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DNJ Exhaust Valve 1997-2011 Ford, Land Rover, Mazda, Mercury 4.0L

DNJ Exhaust Valve 1997-2011 Ford, Land Rover, Mazda, Mercury 4.0L

Regular price $10.99 USD
Regular price $16.70 USD Sale price $10.99 USD
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Listed for: 1997–2011 Ford, Land Rover, Mazda and MercuryFitment notes & questions

DNJ Exhaust Valve, listed for 1997–2011 Land Rover, Ford, Mazda and Mercury with the 4.0L 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: 1997–2011 Land Rover, Ford, Mazda and Mercury
  • Engine: 4.0L
  • Engine code: VIN E 12V SOHC
  • Part number: EV428

Listed fitment

  • [1997-2011] FORD, LAND ROVER, MAZDA [Nitride Coated; 3 Groove; 40mm Head Dia., 7mm Stem Dia., 114.7mm O.A.L.] / V6 / 4.0L / 245 SOHC 12V

Good to know

  • Notes: Nitride Coated; 3 Groove; 40mm Head Dia., 7mm Stem Dia., 114.7mm 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.

View full details

DNJ engine valves for the Ford, Land Rover, Mazda and Mercury: what to know

Burned or bent valves cause misfires and low compression. Guides that wear let valves wobble and burn oil.

Fitment notes

  • Listed for: 1997–2011 Ford, Land Rover, Mazda and Mercury.
  • Model years: 1997–2011. Check your car's year falls inside this range.
  • 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? Send us your year, make, model, engine and trim and we'll check before you order.

Ask about fitment

What else to plan for

More for your car: Mercury Exhaust Valves · Ford Parts · All Intake Valves · Engine

Questions about Ford, Land Rover, Mazda and Mercury engine valves

Will this fit my Ford, Land Rover, Mazda and Mercury?
It is listed for the 1997–2011 Ford, Land Rover, 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.