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WELCOME TO HAAG PERFORMANCE

Mazda Rotary Engine Specialists

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We are your preferred Spec MX-5 Race Shop.

With two SMX builds we are ready to compete! We look forward to the Spec MX-5 Challenge Series 2025!

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Meet Mike Haag

The Pro With A Big Heart

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Following a long and successful tenure as Rebello Racing’s chief Spec Miata engine builder, mechanic Mike Haag has stepped out on his own. Mike is a 3rd generation Mazda engine builder and has been involved in racing with Mazda since 1974. Mike has produced many championship teams in these categories:


  • GT2

  • GT3

  • ITE

  • ITA

  • ITS

  • ITX

  • Pro 7 

  • E Production

  • Spec Miata

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He also has a special interest in drag racing and is currently cooking up something new in the shop. 

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Services available:

Build and Repair Rotary engines

Build and Repair Miata engines

Mazda Transmissions

Mazda Rear Ends

Chassis Dyno available (by appointment only)

Wide collection of Mazda parts available.

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If you are looking for Mazda-related engine, transmission or differential work, give Mike a call for a quote.  Having been in the business for more than 35 years, he has the experience needed to achieve your goals be it successful weekend warrior or a National Championship.

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Shop Hours

Monday - Thursday: 8:00am - 3:30pm 
Closed Friday, Saturday & Sunday

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