SCORE Class 1 is an open-wheel unlimited-class that competes in the SCORE off-road race series including the Baja 1000, Baja 500, San Felipe 250 and the SCORE Desert Challenge. Class 1 is defined as an unlimited four-wheel single and two-seat vehicles. No production bodied vehicles allowed in this class. Engines must be normally aspirated. Since it is an open-class, all components are considered open unless restricted by SCORE International. Vehicle numbers have become permanently assigned to each driver. Numbers 100-109 is reserved for the prior years driver standings for positions 1-10 respectfully. Numbers 110-199 will be available for assignment. Drivers who have used a number in the prior years season will be given first option for the same number in the current season. Vehicle description Class 1 vehicles are most often two-wheel drive, and most feature a 4130 chromoly tube-frame chassis covered by a composite body with an aluminium interior containing either a single or two seats. The Class 1 features a 125" wheelbase with 37" tires on 17" lightweight wheels allowing 22" of wheel travel, with a dry weight of 3500 pounds and 60 gallon fuel cell. Class requirements Engine Unlimited. Usually V8, rarely V6. 500BHP and greater. Suspension Unlimited. Body May not have a production appearing Utility or Sport Utility body. Notable race teams All German Motorsports - Armin Schwarz, Martin Christensen, Armin Kremer Letner Racing - Kory Halopoff, Harley Letner McMillin Racing - Daniel McMillin Class1Racing.com - Charles Rudolph Wilson Motorsports - Randy Wilson, Ronny Wilson LVDC- Pat Dean DanZio Racing - Josh Daniel Cops Racing Team References SCORE International (2006). "2006-2010 Off-Road Racing Rules and Regulations". SCORE International. " 2009 New Classes & Existing Class Rule Amendments" External links Official SCORE International website Official SCORE International Journal Official SCORE International Carbon TV channel