Pro Stock is the smoker tractor class that really gets every fan's blood pumping. There are many factors, but the biggest is the 80-foot plume of smoke that is belched from the exhaust stack of ...

Deep in Illinois' corn country, there's a sled pulling circuit that hosts more than 70 events per summer, runs everything from small garden tractors to Pro Stock semis, and is known for providing ...

For those of you unfamiliar with sled pulling among stock diesel trucks, you should know there are multiple categories, such as Work Stock, Limited Pro Stock, Pro Stock and Super Stock. The Work ...

Friday at 7 p.m. the event kicks off with competition in the Four-Wheel Drive Truck, Pro Stock Tractor, Super Stock Open and Modified Tractor classes.

Entries in the Pro Stock Tractor category, for example, are limited to an eight-inch wheelbase, a three- or five-pound max weight, and an engine displacement of .07 cubic inches.