DNJ
DNJ Exhaust / Intake Valve Kit 1987-1995 Buick, Chevrolet, Oldsmobile, Pontiac 2.3L
DNJ Exhaust / Intake Valve Kit 1987-1995 Buick, Chevrolet, Oldsmobile, Pontiac 2.3L
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- Tracking emailed when it ships
- Free fitment check before you order
Listed for: 1987–1995 Buick, Chevrolet, Oldsmobile and PontiacFitment notes & questions
DNJ Exhaust / Intake Valve Kit, listed for 1987–1995 Buick, Chevrolet, Oldsmobile and Pontiac with the 2.3L 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: 1987–1995 Buick, Chevrolet, Oldsmobile and Pontiac
- Engine: 2.3L
- Engine code: Nitride Coated, 1 Groove, 31.4mm Head Dia., 6.97mm Stem Dia., 109.4mm O.A.L., Exhaust, w/ 2nd Design & Head DIA 31.5mm, 36.5mm Head Dia., 6.98mm Stem Dia., 109.7mm O.A.L., Intake, w/ 2nd Design & Head DIA 36.6mm.
- Part number: VK163132
Specifications
- Includes: Exhaust Valve x8 Intake Valve x8.
Listed fitment
- [1987-1995] GM / L4 / 2.3L / 138 DOHC 16V [(QUAD 4)]
Good to know
- 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: Buick, Chevrolet, Oldsmobile and Pontiac valve fitment
Intake valves let the air and fuel mixture into the cylinder; exhaust valves let the burned gases out.
Fitment notes
- Listed for: 1987–1995 Buick, Chevrolet, Oldsmobile and Pontiac.
- Model years: 1987–1995. Parts can change mid-generation, so match the exact year.
- 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.
Ask about fitmentPlan the whole job
- Valve stem seals. Always new with new valves.
- Head gasket. The head comes off for this job.
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