Hermon, Maine
Contact Us

Machine Shop for Precision Parts

At Thayer’s Automotive our full-service engine machine shop houses state of the art equipment to ensure each part and race engine we make will deliver maximum horsepower and speed. From custom engine builds to precision machining and dyno tuning, we have the expertise to get you to the finish line faster! Don’t settle for second place, trust us to give you the competitive edge you need to dominate the track. Along with our fabrication and performance engine building, we offer quality engine parts from Liberty Eagle. Contact us today and join our list of "Thayer Power Wins Again" portfolio with one of our competition engines!

New! We are excited to announce that our shop now features a state-of-the-art precision automotive cylinder honing machine. Our Rottler H85X Control is designed to detect lower bore interference before rotation and stroking begin at full power, ensuring no damage to the stones or holders. We're proud to be one of the only shops in the area equipped with this advanced technology!

Repair Shop Motors Motor Parts

All Done In-House by the Owner

  • Performance Engine Builds
  • Competition Valve Work
  • Valve & Seat Runout
  • Carburetors
  • Block Indexing
  • Cylinder & Line Honing
  • Crankshaft Balancing
  • Rod Sizing
  • Fabricated Parts
  • And More