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Customers

Ricky R.

Ricky R.

1937 Chevy Legends Race Car, Thanks for everything!
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Ossi L.

you come highly recommended to me by Finnish racers!
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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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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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Jim W.

Jim W.

Thanks for the fast parts service and Great cylinder head porting! Jim
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David C.

Southeastern Performance has my vote. Thanks again!
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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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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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Chris B.

Chris B. won the late model feature easily Texas Motor Speedway.
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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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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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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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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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Ryan

bought numerous things and all transactions went very smooth. Responded to emails within a day or less. Ryan
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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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Michael W.

Michael W.

After getting all the compatible stuff shes a beast! Michael
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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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William K.

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

Thanks for all the info, you have been a great help and a credit to your company.
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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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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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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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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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GM 540ci Complete Engine 660+HP 650+ TQ

This 540ci Monster is the choice for SERIOUS STREET/STRIP RACERS! 

 
With this engine pumping over 660+HP and 650+FTLB'S Torque, you are sure to see consistent ET's! 
 
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: Custom Grind Hydraulic Roller •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. Weight:575
 
From Carb to Pan built with top of the line components including: Custom tuned Carb, MSD Pro Billet Distributor/Wires, SFI Flexplate and Balancer!  All Dyno Tested and Tuned!
 
If your looking for more power we can set you up as well, just contact Southeast Performance!



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