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A A "NEW" Mopar SB Cylinder Head
A Chrysler 426 and 440 Blocks
A Mopar News
A New Mopar B/RB Windage Tray
A New Trick Flow Mopar Head
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Tech Help
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  |_ FAST Transmission Controllers
  |_ QickTime Bellhousings
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    |_ B&M Torque Converters
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    |_ Transmission Specialties
    |_ Turbo Action Torque Converters
  |_ Transmissions->
Tuning and Controllers->
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Viper
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Customers

Ricky H.

Ricky H.

Thanks for everything John. The headers are great !
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Clay B.

Clay B.

Thanks for everything !
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Matt C.

Thanks again John, someone who’s willing to help and not just sell parts. So, looks like you’ll be listed on my referrals. Keep in touch. Thanks...
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Brian R.

John!! Got my Viper back together, dyno tuned. Super happy with the results of your work!! Gained 112 RWHP and 107RWTQ!!!!! More at the crank. Sounds...
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Daryl S.

Your 408 runs like a dream. I think we are well over the 400hp side, a new 300hp mustang could not overcome, it is a beast. I am very happy with the...
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Bill S.

Bill S.

Thanks John, 426 Hemi stroker 588 https://www.youtube.com/watch?v=1dJdt0ZFzjU
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James G.

James G.

5.80 in 1/4 mile @ 244 mph & 3.76 @ 197 in the 1/8 mile
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Henry T.

Henry T.

HEY! Everything is installed and car runs AWESOME! Thanks for everything, Thanks again. Henry 2000 Dodge Viper R/T 10
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Darren B.

Darren B.

John, Thanks mate! The 440/533 stroker ran a 5.71 @ 122 mph on the eighth mile first time out with it's previous best 6.30 @ 108 mph ! Cheers
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Dan B.

Dan B.

Dakota R/T 408, Thanks for everything! Dan https://www.youtube.com/watch?v=wZekmXKYXA4
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Mitch C.

Awesome work! Glad I went with you guys! Anyone I know of that wants to build I'll send your way! Thanks John! Your the man!! Mitch
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Bob F.

Bob F.

Plymouth 426 Hemi
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Benny C.

Benny C.

Thanks for the Great Mopar Service !
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Maurice

Maurice

Maurice 73 Dodge Dart
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Ken L.

John, Thanks for all your help. I wish I had known about you before I ordered the rest of my stuff! Thanks, Ken
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Steve F.

Thank You for all your help and hookups with the parts - sounds like a lot of people appreciate it, I'm one of those people. - Steve
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David A.

David A.

Thanks for everything, David
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Barbara H.

John, Thanks again for making Colton's dream come true! The truck is in the body shop, the cowl hood arrived and the new 408 engine you built is...
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Mike M.

John's very honest, something that's hard to find these days. This means he'll tell you the truth and you may not want to hear it. LOL. The best...
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Robert S.

Robert S.

426 Hemi Cuda
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Shaine D.

Wow! Thank you for that quick and informative response. Must be why you are always recommended. Shaine
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Jason B.

Thanks John.. you have been awesome to work with and I am REALLY looking forward to driving my SRT-10 again :) Jason
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Kyle M.

Kyle M.

John, I am very pleased with the brake conversion. The kit was very easy to install and I didn't have any problems and look very good as...
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Billy W.

Billy W.

Dakota R/T 408
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Robert M.

John, Thank you for all you have done, From your previous email responses, you seem to be old school, a man of his word. Thanks again John for...
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JW Transmissions and Converters

J. W. Performance Transmissions, Inc. began it's operation in 1976 with one goal in mind: To provide the highest quality product and customer service in the business. Our goal has not changed and we continue to offer our customers the highest quality product with the best customer service.

Located in Rockledge Florida, J.W.'s 40,000 square foot operation has steadily expanded with product innovations such as "The Wheel", "Ultra-Bell", and the "Ultra-Case". J.W.'s founder John Winters Sr. continues to improve the company with his product development and testing of new products. This development shows in every highly engineered J.W. product. The second generation of this family owned and operated company, which is continuing with the same spirit and goals that John Winters Sr. started the company with in 1976, will lead this company into the future. With our small company values, combined with our leading technology, you get the best product available while receiving personal attention




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