Availability
CHEVROLET JE Pistons Parts and Accessories
Pistons, Forged, Dish, 2-Valve Reliefs, 4.075 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, 1.110 in. Compression, Chevy, Set of 8
Part Number: JEP-329360
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Pistons, Forged, Flat Top, Single Valve Relief, 4.320 in. Bore, 3.766 in. Stroke, 6.135 in. Rod, 1.765 in. Compression, Chevy, Set of 8
Part Number: JEP-257989-8
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Pistons, Forged, Dish, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Set of 8
Part Number: JEP-338226-8
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Pistons, Forged, Dish, 2-Valve Reliefs, 4.125 in. Bore, 3.750 in. Stroke, 5.700 in. Rod, 1.425 in. Compression, Chevy, Set of 8
Part Number: JEP-338231-8
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Pistons, Forged, Dome, 2-Valve Reliefs, 4.600 in. Bore, 4.375 in. Stroke, 6.385 in. Rod, 1.215 in. Compression, Chevy, Set of 8
Part Number: JEP-330141-8
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
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-258248-8
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Piston, Forged, Dome, 2-Valve Reliefs, 4.310 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each
Part Number: JEP-258277-1
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Pistons, 15-Degree, Forged, Flat Top, 2-Valve Reliefs, 3.905 in. Bore, 3.622 in. Stroke, 6.098 in. Rod, 1.315 in. Compression, Chevy, Set of 8
Part Number: JEP-194884-8
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Piston, Forged, Dome, Single Valve Relief, 4.310 in. Bore, 3.760 in. Stroke, 6.135 in. Rod, 1.765 in. Compression, Chevy, Each
Part Number: JEP-162840S
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Piston, Forged, Dome, 2-Valve Reliefs, 4.500 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each
Part Number: JEP-139535S
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Piston, 23 Degree, Forged, Dish, 2-Valve Reliefs, 4.030 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Left, Each
Part Number: JEP-131636L
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Piston, 23 Degree GP, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.500 in. Stroke, 6.250 in. Rod, 1.000 in. Compression, Chevy, Left, Each
Part Number: JEP-170696L
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
1959-1991 GM Chevrolet Small Block 400
Part Number: JEP-GM1004-039
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Pistons, Forged, Dish, 2-Valve Reliefs, 4.070 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, 1.105 in. Compression, Chevy, Set of 8
Part Number: JEP-353915-8
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.070 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, 1.304 in. Compression, Chevy, Left, Each
Part Number: JEP-311966L
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.030 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, 1.115 in. Compression, Chevy, Right, Each
Part Number: JEP-311979R
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Pistons, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.155 in. Bore, 3.875 in. Stroke, 6.000 in. Rod, 1.062 in. Compression, Chevy, Set of 8
Part Number: JEP-182036-8
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Pistons, Forged, Dish, 2-Valve Reliefs, 3.905 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, 1.294 in. Compression, Chevy, Set of 8
Part Number: JEP-366446
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Piston, Forged, Dish, 2-Valve Reliefs, 3.905 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, 1.294 in. Compression, Chevy, Each
Part Number: JEP-366447S
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Pistons, Forged, Flat Top, 2-Valve Reliefs, 4.020 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Set of 8
Part Number: JEP-366458
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Each
Part Number: JEP-366460S
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.010 in. Bore, 3.480 in. Stroke, 6.000 in. Rod, 1.260 in. Compression, Chevy, Each
Part Number: JEP-367092S
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.030 in. Bore, 3.480 in. Stroke, 6.000 in. Rod, 1.260 in. Compression, Chevy, Each
Part Number: JEP-367094S
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
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-367095S
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.060 in. Bore, 3.750 in. Stroke, 5.700 in. Rod, 1.425 in. Compression, Chevy, Each
Part Number: JEP-367701S
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
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