KB Performance V-Twin Piston and Ring Kits

Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 7.20;1 Compression Ratio, Kit

Part Number: UEM-KB288-020

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Mar 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.498 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit

Part Number: UEM-KB264-STD

Not Yet Reviewed

Estimated Ship Date: Mar 16, 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: Mar 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 10.00;1 Compression Ratio, Kit

Part Number: UEM-KB272-005

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Harley-Davidson®, 10.00;1 Compression Ratio, Kit

Part Number: UEM-KB272-010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit

Part Number: UEM-KB258-020

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.538 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit

Part Number: UEM-KB258-040

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit

Part Number: UEM-KB264-010

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit

Part Number: UEM-KB264-030

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.538 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit

Part Number: UEM-KB264-040

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Set, KB Forged Coated Piston - Shovelhead Hemi Dome -58cc 80ci FL, FLH, FX 1978-84 Rod-7.440

Part Number: UEM-KB927CSTD

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Free Shipping
• Special Order

Piston Set, KB Forged Piston - Twin Cam 96 Big Bore Dome -4.2cc (110ci) 2007 To Present Rod -7.667 w/Screamin' Eagle head

Part Number: UEM-KB661C005

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Free Shipping
• Special Order

Powersports Piston, Forged 4032, Coated Skirts, 4.130 in. Bore, 1.086 in. Comp. Ht, Dome, +0.5cc, 0.005 in. Oversize, 0.927 in. Pin, Harley®, Set

Part Number: UEM-KB662LCA005

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Free Shipping
• Special Order

Piston Set, KB Forged Coated Piston - Shovelhead Hemi Dome -58.2cc 88-98ci 1948-84 ROD -7.440

Part Number: UEM-KB930C020

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• 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: Mar 4, 2026 if ordered today

• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit

Part Number: UEM-KB264-020

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Harley-Davidson®, 8.90:1 Compression Ratio, Kit

Part Number: UEM-KB295-010

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 8.30:1 Compression Ratio, Kit

Part Number: UEM-KB297-030

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.000 in. Bore, Harley-Davidson®, 9.10:1 Compression Ratio, Kit

Part Number: UEM-KB408C-STD

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.885 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB409C-010

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Free Shipping
• Special Order

Piston and Ring Kit, Forged, 3.905 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB909C-030

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Free Shipping
• Special Order

PISTON SET OF 2

Part Number: UEM-KB661C-STD

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-030

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, 3.020 in. Bore, Harley-Davidson®, 9.10:1 Compression Ratio, Kit

Part Number: UEM-KB408C-020

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

• Free Shipping
• Special Order