Professional Engine & Motorsport Services

Mountune's proud heritage stems from a superb record of success throughout the world of motorsports for over 40 years.

Every lesson learned over that period, every race won, every design, every high-performance engine delivered, and every component, contributes to that reputation.

Yet Mountune has never rested on past achievements and is always looking forward to exploring new frontiers of motorsport engine development.

Mountune Facility Capabilities

Our 20,000 sq ft complex is strategically located in Southern California less than 15 miles from LAX and the Port of Long Beach.

In-house resources include a Rottler H85A CNC automatic vertical honing machine and F69A programmable automatic machining center, a fully enclosed SuperFlow SF-902S engine dyno cell, and a state-of-the-art engine build shop.

Mountune’s decades of experience in race engine development and engineering can bring improved performance and reliability to your racing program.


  • Ford Duratec
  • Ford Ecoboost
  • Ford Pre-Crossflow
  • Cosworth
  • Datsun
  • Porsche
  • Honda K-Series
  • Lotus Twin Cam
  • Lotus/Toyota
  • Ford Crossflow
  • BMW

Engine Testing & Data Acquisition

In order to ensure each engine meets our performance and reliability standards, we track and compile data with our Superflow SF-902S Engine Dyno.

Our SuperFlow SF-902S Engine Dyno features:

  • 15,000 RPM; 1,500 HP; 1,200 lb-ft torque
  • 3,000 gallon closed-circuit water supply
  • 27,000 CFM cooling fan and heat exchanger for water supply to allow for extended durability testing
  • Pressurized cooling tower for engine coolant
  • Electronic throttle actuator enables programmed test profiles and lap simulation
  • Programmable lap simulation profiles for throttle/RPM closed loop target control
  • Programmable limites (engine RPM, torque, temperatures, pressures, lambda, etc.) for soft/hard test abort sequences.

Complete Engine Machining

Mountune USA engine development services are the benchmark for high-performance and motorsport applications. Our full range of services can help you spend more time on the track with reliable maximum power. Precision machining and assembly ensure you have unmatched reliability, efficiency, and performance.

We believe the foundation of any engine starts with the quality of machining. Our in house machining center features the latest equipment operated by experts. Including a Rottler H85A CNC Vertical Honing Machine and Rottler F69A - Programmable Automatic Machining Center.

Machining Services

Classic Engine Restoration

Our team of experienced engineers specializes in classic racing engines, including legendary Cosworth and Lotus engines along with many other significant marques.

We possess an in-depth understanding of their intricacies, ensuring that every restoration project is executed to perfection.

Restoration Services

At Mountune USA, our passion is optimizing performance and we spend each day pushing the boundaries to improve on our performance products and motorsport engines. 

We've had the fortune of developing close relationships with a number of clients and motorsport teams to enable their performance programs and meet their engine development needs.

Whether you need to develop a new performance part or you need engines assembled and tested, our Professional Motorsport Services are here to help.

Motorsport Services

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Mountune’s decades of experience in race engine development and engineering can bring improved performance and reliability to your racing program.

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