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Locking Fuel Caps

Rugged, heavy-duty construction. Meet or exceed OEM specifications. Caps fit both shallow and deep cam filler necks - vented, non-vented and vented anti-surge. Three configurations available for most popular applications.

  • Comes with two keys.
  • Keyed-alike caps available on special order.

All Parts

1-10 of 46 Items
Part # Product # Description Type Cam Type Locking Venting Shell Diameter Neck Diameter Cap Depth
31316 74100338 31316 REGULAR LOCKING FUEL CAPS Regular Fuel Cap false Vented 4 in 3.0-8 NPSL Threads in 2.125 in
31317 74100337 31317 REGULAR LOCKING FUEL CAPS Regular Fuel Cap Quick-On false Thermal Relief 4.125 in 3.4375 in 2 in
31318 74100336 31318 REGULAR LOCKING FUEL CAPS Regular Fuel Cap false Thermal Relief (255 Deg F) 4 in 3.5 x 5.5 NS Threads in 1.5 in
31653 74100471 31653 LOCKING FUEL CAP Regular Fuel Cap Shallow Cam false Non-Vented 2.63 in 1.38 in 1.36 in
31659 74100477 31659 LOCKING FUEL CAP Regular Fuel Cap Shallow Cam false Emission Control 3.25 in 1.38 in 2.09 in
31661 74100479 31661 LOCKING FUEL CAP Regular Fuel Cap Shallow Cam false Vented Anti-Surge 3.25 in 1.5 in 2.09 in
31666 74100484 31666 LOCKING FUEL CAP Regular Fuel Cap Shallow Cam false Non-Vented 2.63 in 1.48 in 1.41 in
31669 74100487 31669 LOCKING FUEL CAP Regular Fuel Cap Deep Cam false Emission Control 4.33 in 1.38 in 2.09 in
31670 74100488 31670 LocKING FUEL CAP Regular Fuel Cap Deep Cam false Emission Control 2.63 in 1.38 in 1.88 in
31671 74100489 31671 LOCKING FUEL CAP Regular Fuel Cap Shallow Cam false Emission Control 2.63 in 1.38 in 2.09 in
1-10 of 46 Items

OEM-caliber fuel caps are rich in features that keep the fuel system operating properly and safely. Features a locking mechanism to prevent theft, vanadalism, or accidental incorrect fluid fills. Comes with two keys.