Big Boy Transmission

For decades, the Big Boy has been the stable in many big name drag cars. With any new innovations, including the brand new forged and in house CNC machined cases, the Big Boy continues to be the top transmission chosen in Top Alcohol Funny Car, Top Alcohol Dragsters and Pro Modified. But new uses keep finding the B&J advantage, including quick bracket cars, Monster Trucks, Tractor Pulling, Land Speed Cars, Mud and Sand Drags. Available in multiple speeds, and numerous gear ratios to customize to your unique vehicle. Currently available in many stages including the ultra-duty and triple sprag unit. The favorite of big names like Doug Gordon(TAFC), Joey Severance(TAD), Shawn Cowie(TAD), Chris Marshall(TAFC), Annie Whiteley(TAFC), Mike Janis(PM), and many more.

B&J not only makes and supplies these transmission units, but also the necessary safety items, couplers, splined shafts, hardware, and everything needed to run. Give us a call and let us set you up right, the first time.