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  |_ Dodge Truck->
    |_ Custom All Wheel Disc Brake Kits
    |_ Custom Billet Fuel Rails
    |_ Custom Billet Radiators
    |_ Custom Billet Valve Covers
    |_ Custom Deep Oil Pans
    |_ Custom Dodge Magnum Rockers->
      |_ Custom Adjustable Roller Rockers
      |_ Custom Stud Mount Roller Rockers
      |_ Our Famous Non Adjust Rockers
    |_ Custom Ground Affects Kit
    |_ Custom HEBB Magnum Girdle Kit
    |_ Custom Tuned Long Tube Headers
    |_ Stainless Braided Brake Lines
  |_ Dodge Viper
  |_ Gen 3 Hemi
  |_ Mopar A, B, E Body Bracing
  |_ Ringbrothers Custom Parts
Cylinder Head Porting->
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Customers

Robert S.

Robert S.

Great parts and service! Robert
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Derek B.

Derek B.

Great Personalized service. Derek
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David P.

David P.

Thanks for the brake lines !
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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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Toby W.

John, Thanks again so much. You're truly awesome.
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Bob F.

Bob F.

Plymouth 426 Hemi
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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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Shaine D.

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

Super guy to deal with! GREAT SERVICE!! GREAT PRICE!!
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David A.

David A.

Thanks for everything, David
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Ricky R.

Ricky R.

1937 Chevy Legends Race Car, Thanks for everything!
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Bruce P.

Bruce P.

John, you have been so prompt and helpful. Take care my friend and thanks again. I'll be back. Bruce
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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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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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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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Gary H.

Gary H.

John, Thanks a lot !
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Harold R.

John, Thanks for the great customer service! Harold
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Taylor M.

Taylor M.

Thanks a lot John !
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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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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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Pete L.

Pete L.

Mopar RB 440 Aluminum block with a Procharger. Makes 1600 HP!!
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Hannu O.

Hannu O.

thank you very much from Finland!
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Ricky J.

Thanks for all the info, you have been a great help and a credit to your company.
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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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Famous "No Adjust" Bolt On Magnum Roller Rockers

Outselling all other Roller Rockers for Dodge Magnum engines, We Teamed with Harland Sharp to develop this Custom Made roller rocker in 1998. Outstanding gains in performance, power, and dependability can be achieved with this Simple Bolt On rocker arm system. 

They can and have been used with camshaft swaps, valve spring upgrades and revised cylinder head packages. No RPM limits or restrictions are placed on these rockers as found with other style rocker arms requiring additional costs in guideplate, hardened pushrod and valve cover upgrades.

Made for 3.9L, 5.2L , 5.9L, 408 Stroker

Fits under stock valve covers

No beating baffles or drilling valve covers required

No guideplates required

No hardened pushrods required

No lash adjustments required




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