1973 Pistons & Piston Rings

Piston, Hypereutectic, Dish, 4.420 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-S1143HC-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Flat, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, L6, Each

Part Number: UEM-S1147-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 79.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Ford, Mazda, L4, Each

Part Number: UEM-S1168-1-5MM

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Cast, Dome, 78.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Ford, Mazda, L4, Each

Part Number: UEM-S1168-5MM

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Cast, Flat, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, L6, Each

Part Number: UEM-S1147-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Flat, 3.635 in. Bore, 2.0mm, 2.0mm, 4.0mm Ring Grooves, Ford, Mercury, L4, Each

Part Number: UEM-S1156-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Flat, 3.575 in. Bore, 2.0mm, 2.0mm, 4.0mm Ring Grooves, Ford, Mercury, L4, Each

Part Number: UEM-S1156-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Modified, Each

Part Number: UEM-S1160-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Modified, Each

Part Number: UEM-S1160-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Modified, Each

Part Number: UEM-S1160-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.390 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Big Block, Each

Part Number: UEM-S1161-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.400 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Big Block, Each

Part Number: UEM-S1161-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.420 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Big Block, Each

Part Number: UEM-S1161-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 79mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Ford, Mazda, L4, Each

Part Number: UEM-S1168-1-0MM

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Cast, Dome, 78mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Ford, Mazda, L4, Each

Part Number: UEM-S1168-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Cast, Dish, 4.330 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Cadillac, V8, Each

Part Number: UEM-S1814-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.340 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Cadillac, V8, Each

Part Number: UEM-S1814-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.360 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Cadillac, V8, Each

Part Number: UEM-S1814-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.340 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Cadillac, V8, Each

Part Number: UEM-S1815-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.360 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Cadillac, V8, Each

Part Number: UEM-S1815-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 3.935 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, GM, L6, Each

Part Number: UEM-S1437-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Cast, Dish, 3.875 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, GM, L6, Each

Part Number: UEM-S1437-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Cast, Flat, 3.935 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Each

Part Number: UEM-S1438-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Flat, 3.875 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Each

Part Number: UEM-S1438-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Each

Part Number: UEM-S1441-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order