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Customers

Carl E.

Carl E.

Dodge SRT-10 Viper
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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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Shaine D.

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

Well John, your service is amazing if you want my opinion. Never had better from any company I've ordered from. Thanks, Kayden
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Bob F.

Bob F.

Plymouth 426 Hemi
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Derek B.

Derek B.

Great Personalized service. Derek
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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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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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Scot C.

Scot C.

Thanks for everything John. We will be doing business again. At Nationals 6.38 on a 6.54 dial in.
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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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Steve B.

Steve B.

Thanks for the help with my 426 stroker.
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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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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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Gary H.

Gary H.

John, Thanks a lot !
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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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Robert S.

Robert S.

426 Hemi Cuda
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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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Jim A.

Jim A.

Two year champion in modified tractor pulling classes named "Watch This Trick". Chrysler 426 Hemi. Thanks for the Great Service!
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Troy K.

Troy K.

Dodge Viper
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Kris L.

John, Sitting in the car with a big smile on my face. Thanks for the quality brand products and the great price. Cheers Kris
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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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Dan B.

Dan B.

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

Billy W.

Dakota R/T 408
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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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Tech Help



Product Image Item Name- Price
4:56 Ring and Pinion Info

4:56 Ring and Pinion Info

CHRYSLER PROBLEM: CHRYSLER: 9.25", 12 Bolt Cover, 4.56 and Higher. I bought 4.56 gears for my 1/2 ton pickup, but I cannot get the cross pin...
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Adjusting Valves

Adjusting Valves

How to Set Valves the Easy WayIt's a skill that every hot rodder should know by heart. It can also be one of the more confusing aspects of engine...
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Adjusting Valves with Perma-Locks

Adjusting Valves with Perma-Locks

Adjusting Valves with Perma-Locks When adjusting valves with perma-lock adjusters, after reaching desired valve lash, loosen adjuster 1/4 turn,...
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Adjusting Valves with Stud Girdles

Adjusting Valves with Stud Girdles

Valves with Stud Girdles When adjusting valves with stud girdles, after tightening stud girdles you must recheck valve lash.
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Aluminum Connecting Rods for the Street

Aluminum Connecting Rods for the Street

Urban legends abound in the gearhead community. One is: aluminum connecting rods don't work in street engines. Prior to the mid-'70s, that might have...
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Choosing Torque Converters

Choosing Torque Converters

For most people, selecting the right torque converter remains a mystery. Unless you have years of experience in the field, it is near impossible to...
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Cometic Head Gasket Tech

Cometic Head Gasket Tech

Can MLS head gaskets be used with motors setup with o-rings or receiver grooves around the cylinder bores? No. MLS head gaskets require smooth, flat...
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Coolant System

Coolant System

COOLANT: The cooling system is one of the most important elements in vehicle operation, yet is not given the attention that other automotive systems...
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Diagnosing a Clogged or Partially Restricted Exhaust

Diagnosing a Clogged or Partially Restricted Exhaust

Diagnosing a Clogged or Partially Restricted Exhaust This involves drilling a small hole {typically 1/8-inch o.d. maximum} in the exhaust pipe ahead...
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Diagnosing for Leaking Cylinder Head Gaskets

Diagnosing for Leaking Cylinder Head Gaskets

Diagnosing for Leaking Cylinder Head Gaskets Just a few quick tips: Aside from unusually high coolant temperature {this condition can be one of...
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