1990 JE Pistons Engines & Components

Pistons, Forged, Flat Top, Single Valve Relief, 4.530 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Set of 8

Part Number: JEP-142978

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Forged, Flat Top, Single Valve Relief, 4.320 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8

Part Number: JEP-142981

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Flat Top, Single Valve Relief, 4.320 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-142981S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Flat Top, Single Valve Relief, 4.470 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-142983S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Forged, Flat Top, Single Valve Relief, 4.320 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Set of 8

Part Number: JEP-139479

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Flat Top, Single Valve Relief, 4.320 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each

Part Number: JEP-139479S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Flat Top, Single Valve Relief, 4.350 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each

Part Number: JEP-139480S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Forged, Flat Top, Single Valve Relief, 4.470 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each

Part Number: JEP-139481S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Forged, Flat Top, Single Valve Relief, 4.320 in. Bore, 4.250 in. Stroke, 6.135 in. Rod, 1.520 in. Compression, Chevy, Set of 8

Part Number: JEP-139508

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Flat Top, Single Valve Relief, 4.500 in. Bore, 4.250 in. Stroke, 6.135 in. Rod, 1.520 in. Compression, Chevy, Each

Part Number: JEP-139521S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Dome, 2-Valve Reliefs, 4.320 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each

Part Number: JEP-139532S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Dome, 2-Valve Reliefs, 4.350 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each

Part Number: JEP-139533S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Forged, Dome, 2-Valve Reliefs, 4.470 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Set of 8

Part Number: JEP-139534

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Dome, 2-Valve Reliefs, 4.470 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each

Part Number: JEP-139534S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Forged, Dome, 2-Valve Reliefs, 4.310 in. Bore, 4.250 in. Stroke, 6.135 in. Rod, 1.520 in. Compression, Chevy, Set of 8

Part Number: JEP-139542

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Dome, 2-Valve Reliefs, 4.310 in. Bore, 4.250 in. Stroke, 6.135 in. Rod, 1.520 in. Compression, Chevy, Each

Part Number: JEP-139542S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Dome, 2-Valve Reliefs, 4.320 in. Bore, 4.250 in. Stroke, 6.135 in. Rod, 1.520 in. Compression, Chevy, Each

Part Number: JEP-139543S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 6.125 in. Rod, 1.125 in. Compression, Chevy, Each

Part Number: JEP-279477S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 5.700 in. Rod, 1.425 in. Compression, Chevy, Each

Part Number: JEP-279479S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 6.000 in. Rod, 1.260 in. Compression, Chevy, Each

Part Number: JEP-279480S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Each

Part Number: JEP-279481S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Each

Part Number: JEP-279483S

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Flat Top, Single Valve Relief, 4.280 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each

Part Number: JEP-257969-1

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Forged, Flat Top, Single Valve Relief, 4.280 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Set of 8

Part Number: JEP-257969-8

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Flat Top, Single Valve Relief, 4.310 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.640 in. Compression, Chevy, Each

Part Number: JEP-257981-1

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order