Dynatrac Products is offering GM, Ford, Dodge, and Jeep owners a heavy-duty alternative to troublesome corporate rearends. These custom-built Dana 60 assemblies are brand-new bolt-in replacements and can be equipped with factory drum or high-performance disc brakes that fit all standard five- or six-lug wheels. The Dynatrac rearend includes a limited-slip differential, a choice of gear ratio, and 35-spline alloy steel shafts. Lockers and full-floating hubs can also be added. Information: Dynatrac Products Co. Inc., Dept. 4WOR, 7236 Garden Grove Blvd., Westminster, CA 92683, 714/898-5228.
Randy's Ring & Pinion
Randy's Ring & Pinion has a huge supply of rearend setup shims in stock for popular and not-so-popular differentials. The company carries the shims in stock as complete shim kits, with or without bearings. Shims and shim packages for many applications are available separately. Also, for those odd applications, Randy's Ring & Pinion can usually make a custom package for your specific needs. Information: Randy's Ring & Pinion, Dept. 4WOR, 11630 Airport Rd., Ste. 300, Everett, WA 98204, 800/291-1360 or 425/347-1199.
B&M Racing & Performance Products
The B&M Traveler transmission is a rugged model recommended for light trucks and RV/towing applications. The Traveler increases oil flow, which is said to provide cooler operation under heavy use and has a medium-to-firm shift compared to the hard shift of B&M's Street/Strip model. Information: B&M Racing & Performance Products, Dept. 4WOR, 9142 Independence Ave., Chatsworth, CA 91311, 818/882-6422.
JB Conversions now manufactures its own adapters for utilization of the new Dodge NV4500 transmission into Jeep Wranglers and CJs. The adapters are sold as a package with a new Dodge transmission (oil included). YJ applications come with a transfer-case shifter and a new input bearing retainer is supplied for CJ applications. Information: JB Conversions Inc., Dept. 4WOR, P.O. Box 2683, Sulphur, LA 70663, 318/625-2379.
Summit Racing Equipment
Summit Racing Equipment offers its own line of Summit torque converters for popular GM, Ford, and Chrysler automatic transmissions. Remanufactured from select cores, the converters provide approximately 1,500-2,000 rpm stall speed depending on the application. The converters are computer balanced and feature a custom-machined stator, a hardened hub, submerged arc welds, and extra welding on the stator fins for durability. Information: Summit Racing Equipment, Dept. 4WOR, P.O. Box 909, Akron, OH 44309, 800/230-3030, Web site www.summitracing.com.
Available from Premier Performance is its T-700 & Install Kit to upgrade older Chevy trucks to a four-speed, automatic overdrive transmission. The T-700 offers a low First and Second gear for crawling and a 30-percent Fourth gear Overdrive for highway cruising. The T-700 can be adapted to a variety of transfer cases and is suitable for performance-built engines. Information: Premier Performance, Dept. 4WOR, 1020-B S. Melrose St., Placentia, CA 92870, 714/630-3235.
Dynamic introduces its forward-shifting manual T400 with engine braking in all forward gears. In addition to transmissions, Dynamic also offers torque converters, valvebodies, internal brakes, overhauls, repairs, upgrades, and conversions. Information: Dynamic Transmissions Inc., Dept. 4WOR, 143 Adeline St., New Haven, CT 06519, 203/865-6884.
A-1 Automatic Transmissions
A-1 Automatic Transmissions announces the availability of a series of torque converters designed to improve fuel economy and bottom-end torque. The Plus Torque/MPG converters feature specially designed turbine fins, a stator-matched application, a heavy-duty sprag, needle-bearing thrust washers, and complete factory balancing. The Plus Torque/MPG converter is available in 12- and 13-inch-diameter models. Information: A-1 Automatic Transmissions, Dept. 4WOR, 7359 Canoga Ave., Canoga Park, CA 91303, 818/884-6222.