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.
INTERNATION ORDERS - PLEASE EMAIL YOUR ORDER TO US OR CALL TO CALCULATE THE PROPER SHIPPING - 801-796-1707 - info@bandjtransmission.com
SHOP BELOW!
This gear set includes all components to exchange a gear ratio without utilizing any components from gear set being replaced. Saves time in gear changes and provides spares as well.
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The premiere transmission from B&J. Used in a variety of types/classes of racing. Including Drag Racing (primarily Top Alcohol Funny Car and Dragster, Pro Mod and Top Dragster), land speed racing, truck/tractor pulling, etc. This trans is available in multiple configurations and combinations to fit a variety of needs. Also available in 2 speed, 4 speed, 5 speed or whatever number of speeds you may need. It is not uncommon for this transmission to live behind well above 3500 horsepower with unmatched reliability and performance.
B&J offers a large number of gear ratios. Paired together in 3 speed, 4 speed, etc. combinations, almost any gear ratio can be achieved. This gear set is meant to utilize some components that you already have, but provide you with a new ration. It can also be sold with additional components to achieve any level of completeness you may need.
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This transmission is a 2 speed version of the 3 speed Big Boy. Used in a variety of types/classes of racing. Including Drag Racing, land speed racing, truck/tractor pulling, etc. This trans is available in multiple configurations and combinations to fit a variety of needs. It is not uncommon for this transmission to live behind well above 3500 horsepower with unmatched reliability and performance.
B&J offers a large number of gear ratios. Paired together in 3 speed, 4 speed, etc. combinations, almost any gear ratio can be achieved. This gear set is meant to utilize some components that you already have, but provide you with a new ration. It can also be sold with additional components to achieve any level of completeness you may need.
CALL FOR PRICING!
Our Big Boy 4 speed is still one of our premiere transmissions. When exceeding 3 speeds, this transmission is primarily used for Land Speed Racing. This trans is available in multiple configurations and combinations to fit a variety of needs. Also available in 2 speed, 3 speed, 5 speed or whatever number of speeds you may need. It is not uncommon for this transmission to live behind well above 3500 horsepower with unmatched reliability and performance.
Gear Ratio Chart
