
WE REBUILD ENGINES RIGHT. THE FIRST TIME.
Get a Free QuoteMJM Engines in Escondido, CA runs a full in-house machine shop — no outsourcing, no shortcuts. Certified technicians, warranty-backed work.
Escondido, CA · Mon–Fri 8am–5pm
Let's Talk About Your Engine
GET A FREE ENGINE QUOTE
Tell us what you drive and what your engine needs. We'll review your details and get back to you with a straight answer.
CALL (760) 745-4104What We Do
PRECISION ENGINE SERVICES

ENGINE REBUILDS & REMANUFACTURING
Complete teardown, precision inspection, in-house machining, and reassembly to OEM specs — kind-for-kind replacement parts, no upgrades. Carry-out engine work also welcome.
Explore Engine Rebuilds
MACHINE SHOP SERVICES
Cylinder boring & honing, crankshaft grinding, surface decking, and valve seat cutting — all performed in our fully equipped in-house machine shop. No waiting on outside vendors.
Explore Machine Shop ServicesWhy Choose Us
THE MJM DIFFERENCE
EVERYTHING IN-HOUSE
Our machine shop means faster turnaround and tighter quality control — every step happens under our roof.
WARRANTY YOU CAN COUNT ON
Every rebuild leaves with a written warranty covering parts and labor. We stand behind our work.
CERTIFIED TECHNICIANS
Our team holds ASE certifications and brings decades of hands-on engine experience to every job.
How It Works
OUR PROCESS
DROP OFF & DIAGNOSIS
We assess your engine and document every issue.
FULL TEARDOWN & INSPECTION
Complete disassembly and precision measurement.
MACHINE WORK & REBUILD
In-house machining, new parts, expert assembly.
QUALITY CHECK & WARRANTY
Final inspection, test, and written warranty issued.
READY TO GET YOUR ENGINE RUNNING RIGHT?
Call us today — we'll talk through your engine and get you a straight answer.
(760) 745-4104