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Striker Viper heads Return
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Tech Help
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Valvetrain Components->
  |_ Guideplates->
  |_ Retainers->
  |_ Rev Kits->
  |_ Rocker Arms->
  |_ Seals->
  |_ Stud Girdle Kits->
  |_ Valve Covers->
  |_ Valve Springs->
    |_ Brodix Valve Springs
    |_ Comp Cams Springs
    |_ Crane Cams Springs
    |_ Crower Springs
    |_ Dart Valve Springs
    |_ Edelbrock Springs
    |_ Eibach Springs
    |_ Ferrea Valve Springs
    |_ Ford Racing Valve Springs
    |_ GM Performance Valve Springs
    |_ Isky Springs
    |_ K-Motion Valve Springs
    |_ Lunati Valve Springs
    |_ Manley Valve Springs
    |_ Mopar Performance Valve Springs
    |_ Pioneer Valve Springs
    |_ Sealed Power Springs
    |_ World Valve Springs
  |_ Valves->
Viper
Water Pumps->
Wheels->
Wideband Monitoring Systems->
Wiring harness and Accessories->

Customers

Derek B.

Derek B.

Great Personalized service. Derek
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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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Josh F.

I've bought parts and dealt with vendors in my job every day for the last 15 years. I have never dealt with a vendor as helpful and punctual as you...
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Brian C.

Brian C.

I have never had any problems with John on any transaction. One of the few vendors I have never had a single problem with. Including paying overnight...
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Phil S.

Phil S.

Great job creating this Dakota R/T Ground Affects Kit. Phil
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Brian A.

Brian A.

The 408 engine runs strong, put on dyno 405hp with 415tq N/A not shabby.. also was on 22" wheels with those numbers est. 500-525 @ crank. Thanks so...
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Taylor M.

Taylor M.

Thanks a lot John !
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Bob F.

Bob F.

Plymouth 426 Hemi
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Jim W.

Jim W.

Thanks for the fast parts service and Great cylinder head porting! Jim
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Toby W.

John, Thanks again so much. You're truly awesome.
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Matt G.

I just want to say thanks for all that you have done for me, because over the weekend I was the fastest R/T out there with no power-adders and still...
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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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Steve B.

Steve B.

Thanks for the help with my 426 stroker.
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Felix C.

How awesome is this! This superb service is exactly on point w/what everyone have raved about. Thank you, Felix
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Ian A.

Ian A.

I wanted to thank you for all your help and support, for being so patient and for being a good, honest person and especially so professional....
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Harold R.

John, Thanks for the great customer service! Harold
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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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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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Don S.

John, I can't emphasize this enough, but without the help you're getting me I could not have afforded my dream engine! I literally have cringed when...
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David A.

David A.

Thanks for everything, David
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Ricky H.

Ricky H.

Thanks for everything John. The headers are great !
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David P.

David P.

Thanks for the brake lines !
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Tom R.

John--the 408 engine you built for me is outstanding. Feel free to give him my cell number and I'll happily give you a strong reference. Thank you...
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Colton H.

Colton H.

"Johns the man, bought a 410 package from him years ago after I got back from overseas. The caveat I gave John was that it had to pass Californian...
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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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Mopar Performance Valve Springs

Mopar Performance valve springs are made from stronger steel than OEM and are intended for general performance use. They're available for many applications in single and dual versions.



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