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Customers

Bob F.

Bob F.

Plymouth 426 Hemi
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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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Toby W.

John, Thanks again so much. You're truly awesome.
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Andrew R.

Andrew R.

I am very pleased with the quality of the magnum deep pan, and the best part is that it really is not much deeper than the stock pan so I dont have...
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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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Carl E.

Carl E.

Dodge SRT-10 Viper
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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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Josh F.

I've bought parts and dealt with vendors in my job every day for the last 15 years. I have never dealt with a vendor as helpful and punctual as you...
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Ricky H.

Ricky H.

Thanks for everything John. The headers are great !
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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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Clay B.

Clay B.

Thanks for everything !
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Alexander F.

Alexander F.

Hey John! Roller Rockers are still in and have been great. I get almost 18mpg highway! I seriously appreciate all your help.
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Craig W.

Craig W.

Thanks John, So far 8 races and 8 top Five!!
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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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David A.

David A.

Thanks for everything, David
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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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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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Alan P.

First off, I just have to say that I have never came across a more stand-up guy that takes his time to connect with his customers and have the...
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Harold R.

John, Thanks for the great customer service! Harold
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Don S.

John, I can't emphasize this enough, but without the help you're getting me I could not have afforded my dream engine! I literally have cringed when...
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Pete L.

Pete L.

Mopar RB 440 Aluminum block with a Procharger. Makes 1600 HP!!
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Kayden G.

Kayden G.

Well your service is amazing. Never had better from any company I've ordered from! Kayden
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Hannu O.

Hannu O.

thank you very much from Finland!
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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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