DNJ
DNJ 1981 GMC Jimmy 5.7L Expansion Plug
DNJ 1981 GMC Jimmy 5.7L Expansion Plug
Part number: FPS3101_951
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- Tracking emailed when it ships
- Free fitment check before you order
Listed for: GMC Jimmy 5.7LFitment notes & questions
DNJ 1981 GMC Jimmy 5.7L Expansion Plug, listed for 1981 GMC Jimmy 5 with the 5.7L engine. Fittings and hardware connect lines, hoses and parts securely.
Quick facts
- Brand: DNJ
- Part type: Fitting
- Listed for: 1981 GMC Jimmy 5
- Engine: 5.7L
- Engine code: 16V OHV
- Part number: FPS3101_951
Listed fitment
- [1962-2002] GM / V6, V8 / 3.8L, 4.6L, 4.9L, 5.0L, 5.3L, 5.7L / 229, 283, 302, 305, 307, 327, 350 OHV 12V, 16V [(CHEVROLET, LT1, VORTEC)]
Good to know
- Notes: Brass
- Warranty terms: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.
Tip: Confirm thread type and size on both sides, and use the right sealant or none as the fitting type requires.

DNJ fitting or hardware for the GMC Jimmy 5.7L: what to know
Thread type and size must match on both sides; AN, NPT and metric threads do not mix.
Fitment notes
- Listed for: GMC Jimmy 5.7L.
- Engine: match the engine size and code to your vehicle; the same model often came with several engines.
- Specs, lead time and warranty come from DNJ and can change. The details above this guide are the latest we have.
Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentWhat else to plan for
- Hose. Match hose size to the fitting.
More for your car: GMC Parts · Fuel & air intake
Questions about GMC Jimmy 5.7L fitting or hardware
Will this fit my GMC Jimmy 5.7L?
Does it need thread sealant?
Where do specs and warranty details come from?
Questions & answers
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