1973 Pistons & Piston Rings

Forged Pro pistons for Olds 455, 4.155 bore, 1.750 C.H., 4.250 in. stroke, 6.735 in. rod, 17cc dish, 10.25@58cc, 9.9@60cc, 9.5@64cc, 9.2@88cc.

Part Number: SUM-BBO455030

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Forged Pro pistons for Chrysler 360 stroker, 4.040 bore, 1.465 C.H., 4 in. stroke, 6.123 in. rod, 15cc Dish 10.9@60cc, 10.5@63cc, 10.3@65cc, 9.6@73cc

Part Number: SUM-360040STR

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Forged Pro pistons for Pontiac 455, 4.190 bore, 1.490 C.H., 4.210 in. stroke, 6.625 in. rod, 17cc dish, 11.4:1@64cc, 10.5@72cc, 9.9@80cc, 9.3@87cc.

Part Number: SUM-BBP455030

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Pistons, Forged, Flat, 4.180 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Pontiac, V8, Set of 8

Part Number: UEM-IC890-060

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Pistons, Forged, Dish, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Small Block, Set of 8

Part Number: UEM-IC750-030

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Pistons, Cast, Dish, 3.750 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, V8, Set of 8

Part Number: UEM-2234-STD

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Estimated Ship Date: Apr 14, 2026 if ordered today

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Piston Rings, Piston Ring Sets, 0.030 in. Oversize, 3.780 in. Bore, Phosphate Coated, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, L8, V8, Set of 8

Part Number: HSN-568030

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Estimated Ship Date: Mar 24, 2026 if ordered today

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

Part Number: HSN-2M667040

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Estimated Ship Date: Mar 24, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Step Dish, 4.372 in. Bore, Buick, V8, Kit

Part Number: UEM-KB357KTM-060

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, 0.045 in. Oversize, 4.045 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5523045

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Pistons, Forged, Flat, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-IC717-030

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-590530L-1

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Piston and Ring Kits, FHR, Forged 4032 Aluminum, 4.030 in. Bore, 3.400 in. Stroke, Flat Top, Ford, Small Block, Set of 8

Part Number: UEM-IC9971KTD030

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Estimated Ship Date: Apr 14, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.135 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M661010

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Piston Rings, Premium Ductile Ring Sets, 0.040 in. Oversize, 4.159 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M644040

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Pistons, Forged, Dish, 4.360 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Mopar, Big Block, Set of 8

Part Number: UEM-IC836-040

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Pistons, Forged, Flat, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Mopar, Small Block, Set of 8

Part Number: UEM-IC741-060

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Pistons, Forged, Dome, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-IC733-030

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Estimated Ship Date: Apr 14, 2026 if ordered today

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Pistons, Forged, Dome, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-IC733-STD

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Dish, 4.390 in. Bore, Ford, Big Block, Kit

Part Number: UEM-KB206KTM-030

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Piston Rings, Phosphate Coated, 4.380 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-598020

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Estimated Ship Date: Mar 23, 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-212161S

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Estimated Ship Date: Mar 26, 2026 if ordered today

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Piston, Forged, Dome, Single Valve Relief, 4.600 in. Bore, 4.250 in. Stroke, 6.535 in. Rod, 1.120 in. Compression, Chevy, Each

Part Number: JEP-345654S

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Estimated Ship Date: Mar 26, 2026 if ordered today

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Piston, Forged, Dome, Single Valve Relief, 4.280 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-212156S

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Estimated Ship Date: Mar 26, 2026 if ordered today

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Pistons, Forged, Dish, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-IC726-040

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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