1966 Pistons & Piston Rings

Piston and Ring Kit, Hypereutectic, 3.645 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit

Part Number: UEM-KB294-020

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-1177HC-020

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Pistons, Cast, Flat, 4.060 in. Bore, 5/64 in., 3/32 in. 3/16 in. Ring, Ford, Big Block FE, Set of 8

Part Number: UEM-1129-060

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Piston, Forged, Dome, Single Valve Relief, 4.500 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-140329S

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Estimated Ship Date: Feb 16, 2026 if ordered today

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

Part Number: HSN-2M5528045

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Pistons, Cast, Flat, 3.895 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-1412-020

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Piston Set, KB Forged Coated Piston - Shovelhead Hemi Dome -58.2cc 88-98ci 1948-84 ROD -7.440

Part Number: UEM-KB930C010

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Estimated Ship Date: Mar 6, 2026 if ordered today

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

Part Number: HSN-2M8543065

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Estimated Ship Date: Feb 12, 2026 if ordered today

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

Part Number: HSN-2M8562060

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Estimated Ship Date: Feb 12, 2026 if ordered today

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

Part Number: HSN-2M8562005

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Pistons, Cast, Flat, 3.875 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, L4, Set of 4

Part Number: UEM-3486-STD

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Estimated Ship Date: Mar 6, 2026 if ordered today

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

Part Number: HSN-2M5513030

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Estimated Ship Date: Feb 12, 2026 if ordered today

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*MO HEMI 4.500B/4.150S/6.860R/1.765CD N/

Part Number: DPP-52565

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5505030

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Piston, Forged, Dome, Single Valve Relief, 4.280 in. Bore, 3.760 in. Stroke, 6.135 in. Rod, 1.765 in. Compression, Chevy, Each

Part Number: JEP-212133S

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Piston, Forged, Dome, Single Valve Relief, 4.530 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each

Part Number: JEP-212148S

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Piston, Forged, Dome, Single Valve Relief, 4.530 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each

Part Number: JEP-212141S

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Piston, Forged, Dome, Single Valve Relief, 4.320 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each

Part Number: JEP-212144S

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Estimated Ship Date: Feb 16, 2026 if ordered today

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

Part Number: HSN-2M5518060

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Estimated Ship Date: Feb 13, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.094 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40460

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Pistons, Cast, Flat, 3.935 in. Bore, Checker, Chevy, GMC, Pontiac, 230, Set of 6

Part Number: UEM-3485-060

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Estimated Ship Date: Mar 9, 2026 if ordered today

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

Part Number: HSN-2M5508005

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Estimated Ship Date: Feb 13, 2026 if ordered today

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

Part Number: HSN-2M8542065

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Estimated Ship Date: Feb 13, 2026 if ordered today

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

Part Number: HSN-2M633060

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, 0.040 in. Oversize, 4.289 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5519040

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Estimated Ship Date: Feb 13, 2026 if ordered today

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