COMMERCIAL
Is a heavy-duty brazed torque converter of 11", 12" or 13" depending on application. The converter will contain thrust bearings in major load areas, if appropriate, to add durability and longevity to the unit in applications including towing, hauling, snow plows, motor homes, and other recreational vehicles.

STREET
Is a torque converter with an increase of 400 to 500 RPM over stock stall speed. This increase will be best suited to "street-rods" and other "show-and-go" type vehicles. Expected stall range: 1800-2050 PRM.

PRO-STREET
Is a high-performance torque converter of the 11" size with an expected stall speed of 2300-2800 RPM. The stall speed of this converter will be suitable for street as well as some drag-strip applications. The pro-street is a moderately priced torque converter with exceptional value for the performance minded street enthusiast.

COMPETITION
Is an affordable priced high-performance stall converter of 9" design with an expected stall speed of 4200-5500 RPM, or of 10" design with an expected stall speed of 2800-3500 RPM for racing applications. These units are available with thrust bearings in all locations or thrust washers if you desire, balloon plates, and furnace brazing. Not recommended for street appliations.

PRO-COMPETITION
Is a high-performance stall converter of 9" design with an expected stall speed of 4200-5500 RPM, or of 10" design with an expected stall speed of 2800-3500 RPM for racing applications. These units are available with thrust bearings in all locations or thrust washers if you desire, hard stators, diode stators, balloon plates, and furnace brazing. This unit is not recommended for street applications.