
Gates · New
Gates 86-80 Jeep CJ 6-Cyl. 4.2L Regular Locking Fuel Cap
MPN 31659 · Store SKU gat31659
Supplier stock checked 11/7/2026, 9:17:37 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
Gates Locking Fuel Tank Caps meets OEM specifications, Federal & State emission requirements. Two-way action pressure relief/vacuum relief valve allows the fuel tank to breathe while preventing the escape of fuel fumes. Locking Fuel Tank Cap
Manufacturer fitment & guides
- 1986-1980 Jeep, CJ Series, 6-Cyl. 4.2 L, Fuel Cap
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.