Availability
Piston, Forged, Dish, 4-Valve Reliefs, 3.917 in. Bore, 3.110 in. Stroke, 5.138 in. Rod, 1.209 in. Compression, Subaru, Left, Each
Part Number: JEP-291061L
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, Forged, Dish, 4-Valve Reliefs, 3.917 in. Bore, 3.110 in. Stroke, 5.138 in. Rod, 1.209 in. Compression, Subaru, Right, Each
Part Number: JEP-291061R
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
SUB STI EJ257 8.5KIT
Part Number: JEP-291062-4
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, Forged, Dish, Single Valve Relief, 4.530 in. Bore, 4.250 in. Stroke, 6.135 in. Rod, 1.520 in. Compression, Chevy, Each
Part Number: JEP-257953-1
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, Forged, Dish, Single Valve Relief, 4.600 in. Bore, 4.250 in. Stroke, 6.135 in. Rod, 1.520 in. Compression, Chevy, Each
Part Number: JEP-257955-1
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, Forged, Dish, Single Valve Relief, 4.500 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each
Part Number: JEP-257956-1
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Pistons, 18 Degree, Forged, Flat Top, 2-Valve Reliefs, 4.125 in. Bore, 4.000 in. Stroke, 6.000 in. Rod, 1.000 in. Compression, Chevy, Set of 8
Part Number: JEP-181951-8
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 18 Degree, Forged, Flat Top, 2-Valve Reliefs, 4.125 in. Bore, 4.000 in. Stroke, 6.000 in. Rod, 1.000 in. Compression, Chevy, Left, Each
Part Number: JEP-181951L
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 18 Degree. Forged, Flat Top, 2-Valve Reliefs, 4.125 in. Bore, 4.000 in. Stroke, 6.000 in. Rod, 1.000 in. Compression, Chevy, Right, Each
Part Number: JEP-181951R
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 18 Degree, Forged, Flat Top, 2-Valve Reliefs, 4.135 in. Bore, 4.000 in. Stroke, 6.000 in. Rod, 1.000 in. Compression, Chevy, Left, Each
Part Number: JEP-181953L
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 18 Degree, Forged, Flat Top. 2-Valve Reliefs, 4.135 in. Bore, 4.000 in. Stroke, 6.000 in. Rod, 1.000 in. Compression, Chevy, Right, Each
Part Number: JEP-181953R
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 18 Degree, Forged, Flat Top, 2-Valve Reliefs, 4.145 in. Bore, 4.000 in. Stroke, 6.000 in. Rod, 1.000 in. Compression, Chevy, Left, Each
Part Number: JEP-181954L
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 18 Degree, Forged, Flat Top, 2-Valve Reliefs, 4.145 in. Bore, 4.000 in. Stroke, 6.000 in. Rod, 1.000 in. Compression, Chevy, Right, Each
Part Number: JEP-181954R
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 18 Degree, Forged, Flat Top. 2-Valve Reliefs, 4.165 in. Bore, 4.000 in. Stroke, 6.000 in. Rod, 1.000 in. Compression, Chevy, Left, Each
Part Number: JEP-181956L
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 18 Degree, Forged, Flat Top, 2-Valve Reliefs, 4.155 in. Bore, 3.875 in. Stroke, 6.000 in. Rod, 1.062 in. Compression, Chevy, Left, Each
Part Number: JEP-181960L
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Pistons, 18 Degree, Forged, Flat Top, 2-Valve Reliefs, 4.165 in. Bore, 3.875 in. Stroke, 6.000 in. Rod, 1.062 in. Compression, Chevy, Set of 8
Part Number: JEP-181961-8
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 18 Degree, Forged, Flat Top, 2-Valve Reliefs, 4.165 in. Bore, 3.875 in. Stroke, 6.000 in. Rod, 1.062 in. Compression, Chevy, Left, Each
Part Number: JEP-181961L
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 18 Degree, Forged, Flat Top. 2-Valve Reliefs, 4.165 in. Bore, 3.875 in. Stroke, 6.000 in. Rod, 1.062 in. Compression, Chevy, Right, Each
Part Number: JEP-181961R
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.030 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Left, Each
Part Number: JEP-182005L
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Pistons, 23 Degree, Forged, Dome, 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-182006-8
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Right, Each
Part Number: JEP-182006R
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.060 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Left, Each
Part Number: JEP-182007L
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 23 Degree. Forged, Dome, 2-Valve Reliefs, 4.060 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Right, Each
Part Number: JEP-182007R
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Pistons, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.030 in. Bore, 3.625 in. Stroke, 6.000 in. Rod, 1.187 in. Compression, Chevy, Set of 8
Part Number: JEP-182008-8
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.030 in. Bore, 3.625 in. Stroke, 6.000 in. Rod, 1.187 in. Compression, Chevy, Left, Each
Part Number: JEP-182008L
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.