1973 Parts and Accessories

Pistons, Professional Series, Forged Aluminum, Flat Top, 4.030 in. Bore, Rings Included, Stroked, Left Side, Chevy, Small Block, Each

Part Number: WIS-60001LX3

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB147-STD

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 3.910 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB167-STD

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Pistons, FHR, Forged 4032 Aluminum, 4.310 in. Bore, 3.760 in. Stroke, Dome, Chevy, Big Block, Each

Part Number: UEM-SIC9958-060

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Dome, 4.310 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB398-060

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-SKB138-060

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.375 in. Bore, 4.000 in. Stroke, Dome, Chevy, Big Block, Each

Part Number: UEM-SIC600-125

Not Yet Reviewed

Estimated Ship Date: Jun 2, 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: Jun 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Step, 4.372 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB280-030

Not Yet Reviewed

Estimated Ship Date: Jun 2, 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: Jun 2, 2026 if ordered today

• Drop Ship
• Special Order

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: Jun 2, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: UEM-SKB246-060

Not Yet Reviewed

Estimated Ship Date: Jun 2, 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: Jun 2, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB149-STD

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.185 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB375L-060

Not Yet Reviewed

Estimated Ship Date: Jun 2, 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: Jun 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-SKB281-040

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: UEM-SKB148-030

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

• Drop Ship
• 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: Jun 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.060 in. Bore, 3.875 in. Stroke, Flat Top, Right Side, Chevy, Small Block, Each

Part Number: UEM-SIC978R-060

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.000 in. Bore, 3.875 in. Stroke, Flat Top, Left Side, Chevy, Small Block, Each

Part Number: UEM-SIC978L-STD

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.030 in. Bore, 3.480 in. Stroke, Flat Top, Left Side, Chevy, Small Block, Each

Part Number: UEM-SIC623L-030

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• 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: Jun 2, 2026 if ordered today

• Drop Ship
• 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-SKB207-STD

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 4.185 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB147-060

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

• Drop Ship
• Special Order