1956 Pistons & Piston Rings

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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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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Pistons, Cast, Flat, 3.333 in. Bore, 3/32 in., 3/32 in., 5/32 in., 5/32 in. Ring Grooves, Continental, Set of 6

Part Number: UEM-2103-020

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Pistons, Cast, Flat, 3.343 in. Bore, 3/32 in., 3/32 in., 5/32 in., 5/32 in. Ring Grooves, Continental, Set of 6

Part Number: UEM-2103-030

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Pistons, Cast, Flat, 3.353 in. Bore, 3/32 in., 3/32 in., 5/32 in., 5/32 in. Ring Grooves, Continental, Set of 6

Part Number: UEM-2103-040

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Pistons, Cast, Flat, 3.313 in. Bore, 3/32 in., 3/32 in., 5/32 in., 5/32 in. Ring Grooves, Continental, Set of 6

Part Number: UEM-2103-STD

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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-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-2M571060

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Pistons, Cast, Flat, 3.790 in. Bore, 5/64 in., 5/64 in. 3/16 in. Ring, Ford, Y-Block, Set of 8

Part Number: UEM-1072-040

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Pistons, Cast, Flat, 3.705 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring, Ford, Mercury, L6, Set of 6

Part Number: UEM-1079-080

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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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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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Piston and Ring Kit, Forged Aluminum, 3.467 in., Harley-Davidson®, Kit

Part Number: WIS-4012P3

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Estimated Ship Date: Dec 17, 2025 if ordered today

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

Part Number: WIS-4012P8

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Estimated Ship Date: Dec 17, 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 17, 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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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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Piston Rings, Plasma-moly, 4.185 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40141CP060

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Piston Rings, Standard Piston Ring Sets, Cast Iron, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: MAH-50141CP

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Estimated Ship Date: Dec 29, 2025 if ordered today

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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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Piston and Ring Kit, Hypereutectic, 3.487 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-060

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Pistons, Cast, Flat, 3.800 in. Bore, 5/64 in., 3/32 in. 3/16 in. Ring Grooves, Ford, Y-Block, Set of 8

Part Number: UEM-1066-STD

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Pistons, Cast, Flat, 3.820 in. Bore, 5/64 in., 3/32 in. 3/16 in. Ring, Ford, Y-Block, Set of 8

Part Number: UEM-1066-020

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