DNJ
DNJ Master Engine Rebuild Kit 1987-1993 Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac 5.0L
DNJ Master Engine Rebuild Kit 1987-1993 Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac 5.0L
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- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
Listed for: 1987–1993 Buick, Cadillac, Chevrolet, Oldsmobile and PontiacFitment notes & questions
Master Engine Rebuild Kit by DNJ for 1987–1993 Buick, Cadillac, Chevrolet, Oldsmobile and Pontiac with the 5.0L engine. A rebuild is a chance to measure everything. A machine shop can tell you which sizes the crank and bores need.
Quick facts
- Brand: DNJ
- Part type: Engine rebuild kit
- Listed for: 1987–1993 Buick, Cadillac, Chevrolet, Oldsmobile and Pontiac
- Engine: 5.0L
- Engine code: w/ Oil Pump & Timing Belt Or Timing Kit If Applicable, Master Kit, w/ Dish Pistons w/ 5/8 Inlet w/ Roller Cam.
- Part number: EK3109M
Specifications
- Includes: Piston Set, Piston Ring Set, Main Bearings Set, Rod Bearings Set, Head Gasket Set, Lower Gasket Set, Freeze Plug Set (Brass), Cam Bearings, Timing Chain Kit, Oil Pump.
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 block and crank measured before you order bearing and piston sizes.

Before you order: Buick, Cadillac, Chevrolet, Oldsmobile and Pontiac engine rebuild kit fitment
A rebuild kit bundles the parts needed to refresh an engine: typically gaskets, bearings, rings and often pistons or a timing set.
Fitment notes
- Listed for: 1987–1993 Buick, Cadillac, Chevrolet, Oldsmobile and Pontiac.
- Model years: 1987–1993. 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
- Machine work. Bores and crank journals often need machining before new parts.
- Oil pump. A new pump is cheap insurance in a rebuild.
- Timing parts. Refresh the timing set while it is apart.
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