Motor Machine & Supply is a well-established, family-owned machine shop in San Diego County, operating since the 1960s. Known for its professionalism and quality work, it offers motor rebuilds and motor-related parts with a warranty. Customers appreciate their thorough and inexpensive services, especially for valve jobs and motor rebuilds. The staff, including Polo, is responsive, fair, and reliable. Many clients trust Motor Machine for consistent, high-quality results and plan to do business with them again.
Polo is a pro! They have done numerous engines for me and my friends and they are all still going, trouble-free, years and years later. Very reasonable pricing, great warranty, and very professional!
January 2026
I’ve been coming here since they where teaching me auto repair and polo never let us down and will keep coming here Thank you polo and the motor machine team for always doing a good job
December 2025
94 civic ex had blown heads, got it surfaced and cleaned for 100$ now the car runs flawlessly, starts everytime unlike 40-60% of the time before.
