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Customers

Craig W.

Craig W.

Thanks John, So far 8 races and 8 top Five!!
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Taylor M.

Taylor M.

Thanks a lot John !
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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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Toby W.

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

Southeast Performance and John Mercedes have been "OUTSTANDING" to do business with. I couldn't be happier.
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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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Clay B.

Clay B.

Thanks for everything !
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Billy W.

Billy W.

Dakota R/T 408
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Troy K.

Troy K.

Thanks for all your great help with my Viper.
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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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Kyle M.

Kyle M.

John, I am very pleased with the brake conversion. The kit was very easy to install and I didn't have any problems and look very good as...
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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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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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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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Colton H.

Colton H.

"Johns the man, bought a 410 package from him years ago after I got back from overseas. The caveat I gave John was that it had to pass Californian...
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Gary H.

Gary H.

John, Thanks a lot !
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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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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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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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Ricky R.

Ricky R.

1937 Chevy Legends Race Car, Thanks for everything!
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Daniel C.

Daniel C.

Thanks for your exemplary service. Keep doing what you're doing. Daniel C.
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David A.

David A.

Thanks for everything, David
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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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Chevy LS Dart SHP 427CI Boost Short Block

Looking for a large cubic inch short block to make big power with Boost? This 427CI Dart SHP LS Next short block is the perfect foundation! Upgrade to a CCW Crankshaft. CCW cranks are meant for high boost/RPM applications.

  • Block: Dart SHP LS Next Cast Iron
  • Bore/Stroke: 4.125" x 4.000"
  • Displacement: 427 C.I.D.
  • Crankshaft: K1 4340 Forged 4.000" Stroker Internally Balanced 58 Tooth
  • Connecting Rods: K1 4340 Forged H Beam 6.125" ARP 2000 Bolts
  • Pistons: Wiseco 2618 Forged +25cc Dished
  • Piston Rings: Wiseco GFX with Steel Top Ring and Napier 2nd Ring Set
  • Compression Ratio: 66cc= 9.6:1 / 68cc= 9.4:1 / 70cc= 9.2:1
  • Camshaft Bearings: Installed & Clocked to OEM Position
  • Freeze Plugs: Brass Installed & Sealed
  • Oil Galley Plugs: Installed & Sealed
  • Weight: 285



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