Williams Precision Engines

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Williams Precision Engines custom engine shop specializes in building custom engines to meet your specific need. Since 1990 WPE we have spent countless hours researching, testing, and developing engines for UMP Modified Circle Track use.

 

Our Sportsman line of SB chevy combinations were specifically designed for the budget minded racer that still wants to compete with the heavy hitters with the big budgets. These engine combination have proven them selves with fantastic performance during past racing seasons. WPE also produces some of the best Pro Series Engines in the UMP ranks. Our 23 degree head 400 and 18 degree 415 have posted many wins and proved their reliability throughout the past racing seasons.  

Let WPE custom build you a winner!!!!

 

383 Sportsman Engine 550 HP

This Engine was designed for the Racer with a limited budget that still needs quality and dependability. New GM Block and Dart Cast Iron Heads make this engine fast but yet affordable.

 

383 Series II Sportsman Engine 600 HP

New GM Block, custom roller cam, and WPE Ported Dart Pro 1 aluminum heads allow this engine to compete up front at most any track .

 

400 Pro Series UMP Modified Engine 650 HP

This is our best all around performing Mod engine for the money. Fast enough to set fast time at Eldora during the Nationals in 05 and win 4 track championships at Lawrenceburg in 4 straight years. Yet affordable enough to be one of our best selling engine. CNC ported 23 degree Dart Pro 1 heads, Dart Little M Block and top quality components makes this a very reliable and fast combo.

 

415 Pro Series UMP Modified Engine 700 HP

18 degree heads on top of a bullet proof Dart Steel block that makes gobs of torque and still drivable. This engine is for the racer that has his chassis working real good and wanting to compete with the best in the business.

(This is the Best UMP Modifed Engine available anywhere!!)

 

 

Ask some of the Modified customers that we have worked for and that you know what they think about our performance and dedication to their success.. Let us join your team !!

Ray Humphery, Danny Schwartz, Daryl Herbert, Kerry Norris, Steve King, Tony Mcvey, Brad Wieck, Greg Beem, Tony Jarvis, JD Francis, David Everoad, Billy Wagner, Carlos Bumgardner, Karl Rothmeyer, 

JD Largent, John Martin, Plus many others...

 

 

 

If you have any questions about WPE products or services please contact us;

Williams Precision Engines

5365 N Co Rd 700 W

St Paul, IN,  47272

Shop Phone M-F 8:00am to 5:00pm 

765-525-4825

E-Mail  wpespeedshop@tds.net