1973 Pistons & Piston Rings

Piston, Cast, Flat, 4.402 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Big Block, Each

Part Number: UEM-S1274-060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Flat, 4.342 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Big Block, Each

Part Number: UEM-S1274-STD

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Flat, 4.380 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Big Block, Each

Part Number: UEM-S1276-060

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Flat, 3.970 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Each

Part Number: UEM-S1278-060

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Flat, 3.910 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Each

Part Number: UEM-S1278-STD

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Dome, 78.75mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Ford, Mazda, L4, Each

Part Number: UEM-S1168-75MM

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Dish, 3.895 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, L6, Each

Part Number: UEM-S1446C-020

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Dish, 3.905 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, L6, Each

Part Number: UEM-S1446C-030

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Dish, 3.915 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, L6, Each

Part Number: UEM-S1446C-040

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Hypereutectic, Flat, 4.270 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S1448H-020

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Hypereutectic, Flat, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S1448H-030

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Hypereutectic, Flat, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S1448H-040

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Hypereutectic, Flat, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S1448H-STD

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Hypereutectic, Flat, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S1448HC-060

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Dish, 3.420 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, L6, Each

Part Number: UEM-S1294-020

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Dish, 3.400 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, L6, Each

Part Number: UEM-S1294-STD

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Hypereutectic, Dish, 4.333 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: UEM-S1730H-020

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Hypereutectic, Dish, 4.343 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: UEM-S1730H-030

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Hypereutectic, Dish, 4.353 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: UEM-S1730H-040

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Flat, 3.915 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, V8, Each

Part Number: UEM-S1520-040

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Flat, 4.190 in. Bore, 5/64 in., 1/16 in., 3/16 in. Ring Grooves, Pontiac, V8, Each

Part Number: UEM-S1525-040

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Flat, 4.210 in. Bore, 5/64 in., 1/16 in., 3/16 in. Ring Grooves, Pontiac, V8, Each

Part Number: UEM-S1525-060

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Flat, 4.160 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, V8, Each

Part Number: UEM-S1526-040

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Cast, Flat, 4.180 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, V8, Each

Part Number: UEM-S1526-060

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Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Flat, 4.180 in. Bore, 5/64 in., 1/16 in., 3/16 in. Ring Grooves, Pontiac, V8, Each

Part Number: UEM-S1525-030

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Estimated Ship Date: Apr 13, 2026 if ordered today

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