San Diego's Trusted Engine Re-Manufacturing and Machine Shop Specialists

North County 760-745-4104 N. County Inland 858-888-7430 South County 619-915-6182 Temecula 951-900-4760

Engine Rebuilding Service

Quality Engine Rebuilding
Foreign & Domestics Diesel & Racing Engines

Rebuilt Engines are our specialty! MJM Engines Rebuilders are dedicated to providing you with the finest quality rebuilt engines.

Our engine parts and services are offered at the most competitive price. Coupled with outstanding customer service and technical engine expertise, we believe you will find a Precision rebuilt engine to be the best value package on the market. From stock replacement to high performance, from 10 cylinder gas to lite diesel, from main bearings to master overhaul kits – MJM Engines offers a broad range of engine products and services

The major benefits from a rebuilt or remanufactured engine are 5-10% better fuel economy and reduced emissions! Gas prices will only increase, so being a smart consumer will be more important than ever. Bring back NEW CAR power to your ride.

MJM Engines believes in quality. Every engine we build begins with thorough cleaning, inspection and machining of all re-manufacturable castings. All cast iron components are magnaflux to guarantee integrity. Engine blocks are precision bored, decked and honed to the specified RMS. Crankshafts are ground and polished to an 8-12 RMS finish. Valve seats are precision cut to three angles, and heads are resurfaced and vacuum tested.

Nothing is left to chance. Our quality machining process would be wasted if we didn't also use the finest engine parts available. Only parts from proven quality brands such as Fel-Pro, Sealed Power, Federal Mogul, Dynagear, Clevite, Top Line and Melling go into our engines. ts are precision cut to three angles, and heads are resurfaced and vacuum tested.