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Customers

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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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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Ricky J.

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

Super guy to deal with! GREAT SERVICE!! GREAT PRICE!!
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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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David A.

David A.

Thanks for everything, David
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Troy K.

Troy K.

Thanks for all your great help with my Viper.
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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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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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Phil S.

Phil S.

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

Robert S.

426 Hemi Cuda
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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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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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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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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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Hannu O.

Hannu O.

thank you very much from Finland!
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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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David P.

David P.

Thanks for the brake lines !
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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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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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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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Clay B.

Clay B.

Thanks for everything !
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Bob F.

Bob F.

Plymouth 426 Hemi
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LS3 415CI Stroker Short Block -4cc Flat Top Pistons 58 Tooth

This short block is built for all motor builds with compression ratios that way require race gas; it can handle up to 700HP.

  • 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 +4cc Flat Top
  • Piston Rings: Moly Rings
  • Compression Ratio: 64cc=11.9:1/66cc=11.6:1/70cc=11.1:1
  • Camshaft Bearings: Installed & Clocked to OEM Position
  • Freeze Plugs: Brass Installed & Sealed
  • Oil Galley Plugs: Installed & Sealed
  • Weight:285

Contact Southeast Performance for details and pricing.




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