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Authentic Automotive, LLC.
  Auto Repair & High Performance

Since 1988 we have been performing mechanical repairs and modifications on early and late model vehicles. We service any make or model of car, truck or commercial vehicle.

Services range from oil changes to major drive line replacement and modifications from mild to wild! We use a state of the art Snap-On Computerized Diagnostics Trouble Shooting Scanner.


  • Complete auto/truck service
  • Minor repairs to major rebuilds
  • Air Conditioning Service
  • Towing/flatbed service available
  • Free estimates
  • Honest, dependable service
  The cars and engines shown below have been custom built and installed by Authentic Automotive.
1990 Mustang LX 5.0
1990 Mustang LX 5.0
306 Cubic Inch SBF
6:71 polished roots-type blower
Owner: John Miller



1967 Shelby GT500
1967 Shelby GT500
Street - Strip
Owner: Authentic Automotive
383 C.I. Cleveland installed into 1970 Mustang Boss 302 owned by Jeff Freiheit
1970 Mustang Boss 302
383 C.I. 6-71 blown Cleveland
Owner: Jeff Freiheit
572 C.I. Chevrolet crate engine fabricated and custom installed into 1956 Chevrolet Belair owned by Gus Amann
1956 Chevrolet Belair
572 C.I. Chevrolet crate engine
fabricated & custom built
Owner: Gus Amann
Vintage 1969 426 Hemi
1968 Dodge Charger
Vintage 1969 426 Hemi
bored & stroked to 480 C.I.
installed with Torqueflite transmission
and Gear Vendors overdrive.
Owner: Joe Gervasio
Authentic Automotive... Where FAST is FUN!
  We accept: cash, personal checks
MasterCard VISA® DISCOVER® American Express

Open Monday thru Thursday 8:00 a.m.- 5:00 p.m.
Friday 8:00 a.m.- 4:30 p.m.
Saturday by appointment.
Closed Sundays.

27th Anniversary
Authentic Automotive, LLC.
4969 S. Packard Ave.
Cudahy, WI 53110
Service: (414) 483-8850
Fax: (414) 483-8914
Copyright ©2005-2009. All Rights Reserved.
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