(636) 949-2275 / (636)-734-5703 (cell)

stiegemeier porting & speed shop
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    • Services
      • All Services
      • Full Rebuild
      • Porting
      • Even Flo™ Injectors
      • Venom Cooler™
      • Constrictor Grip™
      • Snake Bite™
    • Pricing
    • Our Story
    • Media
      • Videos
      • Photos
    • Contact
    • Documents
      • Tuning Instructions
      • Venom Cooler Installation
      • Troubleshooting
      • Verado Superchargers
    • Warranty

(636) 949-2275 / (636)-734-5703 (cell)

stiegemeier porting & speed shop

Signed in as:

filler@godaddy.com

  • Home
  • Services
    • All Services
    • Full Rebuild
    • Porting
    • Even Flo™ Injectors
    • Venom Cooler™
    • Constrictor Grip™
    • Snake Bite™
  • Pricing
  • Our Story
  • Media
    • Videos
    • Photos
  • Contact
  • Documents
    • Tuning Instructions
    • Venom Cooler Installation
    • Troubleshooting
    • Verado Superchargers
  • Warranty

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A bright red vintage hot rod car performing a burnout at a race event.

Rebuild, Repair and Restore

Rebuild, Repair and RestoreRebuild, Repair and RestoreRebuild, Repair and Restore

See our services below!

Learn More

We repair and rebuild services for many makes:

Whipple, Eaton, and Mini Cooper, Mercury Verado, Mustang, Hellcat, GT500, Cobra, Terminator

Recent work

About Us

Stiegemeier Porting Services vintage Speed Shop.Founded 1941 in St. Charles, MO.Supercharger repair.

Our Story

Stiegemeier Supercharger Rebuilds: specializing in Eaton supercharger porting, with a history that dates back to 1941 when Bob's Grandfather started an automotive repair business on this property. Bob's father also worked as a mechanic at a local dealership. Today, 'Dyno Bob' proudly continues the family legacy as the third generation of 

Stiegemeier Supercharger Rebuilds: specializing in Eaton supercharger porting, with a history that dates back to 1941 when Bob's Grandfather started an automotive repair business on this property. Bob's father also worked as a mechanic at a local dealership. Today, 'Dyno Bob' proudly continues the family legacy as the third generation of car enthusiasts in the Stiegemeier Family, focusing on providing top-notch ported Eaton supercharger services.

Venom Cooler front drive modification.

Our Mission

At Stiegemeier Porting Services, we specialize in rebuilding, restoring, and refreshing superchargers, including the popular Eaton supercharger porting. From disassembly and thorough cleaning to replacing worn bearings and seals, and even porting Eaton superchargers for enhanced performance, we handle it all. Our expertise ensures that yo

At Stiegemeier Porting Services, we specialize in rebuilding, restoring, and refreshing superchargers, including the popular Eaton supercharger porting. From disassembly and thorough cleaning to replacing worn bearings and seals, and even porting Eaton superchargers for enhanced performance, we handle it all. Our expertise ensures that you receive a top-quality ported Eaton supercharger that meets your needs. Our mission is to provide high-quality service at a fair price with a quick turnaround time.

One our techs working on a Hellcat supercharger repair in our shop.

Our Team

Our Team

Our team consists of experienced car enthusiasts who are highly knowledgeable about the services we provide, including eaton supercharger porting. If you have questions about ported eaton supercharger options, we have answers. If your supercharger is making some noise or it’s not delivering the boost you’re accustomed to, especially with a stiegemeier supercharger, we can help!

Our Reviews Speak Volumes

Some of our recent supercharger work: Stiegemeier Photo Gallery

Mini Cooper supercharger restoration is one of our specialties.Mini Cooper supercharger rebuild.
Supercharger with our exclusive Stiegemeier Snake Bite package.
Supercharger with Stiegemeier Snake Bit kit, pulley modifications and lots of chrome.
Toyota TRD supercharger rebuilt by Stiegemeier.
Mini Cooper rebuild. Mini Coper restoration.
Mercury Verado supercharger rebuild.

Contact Us

If you are local to us and would like to drop off your Eaton supercharger for porting, please give us a call to arrange a time for your ported Eaton supercharger or Stiegemeier supercharger.

Stiegemeier Porting Services

2140 S. Old Hwy 94, St. Charles, Missouri 63303, United States

1-636-949-2275 / dynobob@stiegemeier.com

Hours

Open today

08:00 am – 04:00 pm

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