1973 Pistons & Piston Rings

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: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-SIC970R-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-SIC970R-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.040 in. Bore, 3.480 in. Stroke, Flat Top, Left Side, Chevy, Small Block, Each

Part Number: UEM-SIC971L-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 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, Left Side, Chevy, Small Block, Each

Part Number: UEM-SIC971L-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.040 in. Bore, 3.480 in. Stroke, Flat Top, Right Side, Chevy, Small Block, Each

Part Number: UEM-SIC971R-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 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: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-SIC972R-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 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: Apr 13, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: UEM-SIC623R-030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.040 in. Bore, 3.480 in. Stroke, Flat Top, Right Side, Chevy, Small Block, Each

Part Number: UEM-SIC623R-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-SIC623R-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 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-SIC623R-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.360 in. Bore, 4.250 in. Stroke, Flat Top, Left Side, Pontiac, Each

Part Number: UEM-SIC631L-010

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.360 in. Bore, 4.250 in. Stroke, Flat Top, Right Side, Pontiac, Each

Part Number: UEM-SIC631R-010

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.185 in. Bore, 3.750 in. Stroke, Dome, Left Side, Chevy, Small Block, Each

Part Number: UEM-SIC640L-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.125 in. Bore, 3.750 in. Stroke, Dome, Left Side, Chevy, Small Block, Each

Part Number: UEM-SIC640L-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.125 in. Bore, 3.750 in. Stroke, Dome, Right Side, Chevy, Small Block, Each

Part Number: UEM-SIC640R-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.375 in. Bore, 4.250 in. Stroke, Dome, Chevy, Big Block, Each

Part Number: UEM-SIC993-125

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.150 in. Bore, 4.210 in. Stroke, Flat Top, Left Side, Pontiac, Each

Part Number: UEM-SIC888L-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.150 in. Bore, 4.210 in. Stroke, Flat Top, Right Side, Pontiac, Each

Part Number: UEM-SIC888R-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Cast, Flat, 3.595 in. Bore, 2.0mm, 2.0mm, 4.0mm Ring Grooves, Ford, Mercury, L4, Each

Part Number: UEM-S1156-020

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Cast, Flat, 3.615 in. Bore, 2.0mm, 2.5mm, 4.0mm Ring Grooves, Ford, Mercury, L4, Each

Part Number: UEM-S1156-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: UEM-S1157-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Cast, Dish, 4.080 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Small Block, Each

Part Number: UEM-S1157-080

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Special Order