DNJ
DNJ Expansion Plug Kit 1988-1994 Ford 7.3L
DNJ Expansion Plug Kit 1988-1994 Ford 7.3L
Part number: FPS4286
Couldn't load pickup availability
- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
Listed for: 1988β1994 FordFitment notes & questions
DNJ Expansion Plug Kit for the 1988β1994 Ford with the 7.3L engine. Fittings and hardware connect lines, hoses and parts securely. Part number: FPS4286.
Key features
- DNJ Brass Freeze Plug Set
- Made for VIN M International 16V OHV DIESEL engines
Specifications
- Brand: DNJ
- Part type: Fitting
- Part number: FPS4286
- Engine: 7.3L
- Engine code: VIN M International 16V OHV DIESEL
Fitment for the 1988β1994 Ford
Listed for the 1988β1994 Ford with the 7.3L engine. Check your year, model and trim against the title before you order.
What it does
Quality hardware prevents leaks that are hard to chase down later. The right fitting, thread and size keeps a connection sealed and secure, which matters most on fuel, oil, coolant and brake lines.
Installation & tips
- Confirm thread type and size on both sides, and use the right sealant or none as the fitting type requires.
- Hose: Match hose size to the fitting.
- Put the new part next to the old one and compare the shape, mounting points and connections before you install it.
- Work on a cool engine with the vehicle secured, and use a service manual for your vehicle for torque specs and procedures.
FAQ
What is the part number of this expansion plug kit?
FPS4286 (DNJ). Compare it with the number on your old part or in your parts catalog.
Which engine is it for?
It is listed for the 7.3L VIN M International 16V OHV DIESEL engine in the 1988β1994 Ford. Check the engine code on your vehicle if it was offered with more than one engine.
Can I install it myself?
Many owners do this job at home with basic tools and a service manual for their vehicle. If you are not sure, have it fitted by a qualified mechanic.
Before you order
- Confirm your year, make, model, engine and trim match the fitment listed above (1988β1994 Ford 7.3L).
- Compare part number FPS4286 with your original part.
Good to know
- Warranty: 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.

About this fitting for the Ford
Quality hardware prevents leaks that are hard to chase down later.
Fitment notes
- Listed for: 1988β1994 Ford.
- Model years: 1988β1994. Check your car's year falls inside this range.
- Engine: the same car can take different parts for each engine option, so check yours.
- 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? Send us your year, make, model, engine and trim and we'll check before you order.
Ask about fitmentParts that usually go with it
- Hose. Match hose size to the fitting.
More for your car: Ford Parts Β· Fuel & air intake
Questions about Ford fitting or hardware
Will this fit my Ford?
Does it need thread sealant?
Where do specs and warranty details come from?
Questions & answers
No questions yet about this part. Ask about fitment, what's in the box or installation and we'll answer here.