5 Facts about Dave Kixmiller's GMC Sonoma

This GMC Sonoma has reached insane speeds, thanks to its LSX engine. Check out these five facts about the world famous Dave Kixmiller build.

By Bassem Girgis - February 15, 2017
LSX-GMC Sonoma Purpose
First Maxton Mile Record
Little Engine, Big Records
Pre-Race Preparation
The Super-Star Engine

1. LSX-GMC Sonoma Purpose

Three years prior to the LSX-GMC Sonoma breaking some records, Dave Kixmiller and Kris Henderson started building it for one main reason: to set a new record on the Bonneville salt flats raceway in Utah. When a record-breaking truck is built with a record-breaking goal, nothing is left untouched, and the results were almost perfect right off the bat.

>>Join the conversation about the Facts about Dave Kixmiller's GMC Sonoma here in the LS1 Tech Forum!

2. First Maxton Mile Record

Dave Kixmiller and Kris Henderson got their precious build featured in Hot Rod Magazine for the Top Speed Challenge. During the Maxton challenge in North Carolina, they broke their first mile-record; however, during this record-breaking challenge, they broke off a wheel and hit the truck-bed on the pass. 

>>Join the conversation about the Facts about Dave Kixmiller's GMC Sonoma here in the LS1 Tech Forum!

3. Little Engine, Big Records

At the Maxton challenge, racers are allowed to compete against records in other engine classes, meaning they can go against much bigger engines. This GMC Sonoma featured a small 358 Cl LS-motor, and they still beat all of the records, even at the 500 cubic-inches class.

>>Join the conversation about the Facts about Dave Kixmiller's GMC Sonoma here in the LS1 Tech Forum!

4. Pre-Race Preparation

To prepare for the Bonneville salt flats, weight was the biggest concern. Since they were racing on packed-down salt, traction became extremely important, perhaps more important than anything else. They added a heavy quarter-inch plate on the floor, thicker gauge roll bar tubing, and other items to add weight to the truck. The weight assisted the traction, plus tweaks to the aerodynamics were made to ensure the front of the truck stays grounded.

>>Join the conversation about the Facts about Dave Kixmiller's GMC Sonoma here in the LS1 Tech Forum!

5. The Super-Star Engine

The LS engine in the truck is a Superdeck 5.3-liter motor with billet main caps. Bill Dailey used a setup he uses in Daytona, a billet LS dry sump setup with a big tank, which pumps five gallons of oil through the motor once during a five-mile run. This setup ensures that even if a return hose blows off, they still have oil going through the engine safely. This engine allowed them to reach the speed of 222 mph.

Check out the full specs HERE.

>>Join the conversation about the Facts about Dave Kixmiller's GMC Sonoma here in the LS1 Tech Forum!

For help scratching your LS itch and getting more power, use the how-to section of LS1Tech.com

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