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2005 Pontiac GTO - Long Live The Goat

The Fastest IRS GTO In The Country And The Friends It Made Along The Way
From the April, 2010 issue of GM High-Tech Performance
By Justin Cesler
Photography by Scott Parker
2005 Pontiac Gto Burnout
Like most things in life, Frank Beck's story starts off innocently enough, "I bought this car brand new and it was supposed to be a daily driver. Once we reached 3,000 miles we started taking it to the track, my wife would bring the drag radials in the back of her Range Rover and we would bracket race it. We were just excited to meet other GTO owners at the track who shared the same passion for drag racing and for the car. The first year, our personal best was a 13.40 at 116 mph." And while some may be satisfied with that, Frank told us that the first year was just a tease, infecting him and his family with what would turn out to be an all-consuming GTO speed addiction. An addiction that would not only end up changing the face of late-model GTO racing, but one that would build a career, a great group of friends, and a killer shop in the process.

2005 Pontiac Gto Stabalizer Bar
"We wanted to build something different, something no one else had done. At this point, we had started Rocksand Racing, which was born from a need for GTOs to evolve. We were building a ton of GTOs for customers and friends, and wanted something to showcase our talents." As a Pedders suspension dealer, naturally they had to install the full complement of upgrades from bushings to shocks and springs as well as a few others Rocksand developed on its own. However, for the engine overhaul they called in ECS. The first step was to tear down the stock LS2 engine and stuff it with a set of forged TRW pistons and a set of Oliver forged connecting rods. While apart, Frank and Doug took some time to spec out a blower-friendly camshaft and, while they were tight-lipped about the exact specs, we can tell you it was ground on a 114 LSA and is in charge of moving the valves inside a set of 235cc CNC-ported TrickFlow cylinder heads. With the engine all buttoned up, it was time for Frank and Doug to fabricate the crowning jewel, the completely custom, one-off Paxton Novi 2000 supercharger system. Evidently, having the fastest IRS GTO in the country wouldn't be unique enough for the Rocksand Racing crew; they needed to be the only one to do it with a Paxton.

2005 Pontiac Gto Roll Cage
Sitting behind that impressive powerplant is a built TH400, assembled by Pro-Formance Transmissions, which is spun by a Dynamic Converters 4,500-stall converter. Frank and Walt stay in control of the transmission with a Cheetah shifter, which controls both the transbrake and the (full manual) reverse manual valvebody. As the 'brake is released, power is transferred down a custom one-piece driveshaft and into a Hendrix Engineering-prepared Ford 8.8-inch centersection. "We wanted to keep the independent rearend, but the stock unit just wouldn't handle the power we make. The Hendrix 8.8 has worked out well." So well in fact, that Frank and Walt currently hold the record for the fastest and quickest IRS GTO in the country, running consistent 1.41 short times on their way to some blisteringly fast 9.11 quarter-mile times at 153 mph.

2005 Pontiac Gto Custom Intake Manifold 2005 Pontiac Gto Control Switches 2005 Pontiac Gto Rear Bumper
2005 Pontiac Gto Racing Seats 2005 Pontiac Gto Performance Racign Tires 2005 Pontiac Gto Engine Bay

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