1966 Pistons & Piston Rings

Pistons, Cast, Flat, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mopar, Big Block, Set of 8

Part Number: UEM-1271-040

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Piston, Forged, Dome, Single Valve Relief, 4.280 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.648 in. Compression, Chevy, Each

Part Number: JEP-258204-1

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Piston, Forged, Dome, 2-Valve Reliefs, 4.310 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each

Part Number: JEP-258257-1

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Estimated Ship Date: Dec 2, 2025 if ordered today

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

Part Number: HSN-2M5513005

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.442 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-005

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Pistons, Cast, Dome, 4.247 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Set of 8

Part Number: UEM-1717-060

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Pistons, Cast, Dome, 4.217 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Set of 8

Part Number: UEM-1717-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 18, 2025 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.045 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, W8, Set

Part Number: HSN-2M8543045

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Pistons, Cast, Dish, 4.170 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Ford, Big Block FE, Set of 8

Part Number: UEM-1138-040

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Pistons, Cast, Dish, 4.160 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Ford, Big Block FE, Set of 8

Part Number: UEM-1138-030

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Silvolite Piston - 6.4L GM 59-66 Pontiac 389 (V8)

Part Number: UEM-1516-STD

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Estimated Ship Date: Dec 18, 2025 if ordered today

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

Part Number: HSN-2M5538060

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: HSN-2M5523080

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: HSN-2M5540

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: UEM-KB294-020

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 18, 2025 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: Dec 19, 2025 if ordered today

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

Part Number: HSN-SM5587035

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Pistons, Cast, Dish, 4.110 in. Bore, 5/64 in., 3/32 in. 3/16 in. Ring, Ford, Big Block FE, Set of 8

Part Number: UEM-1130-060

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Estimated Ship Date: Dec 18, 2025 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: Dec 19, 2025 if ordered today

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

Part Number: HSN-2M5512005

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston, Forged, Dome, 2-Valve Reliefs, 4.310 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-139832S

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Estimated Ship Date: Dec 2, 2025 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: Dec 2, 2025 if ordered today

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Piston, Forged, Dome, Single Valve Relief, 4.310 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-212157S

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Estimated Ship Date: Dec 2, 2025 if ordered today

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

Part Number: HSN-2M5515030

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Pistons, Cast, Dome, 4.134 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Big Block, Set of 8

Part Number: UEM-1433-040

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Estimated Ship Date: Dec 19, 2025 if ordered today

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