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A New Product->
Adjustable PCV Valve Stops Leaks
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Engine Blocks
Engine Parts->
  |_ Camshaft Thrust Buttons->
  |_ Camshafts->
  |_ Cylinder Heads->
  |_ Dodge SRT4 Turbo->
  |_ Engine Components->
    |_ Connecting Rods->
    |_ Crankshaft Dampers->
    |_ Crankshafts->
    |_ Engine Bare Blocks->
    |_ Engine Bearing Spacers
    |_ Engine Bearings->
    |_ Engine Block Main Caps->
    |_ Engine Rotating Assemblies->
    |_ K&P Engineering Filters
    |_ Lifters->
    |_ Mopar B / RB Rear Seal Retainer
    |_ Mopar B/RB Windage Tray
    |_ Mopar BB valley Tray Hold Downs
    |_ Oil Pans->
    |_ Oil Pumps->
    |_ Piston Rings->
    |_ Pistons->
    |_ Pushrods->
    |_ Timing Chain sets->
  |_ Engine Girdles->
  |_ HEMI 5.7L, 6.1L, 6.4L Components->
  |_ Intake Manifolds->
Engine Swap Kits
Engines->
Exhaust Components->
Exterior Vehicle Components->
Fasteners->
Fire Equipment->
Floor Mats->
Fuel Injection Systems
Fuel System Components->
Gaskets->
Gauges->
Gear Venders Overdrive Units
Ignition Components->
Lift Kits->
Lowering Kits->
Nitrous Kits->
Race Car Bodies->
Race Wear and Accessories->
Radiators and Components->
Rear End->
Roll Cages and Accessories->
Seats and Custom Interiors->
Shocks->
Spark Plugs->
Striker Viper heads Return
SuperChargers->
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Tech Help
Throttle Bodies->
Tires->
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Transmission Components->
Tuning and Controllers->
Turbocharging->
Valvetrain Components->
Viper
Water Pumps->
Wheels->
Wideband Monitoring Systems->
Wiring harness and Accessories->

Customers

Bill S.

Bill S.

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

Steve B.

Thanks for the help with my 426 stroker.
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Billy W.

Billy W.

Dakota R/T 408
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Ossi L.

you come highly recommended to me by Finnish racers!
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Ricky R.

Ricky R.

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

Pete L.

Mopar RB 440 Aluminum block with a Procharger. Makes 1600 HP!!
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Benny C.

Benny C.

Thanks for the Great Mopar Service !
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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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William K.

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

Marko T.

Hi John! Thanks again for the great service! Marko T. Finland
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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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Robert S.

Robert S.

Great parts and service! Robert
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Derek B.

Derek B.

Great Personalized service. Derek
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David P.

David P.

Thanks for the brake lines !
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Robbie C.

Robbie C.

Great job all round !
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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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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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Toby W.

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

Darren B.

John,Racing flat out on the 440/533 engine over 1 season & 65 passes at 8.97@150mph 1.27 60' getting great results!!Engine is GREAT!Thanks mate!
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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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Hannu O.

Hannu O.

thank you very much from Finland!
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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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David C.

Southeastern Performance has my vote. Thanks again!
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Mopar Big Block Rear Seal Retainer Kit

Billet rear main seal retainer for all 383 / 400 / 413 / 426 / 440 Mopar engines.

Direct replacement for Mopar Performance P4529732 and factory units Completely CNC machined in house from heat treated T-6 6061 billet bar stock for increased rigidity and seal retention over stock units.

Complete kit: one billet retainer, 2 grade 8 attaching bolts, 2 studs, nuts and washers for the oil pan, and a rear main seal set




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