• DNJ 1981 Chevrolet C20 Suburban 7.4L Exhaust Valve
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DNJ 1981 Chevrolet C20 Suburban 7.4L Exhaust Valve

DNJ 1981 Chevrolet C20 Suburban 7.4L Exhaust Valve

Part number: EV3111_18

$15.99 USD
$15.99 USD
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Listed for: Chevrolet C20 SuburbanFitment notes & questions

1981 Chevrolet C20 Suburban 7.4L Exhaust Valve by DNJ for 1981 Chevrolet C20 Suburban with the 7.4L 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: 1981 Chevrolet C20 Suburban
  • Engine: 7.4L
  • Engine code: VIN S 16V OHV
  • Part number: EV3111_18

Listed fitment

  • [1980-2000] GM [Nitride Coated; 1 Groove; 43.7mm Head Dia., 9.4mm Stem Dia., 136mm O.A.L.] / V8 / 7.4L / 454 OHV 16V

Good to know

  • Notes: Nitride Coated; 1 Groove; 43.7mm Head Dia., 9.4mm Stem Dia., 136mm O.A.L.; Exhaust, [1.720" Head Dia]
  • 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

Before you order: Chevrolet C20 Suburban valve fitment

Intake valves let the air and fuel mixture into the cylinder; exhaust valves let the burned gases out.

Fitment notes

  • Listed for: Chevrolet C20 Suburban.
  • 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.

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Plan the whole job

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

Questions about Chevrolet C20 Suburban engine valves

Will this fit my Chevrolet C20 Suburban?
It is listed for the Chevrolet C20 Suburban. 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.

Questions & answers

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