KB V-Twin Pistons & Piston Rings

Piston and Ring Kit, Hypereutectic, 3.498 in. Bore, Harley-Davidson®, 8.80:1 Compression Ratio, Kit

Part Number: UEM-KB410-STD

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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®, 10.00;1 Compression Ratio, Kit

Part Number: UEM-KB288-005

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 8.30:1 Compression Ratio, Kit

Part Number: UEM-KB297-020

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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®, 7.20;1 Compression Ratio, Kit

Part Number: UEM-KB288-030

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Piston and Ring Kit, Hypereutectic, 3.477 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-040

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Estimated Ship Date: Nov 7, 2025 if ordered today

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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: Dec 1, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit

Part Number: UEM-KB264-005

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Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB414-020

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Piston and Ring Kit, Hypereutectic, 3.885 in. Bore, Indian, 9.80:1 Compression Ratio, Kit

Part Number: UEM-KB412-010

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Estimated Ship Date: Nov 26, 2025 if ordered today

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

Part Number: UEM-KB924C-005

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

Part Number: UEM-KB927C030

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Piston and Ring Kit, Hypereutectic, 3.635 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit

Part Number: UEM-KB294-010

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Piston and Ring Kit, Forged, 3.915 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB908C-040

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

Part Number: UEM-KB921C005

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Piston Set, Super Duty KB Forged Piston - Twin Cam 117" +1.5cc with Screamin' Eagle 95cc head

Part Number: UEM-KB662LCA030

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston Set, Super Duty KB Forged Piston-/Twin Cam 120"

Part Number: UEM-KB715LCA005

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston Set, Super Duty KB Forged Piston-/Twin Cam 120"

Part Number: UEM-KB715LCA010

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston Set, Super Duty KB Forged Piston-/Twin Cam 120"

Part Number: UEM-KB715LCASTD

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: UEM-KB716LCA010

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston and Ring Kit, Forged, 3.880 in. Bore, Harley-Davidson®, 9.25:1 Compression Ratio, Kit

Part Number: UEM-KB904C-005

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: UEM-KB904C-010

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston and Ring Kit, Forged, 3.895 in. Bore, Harley-Davidson®, 9.25:1 Compression Ratio, Kit

Part Number: UEM-KB904C-020

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston and Ring Kit, Forged, 3.905 in. Bore, Harley-Davidson®, 9.25:1 Compression Ratio, Kit

Part Number: UEM-KB904C-030

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston and Ring Kit, Forged, 3.915 in. Bore, Harley-Davidson®, 9.25:1 Compression Ratio, Kit

Part Number: UEM-KB904C-040

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

Part Number: UEM-KB905C-010

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Estimated Ship Date: Dec 1, 2025 if ordered today

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