DNJ
DNJ 1966 Chevrolet Biscayne 4.1L Intake Valve
DNJ 1966 Chevrolet Biscayne 4.1L Intake Valve
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$10.99 USD
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Listed for: Chevrolet Biscayne 4.1LFitment notes & questions
DNJ 1966 Chevrolet Biscayne 4.1L Intake Valve, listed for 1966 Chevrolet Biscayne with the 4.1L engine. Intake valves let the air and fuel mixture into the cylinder; exhaust valves let the burned gases out.
Quick facts
- Brand: DNJ
- Part type: Valve
- Listed for: 1966 Chevrolet Biscayne
- Engine: 4.1L
- Engine code: U/K 12V OHV
- Part number: IV3125B_2
Listed fitment
- [1963-1995] GM [Nitride Coated; 2 Groove; 43.8mm Head Dia.; 8.7mm Stem Dia.; 124.6mm O.A.L.] / L6, V8 / 4.1L, 4.8L, 5.7L, 6.6L / 250, 292, 350, 400 OHV 12V, 16V [(CHEVROLET)]
Good to know
- Notes: Nitride Coated; 2 Groove; 43.8mm Head Dia.; 8.7mm Stem Dia.; 124.6mm O.A.L.; Intake
- 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.

About this valve for the Chevrolet Biscayne 4.1L
Valves are usually replaced during a cylinder head rebuild, along with guides, seals and a valve job.
Fitment notes
- Listed for: Chevrolet Biscayne 4.1L.
- 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? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentParts that usually go with it
- Valve stem seals. Always new with new valves.
- Head gasket. The head comes off for this job.
More for your car: Chevrolet Intake Valves · Chevrolet Parts · All Intake Valves · Engine
Questions about Chevrolet Biscayne 4.1L engine valves
Will this fit my Chevrolet Biscayne 4.1L?
It is listed for the Chevrolet Biscayne 4.1L. 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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