KB V-Twin Parts and Accessories

Piston Set, Super Duty KB Forged Piston - Twin Cam 96 Big Bore Dome -9.8cc (103ci) 2007 To Present Rod -7.667 w/Screamin' Eagle head

Part Number: UEM-KB660LCA005

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Set, KB Forged Coated Anodized Piston - Big Bore 120" Milwaukee 8 114" and 117" bored to 4.125"

Part Number: UEM-KB542LCA020

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.498 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit

Part Number: UEM-KB258-STD

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 8.80:1 Compression Ratio, Kit

Part Number: UEM-KB410-030

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, 3.508 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB923C-010

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, 3.498 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB922C-STD

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, 3.498 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB923C-STD

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, 4.005 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB914C-005

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.915 in. Bore, Harley-Davidson®, 9.30:1 Compression Ratio, Kit

Part Number: UEM-KB348-040

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.538 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit

Part Number: UEM-KB266-040

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-KB912C-010

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, 4.010 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB915C-010

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, 3.905 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB907C-030

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, 3.920 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB906C-040

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

PISTON KIT HARLEY DAVIDSON

Part Number: UEM-KB935C-STD

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Set, KB Forged Coated Piston - Evolution 80ci Flat Top +2.1cc 1984-99 Rod 7.7440

Part Number: UEM-KB919C020

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

KB Hyper Piston - Twin Cam 88 Big Bore (95ci) 1998-06 Rod -7.667 Dome 11.2cc

Part Number: UEM-KB411010

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

PISTONS

Part Number: UEM-KB659C-020

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

KB Forged Piston - Twin Cam 88 Big Bore Dish +3.6cc (107ci) 1999-06 Rod-7.667

Part Number: UEM-KB911C030

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Powersports Piston, Forged 4032, 2-Line Coated, 4.020 in. Bore, 1.086 in. Comp. Ht, Dome, -5.1cc, 0.020 in. Oversize, 0.927 in. Pin, Harley®, Set

Part Number: UEM-KB661LCA020

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

COATED PISTONS SET OF TWO

Part Number: UEM-KB929C-020

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.498 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB414-STD

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order