Pistons & Piston Rings

Piston, Hypereutectic, Flat, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB100-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB101-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dome, 4.350 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB245-100

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dome, 4.250 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB245-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dome, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB255-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dome, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB255-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dome, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB255-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB261-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dome, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, GM, V6, V8, Each

Part Number: UEM-SKB113-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

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

Part Number: UEM-SKB116-020

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-SKB120-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB122-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB122-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB122-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dome, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB123-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Flat, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB124-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Flat, 4.390 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB137-030

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 3.796 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB145-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Flat, 3.776 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB143-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 3.776 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB145-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Flat, 91.1mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mitsubishi, L4, Each

Part Number: UEM-S1288H-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Dish, 89mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, L4, Each

Part Number: UEM-S1290H-1-5MM

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 87.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, L4, Each

Part Number: UEM-S1290H-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Cast, Dish, 3.905 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, GM, L6, Each

Part Number: UEM-S1429-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, GM, V6, V8, Each

Part Number: UEM-SKB198-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order