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Customers

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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Clay B.

Clay B.

Thanks for everything !
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Benny C.

Benny C.

Thanks for the Great Mopar Service !
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Jared B.

John, You Rock! Thanks again for the great deals and speedy service. Really appreciate it. Jared Dakota R/T
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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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Dan B.

Dan B.

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

Robert S.

426 Hemi Cuda
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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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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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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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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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Michael W.

Michael W.

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

Derek B.

Great Personalized service. Derek
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Billy W.

Billy W.

Dakota R/T 408
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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 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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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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Robert S.

Robert S.

Great parts and service! Robert
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Steve B.

Steve B.

Thanks for the help with my 426 stroker.
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Ryan

bought numerous things and all transactions went very smooth. Responded to emails within a day or less. Ryan
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Taylor M.

Taylor M.

Thanks a lot John !
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David P.

David P.

Thanks for the brake lines !
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Buyer

Super guy to deal with! GREAT SERVICE!! GREAT PRICE!!
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Foreign Cylinder Heads

Sport Compact 4 Cylinder - 4 Valves Per Cylinder

Sport Compact 4 Cylinder - 2 Valves Per Cylinder

Nissan KA24

Scion TC Race

Mitsubishi Lancer EVO 8

Honda  PR3 P72 Type R GSR

Many other Cylinder Head Packages Available, Contact Southeast Performance for your application.



Product Image Item Name- Price
Honda GSR Cylinder Heads

Honda GSR Cylinder Heads

Honda GSR Type-R - PR3 P72 5-Axis CNC Porting, SERDI Competition Valve Job, New Bronze Guides. Average 15-20% Gains for N/A Applications. 75-100 HP...
Contact Us
Mitsubishi Cylinder Heads

Mitsubishi Cylinder Heads

Mitsubishi Lancer EVO 8 5-Axis CNC Head Porting and SERDI Competition Valve Job. Turbo Port.
Contact Us
Nissan Cylinder Heads

Nissan Cylinder Heads

Nissan KA24 5-Axis CNC Porting, CNC Combustion Chambers, New Bronze Guides, Diamond-Honed Guides to Spec, SERDI Competition Valve Job Port...
Contact Us
Sport Compact 4 Cylinder - 4 Valves Per Cylinder

Sport Compact 4 Cylinder - 4 Valves Per Cylinder

Sport Compact 4 Cylinder - 4 Valves Per Cylinder 5- Axis CNC Porting and SERDI Competition Valve Job. 15-20% Gains for N/A Applications. 75-100 HP...
Contact Us
Toyota Cylinder heads

Toyota Cylinder heads

CNC Porting and SERDI Competition Valve Job. Toyota 3TC 20R 22R.
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Turbo and NA Foreign Cylinder Heads

Turbo and NA Foreign Cylinder Heads

5- Axis CNC Porting and SERDI Competition Valve Job. 15-20% Gains for N/A Applications. 75-100 HP Gains for Turbo Engines. K20, 4G63 Gen1 & 2,...
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