Why Choose Us?

At Tesar Engineering we pride ourselves on continuing to maximize engine performance with a dedicated research and development program for our customers since 1966. If you want the best horse power out of your racing engine, then look no further! Our goal is to get you the best product within your budget. Our experience in machining techniques and parts knowledge has helped us satisfy our customer’s for over 50 years straight. We have proven our commitment to our customers with multiple championships in many divisions.

TESAR ENGINE SHOP is the answer to your high performance needs. If your current engine isn’t competitive we can assess your situation and get you a race ready, championship motor with reliability. We have a complete machine shop for all your specialty machine needs, from machining to dynoing, to a complete race engine.

Areas of Expertise:

  • Oval Asphalt Racing
    • NASCAR
    • ARCA
  • Oval Dirt Racing
    • WISSOTA, USRA, USMTS, IMCA, Lucas Oil
  • Road Racing
    • SVRA, TransAm
  • Marine Performance
  • Drag Racing
    • NHRA
  • Muscle Car & Classic Restoration
  • TESAR SEALED Super Late Model Engine
  • & MORE!

*We are also an Authorized Crate Engine Builder!

Fuel And Oil

We have Fuel and Oil on hand for sale! Call for pricing and availability

  • Sunoco fuels: Standard 110, Supreme 112, and HCR + 114. Sold by the barrel or bring your own cans/jugs we can fill
  • Klotz Oil: KE-903 Break in Oil, KE-935 5W30, KE-490 10W40, KE-955 15W50
  • Driven Oil: XP 1, XP 3, HR 10-30, HR 10-50, Break In