DNJ
DNJ Exhaust Valve 1990-2000 Ford, Mazda 4.0L
DNJ Exhaust Valve 1990-2000 Ford, Mazda 4.0L
Regular price
$8.99 USD
Regular price
$13.37 USD
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$8.99 USD
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- Free fitment check before you order
Listed for: 1990–2000 Ford and MazdaFitment notes & questions
DNJ Exhaust Valve, listed for 1990–2000 Ford and Mazda with the 4.0L engine. Burned or bent valves cause misfires and low compression. Guides that wear let valves wobble and burn oil.
Quick facts
- Brand: DNJ
- Part type: Valve
- Listed for: 1990–2000 Ford and Mazda
- Engine: 4.0L
- Engine code: VIN X 12V OHV
- Part number: EV422
Listed fitment
- [1990-2000] FORD, MAZDA [Nitride Coated; 3 Groove; 34.5mm Head Dia., 8mm Stem Dia., 104.1mm O.A.L.] / V6 / 4.0L / 245 OHV 12V
Good to know
- Notes: Nitride Coated; 3 Groove; 34.5mm Head Dia., 8mm Stem Dia., 104.1mm O.A.L.; Exhaust
- 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: Have the valve seats cut or lapped so the new valves seal fully.
Before you order: Ford and Mazda valve fitment
Intake valves let the air and fuel mixture into the cylinder; exhaust valves let the burned gases out.
Fitment notes
- Listed for: 1990–2000 Ford and Mazda.
- Model years: 1990–2000. If your year sits at the edge of the range, check the details above.
- 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? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentPlan the whole job
- Valve stem seals. Always new with new valves.
- Head gasket. The head comes off for this job.
More for your car: Mazda Exhaust Valves · Ford Parts · All Intake Valves · Engine
Questions about Ford and Mazda engine valves
Will this fit my Ford and Mazda?
It is listed for the 1990–2000 Ford and Mazda. Check your year, model, engine and trim against the title and details above. If anything is different, contact us and we will confirm fitment before you order.
How do I know a valve is bad?
A compression or leak-down test shows whether a cylinder is losing pressure past a valve.
Where do specs and warranty details come from?
From DNJ. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
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