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Powersports Piston and Ring Kits

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KB Performance V-Twin Piston and Ring Kits KB409C.005

KB Performance V-Twin Piston and Ring Kits KB409C.005

KB Performance V-Twin Piston and Ring Kits KB409C.005

Piston and Ring Kit, Hypereutectic, 3.880 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB409C-005

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB409C.020

KB Performance V-Twin Piston and Ring Kits KB409C.020

KB Performance V-Twin Piston and Ring Kits KB409C.020

Piston and Ring Kit, Hypereutectic, 3.895 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB409C-020

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB409C.030

KB Performance V-Twin Piston and Ring Kits KB409C.030

KB Performance V-Twin Piston and Ring Kits KB409C.030

Piston and Ring Kit, Hypereutectic, 3.905 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB409C-030

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB409C.040

KB Performance V-Twin Piston and Ring Kits KB409C.040

KB Performance V-Twin Piston and Ring Kits KB409C.040

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

Part Number: UEM-KB409C-040

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

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