Pistons & Piston Rings

Piston, Hypereutectic, Dome, 4.350 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB257-100

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-SKB364-060

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Cast, Flat, 80.5mm Bore, 1.2mm, 1.5mm, 4.0mm Ring Grooves, Ford, Mazda, L4, Each

Part Number: UEM-S1182-5MM

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-SKB121-STD

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.320 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB398-070

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.040 in. Bore, 3.750 in. Stroke, Dome, Left Side, Chevy, Small Block, Each

Part Number: UEM-SIC970L-040

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.000 in. Bore, 3.480 in. Stroke, Flat Top, Right Side, Chevy, Small Block, Each

Part Number: UEM-SIC971R-STD

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• 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-SKB134-020

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Cast, Dish, 3.860 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Oldsmobile, V8, Each

Part Number: UEM-S1636-060

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, V8, Each

Part Number: UEM-SKB213L-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-SKB122-STD

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 3.780 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB217-STD

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Flat, 3.736 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB226-STD

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: UEM-SKB356-040

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-S3403HC-040

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 4.420 in. Bore, 3/32 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-S3189HC-060

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: UEM-SKB100-040

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Dome, 4.290 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB207-040

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.030 in. Bore, 3.750 in. Stroke, Dome, Left Side, Chevy, Small Block, Each

Part Number: UEM-SIC970L-030

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• 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-S9912HC-STD

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.060 in. Bore, 3.480 in. Stroke, Flat Top, Left Side, Chevy, Small Block, Each

Part Number: UEM-SIC604L-060

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S1479H-030

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: UEM-SKB105-060

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: UEM-SKB197-040

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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-S1266C-STD

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Special Order