KB V-Twin Pistons & Piston Rings

Piston and Ring Kit, Forged, 3.875 in. Bore, Harley-Davidson®, 9.25:1 Compression Ratio, Kit

Part Number: UEM-KB904C-STD

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Estimated Ship Date: Nov 26, 2025 if ordered today

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

Part Number: UEM-KB909C-005

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Estimated Ship Date: Nov 26, 2025 if ordered today

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Piston and Ring Kit, Forged, Coated, Dome, 3.518 in. Bore, Offset Pin, Harley-Davidson®, V-Twin, Kit

Part Number: UEM-KB927C-020

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: UEM-KB263-005

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Estimated Ship Date: Dec 1, 2025 if ordered today

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"KB HYPER PISTON - TWIN CAM 88 BIG BORE (95ci) 1998-06, ROD-7.667, FLAT TOP +1cc"

Part Number: UEM-KB411-STD

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Estimated Ship Date: Nov 3, 2025 if ordered today

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

Part Number: UEM-KB924C-010

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston and Ring Kit, Forged, 3.518 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB925C-020

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston Set, KB Forged Coated Piston - Evolution 80ci Dome -16.7cc 1984-99 Rod 7.7440

Part Number: UEM-KB921C020

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: UEM-KB920C-005

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Estimated Ship Date: Dec 1, 2025 if ordered today

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PISTON KIT

Part Number: UEM-KB935C-005

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.895 in. Bore, Harley-Davidson®, 9.30:1 Compression Ratio, Kit

Part Number: UEM-KB348-020

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Estimated Ship Date: Dec 1, 2025 if ordered today

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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: Dec 1, 2025 if ordered today

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

Part Number: UEM-KB348-010

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Set, KB Forged Coated Piston - Knuckle Pan Shovel Hemi Dome -47.6cc 74ci FL, FLH, FX 1941-79

Part Number: UEM-KB931C070

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Set, KB Forged Coated Piston - Shovelhead Hemi Dome -47.4cc 80ci FL, FLH, FX 1978-84 Rod-7.440

Part Number: UEM-KB926C020

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Estimated Ship Date: Nov 3, 2025 if ordered today

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PISTON SET OF 2

Part Number: UEM-KB658C-STD

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston Set, KB Forged Coated Piston - Shovelhead Hemi Dome -42.3cc 88-98ci 1948-84 ROD -7.440

Part Number: UEM-KB928C005

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston Set, KB Forged Coated Piston - Shovelhead Hemi Dome -42.3cc 88-98ci 1948-84 ROD -7.440

Part Number: UEM-KB928C040

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Estimated Ship Date: Dec 1, 2025 if ordered today

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PISTON HEMI DOME

Part Number: UEM-KB658C-010

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Estimated Ship Date: Dec 1, 2025 if ordered today

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PISTON SET OF 2

Part Number: UEM-KB931C-020

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Pistons, Aluminum, Shovelhead Engine, 3.625 in. Bore, Harley-Davidson®, Pair

Part Number: UEM-KB928C-020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: UEM-KB305-030

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: UEM-KB266-005

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Harley-Davidson®, 7.20;1 Compression Ratio, Kit

Part Number: UEM-KB288-010

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: UEM-KB266-030

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Estimated Ship Date: Dec 1, 2025 if ordered today

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