1956 Pistons & Piston Rings

Piston and Ring Kit, Forged Aluminum, 3.517 in., Harley-Davidson®, Kit

Part Number: WIS-4012P8

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Piston and Ring Kit, Forged Aluminum, 3.437 in., Harley-Davidson®, Kit

Part Number: WIS-4012PS

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Piston Rings, Plasma-moly, 4.030 in. Bore, 5/64 in., 3/32 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40139030

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Estimated Ship Date: Dec 23, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.497 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-070

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M450060

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5504

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M571060

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Engine Piston Ring Set, 4-Cyl Ring Set; Triple Chrome

Part Number: HSN-2C5086020

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Pistons, Cast, Flat, 3.665 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring, Ford, Mercury, L6, Set of 6

Part Number: UEM-1079-040

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pistons, Cast, Flat, 3.280 in. Bore, 3/32 in., 3/32 in., 5/32 in., 5/32 in. Ring Grooves, Mopar, L6, Set of 6

Part Number: UEM-1280-030

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.655 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit

Part Number: UEM-KB294-030

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.665 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB294-040

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.507 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-080

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Estimated Ship Date: Dec 29, 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-KB928C030

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Estimated Ship Date: Dec 29, 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-KB931C005

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Powersports Piston, Forged 4032 Alloy, Coated, 3.467 in. Bore, 1.450 in. Comp. Ht, Hemi Dome, -47.6cc, 0.030 in. Oversize, 0.791 in. Pin, Harley®, Set

Part Number: UEM-KB931C030

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Powersports Piston, Forged 4032 Alloy, Coated, 3.477 in. Bore, 1.450 in. Comp. Ht, Hemi Dome, -47.6cc, 0.040 in. Oversize, 0.791 in. Pin, Harley®, Set

Part Number: UEM-KB931C040

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Estimated Ship Date: Dec 29, 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-KB931C080

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Engine Piston Ring Set, 6-Cyl Ring Set; Chrome

Part Number: HSN-2C137060

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Engine Piston Ring Set, 6-Cyl Ring Set; Triple Chrome

Part Number: HSN-2C5047

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5508020

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Engine Piston Ring Set, 6-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M663

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Engine Piston Ring Set, 8-Cyl Ring Set; Triple Chrome

Part Number: HSN-2C571

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5504040

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5504045

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Estimated Ship Date: Dec 8, 2025 if ordered today

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