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JMS Racing Engines

4.4

About this business

We don't crate, we create. 

Location details

5450 Peck Rd, El Monte, CA, 91732, United States

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WeekdayScheduleStatus
Mon9:00 a.m. to 5:00 p.m.
Tue9:00 a.m. to 5:00 p.m.
Wed9:00 a.m. to 5:00 p.m.
Thu9:00 a.m. to 5:00 p.m.
Fri9:00 a.m. to 5:00 p.m.
SatClosed
SunClosed
4.461 reviews
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Louis Mefferd's profile image
Louis Mefferd 
recommend  Recommended
4 years ago

Got back to the Drag strip before the Shut down and Ran a best ET of 6.38 @ 107 mph. Thanks for the good work. 

Drew Mobley's profile image
Drew Mobley 
5 years ago

Had Mike and Jms do simple rebore and hone on a vintage Ducati cylinder for me, which required specific clearance requirements. Great job! Thank you. 

Donna Mossinger Smith's profile image
Donna Mossinger Smith 
5 years ago

They don't stand behind their work and will outright lie that they even tried to resolve the problem. I would never do business with them again. $5,000 down the drain... 

Victor Huang's profile image
Victor Huang 
recommend  Recommended
6 years ago

professional engine builder 

Gary Freel's profile image
Gary Freel 
7 years ago

Great Buisness,great track record with years of experience! 

Damon Despare's profile image
Damon Despare 
7 years ago

I had the misfortune of having my engine rebuilt at JMS Racing Engines, NOT my choice, via Flat-Line Customs owner Michael Montana who is equally horrible at what he does. Mike Montana destroyed my stock 4.2 engine that was in my CJ7 Jeep when he failed to properly install some simple parts. Denying any wrong doing, he sent my engine out to JMS for a rebuild & proceeded to charge me. JMS rebuilt a block that should've never been rebuilt! What I received back was a horribly r...Continue Reading 

Chris Marin's profile image
Chris Marin 
8 years ago

They are currently working on my stage 2 Buick V6 motor and a mild 3.8 motor . They have done all my grand national motors and the only ones I would trust with the machine work and assembly . 

Fidel Acosta's profile image
Fidel Acosta 
9 years ago

JMS Racing built my 347 stroker for my 1966 Mustang Fastback, I am so glad I went with Mike and his crew. Great work JMS!!! 

Daniel Bigshow Lopez's profile image
Daniel Bigshow Lopez 
9 years ago

Great work and great prices fast turn around and mike the owner is very helpful great customer support and service! 

Frequently asked questions about JMS Racing Engines

How is JMS Racing Engines rated?

JMS Racing Engines has a 4.4 star rating with 61 reviews. 

When is JMS Racing Engines open?

JMS Racing Engines is closed now. It will open tomorrow at 9:00 a.m. 

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