JE Pistons · New
JE Pistons Oil Rail Support Ring 3.999in-4.029in Bore
MPN 4000-162 · Store SKU jep4000-162
Supplier stock checked 11/7/2026, 11:52:30 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
JE Oil Rail Supports feature a special locking detent to prevent rotation of the oil rail and keep the rail support gap 90? from the pin bore opening on the piston. This JE exclusive feature prevents the rail from rotating in the oil ring groove. Oil Rail Supports prevent the oil ring rails from spiraling off of pistons with short compression distances. Piston Oil Rail Support, 3.999 in. Min Bore, 4.029 in. Max Bore, 0.162in. Radial Depth, Each. Oil Rail Support, 3.999 in. Min Bore, 4.029 in. Max Bore, 0.162in. Radial Depth
Manufacturer fitment & guides
Check 4000-162 against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- California Proposition 65: Y
