1973 Pistons & Piston Rings

Piston, Hypereutectic, Flat, 3.978 in. Bore, 3/32 in., 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3481HC-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

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

Part Number: UEM-S3454-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

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

Part Number: UEM-S3454-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Cast, Dish, 3.875 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, L6, Each

Part Number: UEM-S3454-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 4.020 in. Bore, 1.5mm, 1.5mm, 3.0mm Ring, Mercruiser, V8, Each

Part Number: UEM-S3455H-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 4.030 in. Bore, 1.5mm, 1.5mm, 3.0mm Ring, Mercruiser, V8, Each

Part Number: UEM-S3455H-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Flat, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3437H-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3437H-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3437H-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3437H-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 3.958 in. Bore, 3/32 in., 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3481HC-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 3.968 in. Bore, 3/32 in., 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3481HC-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dish, 4.050 in. Bore, 3/32 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-S3195H-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dome, 4.270 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mercruiser, V8, Each

Part Number: UEM-S3474HC-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dome, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mercruiser, V8, Each

Part Number: UEM-S3474HC-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 3.998 in. Bore, 3/32 in., 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3481HC-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

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

Part Number: UEM-S3454-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Cast, Dish, 3.935 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, L6, Each

Part Number: UEM-S3454-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Ring, Mercruiser, V8, Each

Part Number: UEM-S3455H-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mercruiser, V8, Each

Part Number: UEM-S3456HC-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mercruiser, V8, Each

Part Number: UEM-S3456HC-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Ring, Mercruiser, V8, Each

Part Number: UEM-S3457H-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Step, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-S3117H-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Step, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-S3117H-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Step, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-S3117H-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order