DNJ
DNJ 1990 Ford Aerostar 4.0L Expansion Plug
DNJ 1990 Ford Aerostar 4.0L Expansion Plug
Part number: FPS422_1
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Listed for: Ford Aerostar 4.0LFitment notes & questions
1990 Ford Aerostar 4.0L Expansion Plug by DNJ for 1990 Ford Aerostar 4 with the 4.0L engine. Thread type and size must match on both sides; AN, NPT and metric threads do not mix.
Quick facts
- Brand: DNJ
- Part type: Fitting
- Listed for: 1990 Ford Aerostar 4
- Engine: 4.0L
- Engine code: VIN X 12V OHV
- Part number: FPS422_1
Listed fitment
- [1990-2011] FORD, LAND ROVER, MAZDA / V6 / 4.0L / 245 OHV, SOHC 12V
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.

Before you order: Ford Aerostar 4.0L fitting fitment
Fittings and hardware connect lines, hoses and parts securely.
Fitment notes
- Listed for: Ford Aerostar 4.0L.
- Engine: check the engine size listed against your vehicle's VIN or under-hood label.
- 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? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentPlan the whole job
- Hose. Match hose size to the fitting.
More for your car: Ford Parts · Fuel & air intake
Questions about Ford Aerostar 4.0L fitting or hardware
Will this fit my Ford Aerostar 4.0L?
Does it need thread sealant?
Where do specs and warranty details come from?
Questions & answers
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