
  • Make/Model
  • Piston Material
  • Piston Style
  • Piston Head Volume (cc)
  • Bore (in.)

    Show All

  • Bore (mm)
  • Stroke
  • Rod Length
  • Compression Height (in.)
  • Pin Diameter (in.)
  • Top Ring Thickness
  • Filter Options

Selected Filters

Filter Results by Vehicle

Loading...

Availability

  • Filters

  • Make/Model
  • Piston Material
  • Piston Style
  • Piston Head Volume (cc)
  • Bore (in.)

    Show All

  • Bore (mm)
  • Stroke
  • Rod Length
  • Compression Height (in.)
  • Pin Diameter (in.)
  • Top Ring Thickness
  • Filter Options
KB V-Twin

67 Results Found For "converter"

Showing In Stock Items. Show All 81 Items.

Individual Parts
Part Groups

Results 1 - 25 of 67

KB Performance V-Twin Piston and Ring Kits KB305.010

KB Performance V-Twin Piston and Ring Kits KB305.010

KB Performance V-Twin Piston and Ring Kits KB305.010

Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

KB Performance V-Twin Piston and Ring Kits KB906C.005

KB Performance V-Twin Piston and Ring Kits KB906C.005

KB Performance V-Twin Piston and Ring Kits KB906C.005

Piston and Ring Kit, Forged, 3.880 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB906C-005

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB915C.STD

KB Performance V-Twin Piston and Ring Kits KB915C.STD

KB Performance V-Twin Piston and Ring Kits KB915C.STD

Piston and Ring Kit, Forged, 4.000 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB915C-STD

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB348.010

KB Performance V-Twin Piston and Ring Kits KB348.010

KB Performance V-Twin Piston and Ring Kits KB348.010

Piston and Ring Kit, Hypereutectic, 3.885 in. Bore, Harley-Davidson®, 9.30:1 Compression Ratio, Kit

Part Number: UEM-KB348-010

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB305.005

KB Performance V-Twin Piston and Ring Kits KB305.005

KB Performance V-Twin Piston and Ring Kits KB305.005

Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-005

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 21, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB305.020

KB Performance V-Twin Piston and Ring Kits KB305.020

KB Performance V-Twin Piston and Ring Kits KB305.020

Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-020

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB258.005

KB Performance V-Twin Piston and Ring Kits KB258.005

KB Performance V-Twin Piston and Ring Kits KB258.005

Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit

Part Number: UEM-KB258-005

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 21, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB258.030

KB Performance V-Twin Piston and Ring Kits KB258.030

KB Performance V-Twin Piston and Ring Kits KB258.030

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit

Part Number: UEM-KB258-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 21, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 21, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB266.030

KB Performance V-Twin Piston and Ring Kits KB266.030

KB Performance V-Twin Piston and Ring Kits KB266.030

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit

Part Number: UEM-KB266-030

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB266.005

KB Performance V-Twin Piston and Ring Kits KB266.005

KB Performance V-Twin Piston and Ring Kits KB266.005

Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit

Part Number: UEM-KB266-005

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB904C.010

KB Performance V-Twin Piston and Ring Kits KB904C.010

KB Performance V-Twin Piston and Ring Kits KB904C.010

Piston and Ring Kit, Forged, 3.885 in. Bore, Harley-Davidson®, 9.25:1 Compression Ratio, Kit

Part Number: UEM-KB904C-010

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 21, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB917C.030

KB Performance V-Twin Piston and Ring Kits KB917C.030

KB Performance V-Twin Piston and Ring Kits KB917C.030

Piston and Ring Kit, Forged, 4.155 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB917C-030

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB918C.005

KB Performance V-Twin Piston and Ring Kits KB918C.005

KB Performance V-Twin Piston and Ring Kits KB918C.005

Piston and Ring Kit, Forged, 4.130 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB918C-005

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB918C.010

KB Performance V-Twin Piston and Ring Kits KB918C.010

KB Performance V-Twin Piston and Ring Kits KB918C.010

Piston and Ring Kit, Forged, 4.135 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB918C-010

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB918C.030

KB Performance V-Twin Piston and Ring Kits KB918C.030

KB Performance V-Twin Piston and Ring Kits KB918C.030

Piston and Ring Kit, Forged, 4.155 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB918C-030

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB918C.STD

KB Performance V-Twin Piston and Ring Kits KB918C.STD

KB Performance V-Twin Piston and Ring Kits KB918C.STD

Piston and Ring Kit, Forged, 4.125 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB918C-STD

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB910C.STD

KB Performance V-Twin Piston and Ring Kits KB910C.STD

KB Performance V-Twin Piston and Ring Kits KB910C.STD

Piston and Ring Kit, Forged, 4.125 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB910C-STD

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB916C.020

KB Performance V-Twin Piston and Ring Kits KB916C.020

KB Performance V-Twin Piston and Ring Kits KB916C.020

Piston and Ring Kit, Forged, 4.145 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB916C-020

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB917C.005

KB Performance V-Twin Piston and Ring Kits KB917C.005

KB Performance V-Twin Piston and Ring Kits KB917C.005

Piston and Ring Kit, Forged, 4.130 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB917C-005

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB917C.010

KB Performance V-Twin Piston and Ring Kits KB917C.010

KB Performance V-Twin Piston and Ring Kits KB917C.010

Piston and Ring Kit, Forged, 4.135 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB917C-010

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB917C.020

KB Performance V-Twin Piston and Ring Kits KB917C.020

KB Performance V-Twin Piston and Ring Kits KB917C.020

Piston and Ring Kit, Forged, 4.145 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB917C-020

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB919C.010

KB Performance V-Twin Piston and Ring Kits KB919C.010

KB Performance V-Twin Piston and Ring Kits KB919C.010

Piston and Ring Kit, Forged, Flat Top, 3.508 in. Bore, Offset Pin, Harley-Davidson®, V-Twin, Kit

Part Number: UEM-KB919C-010

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB913C.030

KB Performance V-Twin Piston and Ring Kits KB913C.030

KB Performance V-Twin Piston and Ring Kits KB913C.030

Piston and Ring Kit, Forged, 4.030 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB913C-030

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB913C.STD

KB Performance V-Twin Piston and Ring Kits KB913C.STD

KB Performance V-Twin Piston and Ring Kits KB913C.STD

Piston and Ring Kit, Forged, 4.000 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB913C-STD

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB914C.020

KB Performance V-Twin Piston and Ring Kits KB914C.020

KB Performance V-Twin Piston and Ring Kits KB914C.020

Piston and Ring Kit, Forged, 4.020 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB914C-020

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 22, 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