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Gates 31625 Fuel Tank CapOE Quality 60-Day Returns
Part #: 31625

Gates 31625 Fuel Tank Cap

OE Equivalent Fuel Cap
25 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
OE Equivalent Fuel Cap
Fitment: AM General, Jeep, Ford, Hudson, Mercury, and Lincoln, DJ5, CJ5, CJ6, CJ5A, CJ6A, DJ6, Anglia, Dispatcher, Universal, CJ3, DJ3, Cortina, Zodiac, Capri, Consul, Zephyr, Utility, Hornet, Super Wasp, Wasp, Commodore Series, Pacemaker, Super Custom, F1, F2, F3, F4, Super Series, Mercury, 1 Ton Pickup, 1/2 Ton Pickup, 3/4 Ton Pickup, Sedan Delivery, Commodore Custom Series 25, Commodore Series 22, Commodore Series 24, Commodore Series 27, Deluxe Series 20 P, Super Series 21, Traveler Series 20 T, Continental, Custom, Big Boy Series 18, Commodore Custom Series 15, Commodore Custom Series 17, Commodore Series 12, Commodore Series 14, Traveler Series 10 T, Utility Series 10 C, Big Boy Series 48, Country Club Eight Series 47, Country Club Series 43, Deluxe Series 40 P, Deluxe Series 45, Series 44, Super Series 41, Traveler Series 40 T, Big Boy Series 96, Country Club Series 93, Country Club Series 95, Custom Series 97, Pacemaker Series 91, and Series 92
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Not what you need? See all Fuel Tank Cap options

OE Equivalent Fuel Cap for Classic Jeep and Lincoln

The Gates 31625 OE Equivalent Fuel Cap is built for direct replacement on select vintage Jeep and Lincoln applications. It is a vented fuel tank cap with rugged construction and OE performance-level specifications for a secure, dependable seal.

Gates OE Equivalent Fuel Cap line focuses on replacement caps that match original equipment requirements for fit and function. This Gates 31625 fuel cap is made for shallow cam filler necks and is listed for vented applications.

Key Features

  • OE Equivalent Fuel Cap design for factory-style replacement
  • Vented fuel tank cap construction
  • Fits shallow cam filler necks
  • Meets or exceeds OEM specifications
  • Thread diameter: 1.88 in.
  • Shell diameter: 2.88 in.
  • Depth: 0.88 in.
  • Lockable: No
  • OE performance rating

Fitment Details

  • Fits 1959-1969 Jeep CJ5, N/A
  • Fits 1942 Lincoln Continental, N/A
  • Fits 1936-1942 Lincoln Zephyr, N/A

This part cross-references FEL-PRO 422 and Quality-Built 11625 for the same application. The Gates 31625 is also referenced by multiple interchange numbers used across fuel cap replacement catalogs.

What It Helps Solve

  • Loose or worn fuel cap sealing on vintage vehicles
  • Fuel tank venting issues on vented filler neck applications
  • Replacement needs for damaged or missing OE-style caps
  • Fitment problems on shallow cam filler neck designs
  • Restoration work on classic Jeep CJ5, Lincoln Continental, and Lincoln Zephyr models

Installation Notes and Tips

Verify filler neck style before ordering. This cap is specified for shallow cam filler necks and vented applications, so matching the neck design is important for proper fit. Confirm the cap dimensions and application details against the vehicle’s original fuel cap before installation.

Quality Assurance

Gates builds this OE Equivalent Fuel Cap to meet or exceed OEM specifications with heavy-duty construction. The 31625 is listed at OE performance level for direct replacement use on the specified Jeep and Lincoln applications.

BrandGates
Part Number31625
PositionOE Equivalent Fuel Cap
Vented
Cam TypeShallow Cam
Cam TypeShallow Cam
Depth.88
LockableNo
OE Comparison RatingOE Performance
Shell Diameter (in)2.88
Thread Diameter1.88
TypeOE Equivalent Fuel Cap
VentingVented

This part fits 25 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
1969JeepCJ52.2LL4GASN/AOE Equivalent Fuel Cap
1969JeepCJ53.7LV6GASN/AOE Equivalent Fuel Cap
1968JeepCJ52.2LL4GASN/AOE Equivalent Fuel Cap
1968JeepCJ53.1LL4DIESELN/AOE Equivalent Fuel Cap
1968JeepCJ53.2LL4DIESELN/AOE Equivalent Fuel Cap
1968JeepCJ53.7LV6GASN/AOE Equivalent Fuel Cap
1967JeepCJ52.2LL4GASN/AOE Equivalent Fuel Cap
1967JeepCJ53.7LV6GASN/AOE Equivalent Fuel Cap
1966JeepCJ52.2LL4GASN/AOE Equivalent Fuel Cap
1966JeepCJ53.7LV6GASN/AOE Equivalent Fuel Cap
1965JeepCJ52.2LL4GASN/AOE Equivalent Fuel Cap
1964JeepCJ52.2LL4GASN/AOE Equivalent Fuel Cap
1963JeepCJ52.2LL4GASN/AOE Equivalent Fuel Cap
1962JeepCJ52.2LL4GASN/AOE Equivalent Fuel Cap
1961JeepCJ52.2LL4GASN/AOE Equivalent Fuel Cap
1960JeepCJ52.2LL4GASN/AOE Equivalent Fuel Cap
1959JeepCJ52.2LL4GASN/AOE Equivalent Fuel Cap
1942LincolnContinental5.0LV12GASN/AOE Equivalent Fuel Cap
1942LincolnZephyr5.0LV12GASN/AOE Equivalent Fuel Cap
1941LincolnZephyr-L--U/KN/AOE Equivalent Fuel Cap
1940LincolnZephyr-L--U/KN/AOE Equivalent Fuel Cap
1939LincolnZephyr4.4LV12GASN/AOE Equivalent Fuel Cap
1938LincolnZephyr4.4LV12GASN/AOE Equivalent Fuel Cap
1937LincolnZephyr4.4LV12GASN/AOE Equivalent Fuel Cap
1936LincolnZephyr4.4LV12GASN/AOE Equivalent Fuel Cap

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

106251162512F9161945A3-E-253-MG-253030495583162534006389943R914-110242246107472472C501T1146025703-1020749C749Z77-51877-521850805A8TZ 9030 ABF-34BG-25C-25C-35DGS-25EG-25FC-25G-25GT-3MG-25MGC-25PG-25RG-25RX-34S-25WG-25

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.