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Customers

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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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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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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Dan B.

Dan B.

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

Ian A.

I wanted to thank you for all your help and support, for being so patient and for being a good, honest person and especially so professional....
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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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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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Ricky J.

Thanks for all the info, you have been a great help and a credit to your company.
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Clay B.

Clay B.

Thanks for everything !
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Steve B.

Steve B.

Thanks for the help with my 426 stroker.
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Buyer

Super guy to deal with! GREAT SERVICE!! GREAT PRICE!!
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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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Steve V.

Steve V.

You are the only guy who I trust to do the most important thing I'll ever do to my Roadrunner, a car that means more to me than any inanimate object...
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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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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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Gary H.

Gary H.

John, Thanks a lot !
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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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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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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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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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Bruce P.

Bruce P.

You’ve got a big fan in me. Oh yeah, the car is awesome. Runs like a raped ape. So thanks a lot !
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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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Carl E.

Carl E.

Dodge SRT-10 Viper
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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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Ricky R.

Ricky R.

1937 Chevy Legends Race Car, Thanks for everything!
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Dart Cylinder Heads

Dart's Cylinder Heads are cast from the same virgin 355-T6 aircraft alloy that is used in Dart Pro-Stock heads. These LS-style heads are available with high flowing as-cast ports. Standard valve angle and spacing is retained for bolt-on compatability. As-cast heads are bowl blended on 5-axis machining centers. Manganese bronze valve guides are used for long life, and hardened valve seats provide durability with unleaded fuels.production, however. We are constantly redefining our products to bring our customers the best performing components at incredible value. Da

DART 385cc BB Chevy

385cc Intake Runners. CNC Ported Intake/Exhaust. CNC Chambers. 598+ CI w/Power Adders. Port Designed for Nitrous. Add New or Supply Castings. Uses Dart 320/360 Casting

DART Pro 1 365cc BB Chevy

365cc Intake Runner. CNC Ported Intake/Exhaust Ports. CNC Chambers. Ports Designed for Nitrous. 2.300/1.880 Valves. Pro 1 Castings: 310,325,345cc Add New or Supply Castings.

DART Pro 1 SBC 23° 245cc

Our Program makes any DART 200-230 into a 245cc Intake Runner with a 2.080 Intake Valve. 5-Axis CNC Ported Intake/Exhaust Ports. CNC Machined Combustion Chambers. SERDI Valve Job. Great Head for Budget Large 400+ Cubic w/Large Power Adder. Flow Numbers Available. Add New or Supply Castings.

DART 210cc SB Ford

210cc Intake Runner. CNC Ported. SERDI Valve Job. 2.020/1.600 Valves. Suitable for 302 w/Power Adder or 351+ w/no Power Adder. Add New Castings or Supply Castings.

DART Pro 1 23° SBC 230cc

Our Program makes any DART 200-215 into a 230cc Intake Runner with a 2.050/2.080 Intake Valve. 5-Axis CNC Ported Intake/Exhaust Ports. CNC Machined Combustion Chambers. SERDI Valve Job. Flow Sheet Available. Add New or Supply Castings.

Contact Southeast Performance Others Available.

rt's new custom designed and built wet flow bench is an example of our commitment to excellence. Capable of replicating the flow characteristics of a 600ci Pro-Stock engine at 10,000rpm, this one of a kind device enables us to analyze cylinder head flow properties in a whole new light. The result is redesigned ports and combustion chambers which produce significant increases in real world power.




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