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Customers

Billy W.

Billy W.

Dakota R/T 408
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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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Bill S.

Bill S.

Thanks John, 426 Hemi stroker 588 https://www.youtube.com/watch?v=1dJdt0ZFzjU
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Carl E.

Carl E.

Dodge SRT-10 Viper
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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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Michael W.

Michael W.

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

Steve B.

Thanks for the help with my 426 stroker.
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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 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 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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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...
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Mitsubishi Cylinder Heads

Mitsubishi Cylinder Heads

Mitsubishi Lancer EVO 8 5-Axis CNC Head Porting and SERDI Competition Valve Job. Turbo Port.
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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...
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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...
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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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