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Customers

Troy K.

Troy K.

Thanks for all your great help with my Viper.
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Toby W.

John, Thanks again so much. You're truly awesome.
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Marko T.

Marko T.

I have been building cars over 20 years and you have been the best parts dealer ever! Thanx for your friendship! -Marko, Finland
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Harold R.

John, Thanks for the great customer service! Harold
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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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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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Ken L.

John, Thanks for all your help. I wish I had known about you before I ordered the rest of my stuff! Thanks, Ken
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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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Bob F.

Bob F.

Plymouth 426 Hemi
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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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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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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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David A.

David A.

Thanks for everything, David
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Ossi L.

you come highly recommended to me by Finnish racers!
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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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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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Michael D.

I just wish there were more guys like you around for us gen3 guys. Most just want a sale and don't care to actually help let alone give advice or...
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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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Bill S.

Bill S.

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

Michael W.

After getting all the compatible stuff shes a beast! Michael
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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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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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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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Robert S.

Robert S.

Great parts and service! Robert
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Scot C.

Scot C.

Thanks for everything John. We will be doing business again. At Nationals 6.38 on a 6.54 dial in.
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Chevy LS3 Engines

This Chevy LS3 engine was designed to be a power house with great top end power. It requires headers and a higher stall converter. Power brakes may not work due to minimal vaccum. Does not come with ignition control but can be supplied.

  • Horsepower: 620+
  • Torque: 550 lb/ft
  • Block: New GM L92/LS3 Aluminum
  • Bore/Stroke: 4.065 x 4.000
  • Displacement: 415 C.I.D.
  • Crankshaft: Manley 4340 Forged 4.000" Stroke Internally Balanced
  • Connecting Rods: Manley 4340 Forged H Beam 6.125? ARP 8740 Bolts
  • Pistons: Forged
  • Piston Rings: Moly Rings
  • Compression Ratio: 10.3:1 Compression
  • Camshaft: Hydraulic Roller
  • Camshaft Specifications: Custom Grind
  • Camshaft Bearings: Installed & Clocked to OEM Position
  • Cylinder Heads: LS3 Aluminum 68.4cc/260cc 2.16/1.59
  • Freeze Plugs: Brass Installed & Sealed
  • Rocker Arms: GM Roller 1.7 Ratio
  • Oil Galley Plugs: Installed & Sealed
  • Oil Pan: GM Muscle Car Pan 5qt.
Contact Southeast Performance for details and pricing.

 




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