DNJ
DNJ Master Engine Rebuild Kit 1987-1992 Chevrolet, GMC, Oldsmobile 4.3L
DNJ Master Engine Rebuild Kit 1987-1992 Chevrolet, GMC, Oldsmobile 4.3L
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- Free fitment check before you order
Listed for: 1987–1992 Chevrolet, GMC and OldsmobileFitment notes & questions
Master Engine Rebuild Kit from DNJ, listed for 1987–1992 Chevrolet, GMC and Oldsmobile with the 4.3L engine. A rebuild kit bundles the parts needed to refresh an engine: typically gaskets, bearings, rings and often pistons or a timing set.
Quick facts
- Brand: DNJ
- Part type: Engine rebuild kit
- Listed for: 1987–1992 Chevrolet, GMC and Oldsmobile
- Engine: 4.3L
- Engine code: w/ Oil Pump & Timing Belt Or Timing Kit If Applicable, w/ .080" Dish Pistons, Master Kit, Engines w/o Balance Shaft, w/o "T" On Engine Block.
- Part number: EK3126M
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.

DNJ engine rebuild kit for the Chevrolet, GMC and Oldsmobile: what to know
Buying the kit keeps the parts matched to each other and to your engine, and is usually cheaper than buying piece by piece.
Fitment notes
- Listed for: 1987–1992 Chevrolet, GMC and Oldsmobile.
- Model years: 1987–1992. Parts can change mid-generation, so match the exact year.
- 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? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentWhat else to plan for
- 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.
More for your car: GMC Parts · Chevrolet Parts · Engine