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Tech Help
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Valvetrain Components->
  |_ Guideplates->
  |_ Retainers->
  |_ Rev Kits->
  |_ Rocker Arms->
  |_ Seals->
    |_ Comp Cams Valve Stem Seals
    |_ Crane Valve Stem Seals
    |_ Crower Valve Seals
    |_ Edelbrock Valve Stem Seals
    |_ Fel Pro Valve Seals
    |_ Ford Racing seals
    |_ Manley Valve Stem Seals
    |_ Mopar Performance Valve Seals
    |_ Perfect Circle Seals
    |_ Pioneer Seals
    |_ Sealed Power Stem Seals
    |_ Victor Reinz Seals
    |_ World Valve Stem Seals
  |_ Stud Girdle Kits->
  |_ Valve Covers->
  |_ Valve Springs->
  |_ Valves->
Viper
Water Pumps->
Wheels->
Wideband Monitoring Systems->
Wiring harness and Accessories->

Customers

Taylor M.

Taylor M.

Thanks a lot John !
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Phil S.

Phil S.

Great job creating this Dakota R/T Ground Affects Kit. Phil
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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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Bob F.

Bob F.

Plymouth 426 Hemi
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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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Darren B.

Darren B.

John,Racing flat out on the 440/533 engine over 1 season & 65 passes at 8.97@150mph 1.27 60' getting great results!!Engine is GREAT!Thanks mate!
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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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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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Ricky R.

Ricky R.

1937 Chevy Legends Race Car, Thanks for everything!
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Toby W.

John, Thanks again so much. You're truly awesome.
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Ricky H.

Ricky H.

Thanks for everything John. The headers are great !
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Troy K.

Troy K.

Dodge Viper
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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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Gary H.

Gary H.

John, Thanks a lot !
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Maurice

Maurice

Maurice 73 Dodge Dart
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Michael W.

Michael W.

After getting all the compatible stuff shes a beast! Michael
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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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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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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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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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Dan B.

Dan B.

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

Dan F.

John, The truck is not done but i drive it daily and it runs good now. Eventually id like to do the rear brakes! Thanks
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Jim W.

Jim W.

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

Billy W.

Dakota R/T 408
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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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Mopar Performance Stem Seals

Mopar Performance valve seals are manufactured from high-temperature Viton material. They come in a full or semi-umbrella shape for best dual-purpose use, and help prevent oil seepage down the valve guides.



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