DNJ
DNJ Exhaust Valve 1989-1994 Ford, Mazda, Mercury 2.3L
DNJ Exhaust Valve 1989-1994 Ford, Mazda, Mercury 2.3L
Regular price
$8.99 USD
Regular price
$13.29 USD
Sale price
$8.99 USD
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- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
Listed for: 1989–1994 Ford, Mazda and MercuryFitment notes & questions
Exhaust Valve from DNJ, listed for 1989–1994 Ford, Mazda and Mercury with the 2.3L engine. Valves are usually replaced during a cylinder head rebuild, along with guides, seals and a valve job.
Quick facts
- Brand: DNJ
- Part type: Valve
- Listed for: 1989–1994 Ford, Mazda and Mercury
- Engine: 2.3L
- Engine code: 8V SOHC
- Part number: EV447
Listed fitment
- [1989-1994] FORD, MAZDA [Nitride Coated; 4 Groove; 38.2mm Head Dia., 8.7mm Stem Dia., 121.8mm O.A.L.] / L4 / 2.3L / 140 OHV, SOHC 8V [(HSC)]
Good to know
- Notes: Nitride Coated; 4 Groove; 38.2mm Head Dia., 8.7mm Stem Dia., 121.8mm 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, Mazda and Mercury valve fitment
Intake valves let the air and fuel mixture into the cylinder; exhaust valves let the burned gases out.
Fitment notes
- Listed for: 1989–1994 Ford, Mazda and Mercury.
- Model years: 1989–1994. Check your car's year falls inside this range.
- 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? Send us your year, make, model, engine and trim and we'll check before you order.
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: Mercury Exhaust Valves · Ford Parts · All Intake Valves · Engine
Questions about Ford, Mazda and Mercury engine valves
Will this fit my Ford, Mazda and Mercury?
It is listed for the 1989–1994 Ford, Mazda and Mercury. 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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