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Customers

Ricky H.

Ricky H.

Thanks for everything John. The headers are great !
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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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Bruce P.

Bruce P.

John, you have been so prompt and helpful. Take care my friend and thanks again. I'll be back. Bruce
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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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Bill S.

Bill S.

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

Hannu O.

thank you very much from Finland!
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Felix C.

How awesome is this! This superb service is exactly on point w/what everyone have raved about. Thank you, Felix
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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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Maurice

Maurice

Maurice 73 Dodge Dart
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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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William K.

You do outstanding work man. My whole crew is ready to see your work in action ;-)
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Vincent G.

Thanks for all, Your shop is very highly recommended by a lot of Dakota/Durango owners up here in Canada.
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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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Taylor M.

Taylor M.

Thanks a lot John !
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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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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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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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Phil S.

Phil S.

Great job creating this Dakota R/T Ground Affects Kit. Phil
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Ricky R.

Ricky R.

1937 Chevy Legends Race Car, Thanks for everything!
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Robert M.

John, Thank you for all you have done, From your previous email responses, you seem to be old school, a man of his word. Thanks again John for...
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Michael W.

Michael W.

After getting all the compatible stuff shes a beast! Michael
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Rob D.

John is a real awesome guy. i couldn't thank u enough for all the help over 7-8 years.
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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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Chevy 540 Mid Engine 660+ HP

This Chevy 540 engine with over 660 HP is a street/strip terror with a lopey idle, marginal vacuum for power brakes, and big power for the track or the street. 

  • Horsepower: 660+
  • Torque: 650+ lb/ft
  • Block: Dart Big M 9.8 4 Bolt Main 2pc Seal
  • Bore/Stroke: 4.500 x 4.250
  • Displacement: 540 C.I.D.
  • Crankshaft: Manley 4340 Forged 4.250" Stroke Internally Balanced 2pc.
  • Connecting Rods: Manley 4340 Forged H Beam 6.385" ARP 8740 Bolts
  • Pistons: Forged
  • Piston Rings: Moly Rings
  • Compression Ratio: 10.1:1 Compression
  • Camshaft: Hydraulic Roller
  • Camshaft Specifications: Custom Grind
  • Camshaft Bearings: Installed & Clocked to OEM Position
  • Cylinder Heads: Dart Aluminum 121cc 2.25/1.88
  • Freeze Plugs: Brass Installed & Sealed
  • Rocker Arms: Howards Billet Aluminum Full Roller 1.7 Ratio
  • Oil Galley Plugs: Installed & Sealed
  • Oil Pan: Moroso 6qt.
Contact Southeast Performance for details and pricing.

 




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