KB V-Twin Parts and Accessories

Piston and Ring Kit, Hypereutectic, 3.498 in. Bore, Harley-Davidson®, 8.30:1 Compression Ratio, Kit

Part Number: UEM-KB297-STD

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.538 in. Bore, Harley-Davidson®, 8.90:1 Compression Ratio, Kit

Part Number: UEM-KB295-040

Not Yet Reviewed

Estimated Ship Date: May 18, 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: May 18, 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: May 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB414-030

Not Yet Reviewed

Estimated Ship Date: May 18, 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: May 18, 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: May 18, 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: May 18, 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: May 18, 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: May 18, 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: May 18, 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-KB919C005

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Set, Super Duty KB Forged Piston-/Twin Cam 124"

Part Number: UEM-KB716LCA010

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Set, KB Hyper Piston Twin Cam 88 (88ci) 1998-2006 Rod -7.667 Bore -3.750 Stroke-4.000 C.H. 1.270 Dome -16.8cc

Part Number: UEM-KB426C005

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: May 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HARLEY PISTON SET OF 2

Part Number: UEM-KB661C-065

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, KB Forged Coated Piston - Evolution 80ci Dome -8.5cc 1984-99 Rod 7.7440

Part Number: UEM-KB920C-005

Not Yet Reviewed

Estimated Ship Date: May 18, 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: May 18, 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: May 18, 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: May 18, 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: May 18, 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: May 18, 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: May 18, 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: May 18, 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: May 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order