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Customers

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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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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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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Craig W.

Craig W.

Thanks John, So far 8 races and 8 top Five!!
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Michael W.

Michael W.

After getting all the compatible stuff shes a beast! Michael
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Harold R.

John, Thanks for the great customer service! Harold
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Clay B.

Clay B.

Thanks for everything !
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Jim W.

Jim W.

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

John, Thanks again so much. You're truly awesome.
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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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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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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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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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Hannu O.

Hannu O.

thank you very much from Finland!
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Benny C.

Benny C.

Thanks for the Great Mopar Service !
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Gary H.

Gary H.

John, Thanks a lot !
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Troy K.

Troy K.

Dodge Viper
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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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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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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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Robert S.

Robert S.

Great parts and service! Robert
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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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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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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...
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.
Contact Us
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,...
Contact Us



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