Availability
Pistons, Forged, Dome, 2-Valve Reliefs, 4.530 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8
Part Number: JEP-258239-8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Forged, Dome, Single Valve Relief, 4.280 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8
Part Number: JEP-212156
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Forged, Dome, Single Valve Relief, 4.500 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Set of 8
Part Number: JEP-212147
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Set of 8
Part Number: JEP-279481
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Forged, Flat Top, Single Valve Relief, 4.530 in. Bore, 4.250 in. Stroke, 6.535 in. Rod, 1.120 in. Compression, Chevy, Set of 8
Part Number: JEP-338237-8
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Forged, Flat Top, Single Valve Relief, 4.500 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Set of 8
Part Number: JEP-139482
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Set of 8
Part Number: JEP-373701
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Forged, Flat Top, 2-Valve Reliefs, 4.030 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Set of 8
Part Number: JEP-138081
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Forged, Dome, Single Valve Relief, 4.500 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Set of 8
Part Number: JEP-281919
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Forged, Dome, Single Valve Relief, 4.500 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8
Part Number: JEP-212161
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Piston, Forged, Dome, Single Valve Relief, 4.280 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.648 in. Compression, Chevy, Each
Part Number: JEP-258204-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Forged, Dome, Single Valve Relief, 4.280 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Set of 8
Part Number: JEP-212135
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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-140349S
Not Yet Reviewed
Estimated Ship Date: Jan 13, 2026 if ordered today
Estimated Ship Date: Jan 13, 2026 if ordered today
Pistons, Forged, Dome, 2-Valve Reliefs, 4.500 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8
Part Number: JEP-296988-8
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.030 in. Bore, 3.750 in. Stroke, 5.700 in. Rod, 1.425 in. Compression, Chevy, Each
Part Number: JEP-138089S
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Forged, Dish, 2-Valve Reliefs, 4.030 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Set of 8
Part Number: JEP-131636-8
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Forged, Dish, Single Valve Relief, 4.500 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8
Part Number: JEP-257942-8
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, 23 Degree GP, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 6.000 in. Rod, 1.250 in. Compression, Chevy, Set of 8
Part Number: JEP-170693-8
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Forged, Dish, Single Valve Relief, 4.530 in. Bore, 4.250 in. Stroke, 6.383 in. Rod, 1.270 in. Compression, Chevy, Set of 8
Part Number: JEP-338176
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Forged, Dome, Single Valve Relief, 4.350 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8
Part Number: JEP-212159
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Piston Rings, Carbon Steel Nitride Top, Iron Phosphate Second, Low Tension Oil, File Fit for 3.937 in. Bore, Standard, 1.2mm, 1.2mm, 2.5mm, H4, Set
Part Number: JEP-JG4904-3937
Not Yet Reviewed
Estimated Ship Date: Jan 14, 2026 if ordered today
Estimated Ship Date: Jan 14, 2026 if ordered today
Piston, Forged, Dome, Single Valve Relief, 4.310 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each
Part Number: JEP-212136S
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.045 in. Bore, 3.500 in. Stroke, 5.700 in. Rod, 1.550 in. Compression, Chevy, Left, Each
Part Number: JEP-258027L
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.045 in. Bore, 3.500 in. Stroke, 5.700 in. Rod, 1.550 in. Compression, Chevy, Right, Each
Part Number: JEP-258027R
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Piston, Forged, Flat Top, Single Valve Relief, 4.500 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each
Part Number: JEP-257971-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
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