Availability
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-142972S
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
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: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Dome, Single Valve Relief, 4.600 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-152155S
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Pistons, Professional Series, Forged Aluminum, Dome, 4.280 in. Bore, Stock/Stroked, Chevy, Big Block, Each
Part Number: WIS-60241A3
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Pistons, Professional Series, Forged Aluminum, Dome, 4.350 in. Bore, Stock/Stroked, Chevy, Big Block, Each
Part Number: WIS-60242A100
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Piston, Forged, Dome, Single Valve Relief, 4.560 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-338179S
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.310 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-258253-1
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.375 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-258254-1
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Pistons, Forged, Dome, 2-Valve Reliefs, 4.375 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Set of 8
Part Number: JEP-258254-8
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.500 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-258255-1
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.500 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-258261-1
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.530 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-258262-1
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Pistons, Forged, Dome, 2-Valve Reliefs, 4.530 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Set of 8
Part Number: JEP-258262-8
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.560 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-258263-1
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Pistons, Forged, Dome, 2-Valve Reliefs, 4.560 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Set of 8
Part Number: JEP-258263-8
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.600 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-258264-1
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
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: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Flat Top, Single Valve Relief, 4.560 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-257973-1
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Dome, Single Valve Relief, 4.500 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Right, Each
Part Number: JEP-297811R
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.320 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-258258-1
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Dish, Single Valve Relief, 4.610 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-281922-1
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Dish, Single Valve Relief, 4.625 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-281923-1
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Flat Top, Single Valve Relief, 4.600 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Right, Each
Part Number: JEP-282042R
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Piston, Forged, Flat Top, Single Valve Relief, 4.625 in. Bore, 4.500 in. Stroke, 6.535 in. Rod, 1.395 in. Compression, Chevy, Right, Each
Part Number: JEP-282044R
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Pistons, Forged, Dome, Single Valve Relief, 4.560 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Set of 8
Part Number: JEP-152154
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.