Pistons & Piston Rings

Piston, Cast, Flat, 3.940 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Each

Part Number: UEM-S1266C-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Each

Part Number: UEM-S1472-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

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

Part Number: UEM-S1476H-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

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

Part Number: UEM-S1476HC-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Flat, 90.5mm Bore, 1.5mm, 21.0mm, 4.75mm Ring Grooves, GM, Isuzu, V6, Each

Part Number: UEM-S1478C-1-5MM

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dish, 4.020 in. Bore, 1/16 in., 5/64 in., 3/16 in. Ring Grooves, GM, L4, Each

Part Number: UEM-S1533H-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dish, 4.000 in. Bore, 1/16 in., 5/64 in., 3/16 in. Ring Grooves, GM, L4, Each

Part Number: UEM-S1533H-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.100 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, Jeep, V8, Each

Part Number: UEM-S2225C-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Step, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-S3117H-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

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

Part Number: UEM-S3165HC-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 4.400 in. Bore, 3/32 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-S3189H-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.120 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, Jeep, V8, Each

Part Number: UEM-S2225C-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 3.790 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, Jeep, L6, Each

Part Number: UEM-S2227-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 3.810 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, Jeep, L6, Each

Part Number: UEM-S2227-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dish, 4.000 in. Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Ford, Small Block, Each

Part Number: UEM-S3133HC-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

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

Part Number: UEM-S3165HC-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dish, 88.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, L4, Each

Part Number: UEM-S1291H-1-0MM

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 90mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, GM, V6, Each

Part Number: UEM-S1496HC10MM

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-S1279HC-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Flat, 3.950 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Each

Part Number: UEM-S1266-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Flat, 3.950 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Each

Part Number: UEM-S1266C-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.000 in. Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Ford, Small Block, Each

Part Number: UEM-S1195-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Cast, Dish, 4.030 in. Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Ford, Small Block, Each

Part Number: UEM-S1195C-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

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

Part Number: UEM-S3118H-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order