Easy fixes to common transmission problems
Transmission makers are always throwing the repair industry curveballs. The challenges seem endless. Sometimes manufacturers will let us know of changes they are doing, while other times they let us figure it out as we go. I would like to go over a few examples we’ve encountered that may help you on a simpler installation
Alto introduces friction clutch, friction ring for GM 8L90E
Alto has introduced two new products for the General Motors 8L90E transmission: a torque converter friction clutch and a torque converter friction ring. The GM 8L90E torque converter friction clutch (above left) has a x30 bent tooth design and is meant for 2015-2019 6.2L engine applications. GM 8L90E torque converter friction ring (seen above) has a
Hydramax releases under-dash hydraulic clutch system for Chevrolet C10 trucks
American Powertrain has introduced a new line of Hydramax bolt-in, under-dash Hydraulic Clutch Systems, a kit designed for 1967-1972 Chevy C10 trucks. The kit features an integrated under-dash hydraulic master cylinder and a bolt-in clutch pedal. The included clutch pedal allows for conversion to hydraulic, or an automatic car to manual. The new Hydramax kit
Sonnax introduces bushing kits for GM transmissions
Sonnax has introduced a line of bushing kits for GM transmissions, which the company says can help avoid bushing failure, harsh shifts, burnt clutches and gear ratio or solenoid codes. Models covered are the GM 6L45/50 (part number #104030-01K) and the GM 6L80/90 (part number #104030A-01K). According to Sonnax, these kits limit bushing wear and
Watch: The critical gasket for the GM 6L80
Calling it the “gift that keeps on giving,” Dave Hristko, technical product specialist for Transtar, uses this video from the Transtar Garage Studio to talk about the GM 6L series. “But there’s something that you can’t get from GM that I believe is seriously critical on this unit,” he goes on. “And that’s the stator
Alto introduces GM 8L90E torque converter friction clutch
Alto has introduced a new GM 8L90E torque converter friction clutch, with a x30 bent tooth design. The new product is for models years 2014 and on, and features the company’s G3 high-performance friction material.
Deciphering the alphabet soup of shift feel
The GM 4L60 and 4L60-E transmissions have been around since 1982, so virtually everybody in the industry is familiar with their designs and how they work. However, one thing that still generates numerous technical calls and confusion is the alphabet soup of different letter codes that are stamped on the accumulator valve. What do they
Sponsored video: GM 6L80 Random Shift Issues
Precision International shares its latest video on GM 6L80 transmission random shift issues; watch below.
Watch: GM transmissions and transfer cases
If you look under GM vehicles, you might think at first glance that most transmissions and transfer cases look the same. In reality, each transmission is built for a specific application and calibrated for the individual vehicle. This actually makes a GM transmission or transfer case unique for each vehicle. The secret is in the
Raybestos introduces 10R80, 10L80/90 GPZ E Clutch Torqkit
Raybestos has announced the new 10R80, 10L80 E Clutch Torqkit. The company says it features an increased clutch count with 6 performance GPZ frictions, 7 Steels, and .101 selective steel. According to the company it is made for performance, durability and towing capacity in Ford Mustang, F-150, Expedition, Ranger, Explorer and in GM Camaro, Suburban,
Alto announces Hi-Performance PowerPacks for Ford, GM transmissions
Alto Products Corp. has announced two new Hi-Performance PowerPacks available for the Ford 10R80 and GM 10L80/90 transmissions. Alto # 231755 “C” Clutch, and Alto # 231756 “E” Clutch. Each of these clutch packs feature G3 Frictions and Performance Steels and are high-capacity kits designed to incorporate more clutches in the stack-up, the company says.
Sonnax highlights pump slide pivot pin and spring kit
Sonnax highlights its pump slide pivot pin and spring kit (#104553-03K), which the company says can prevent leaks and fluctuating line pressure in GM 6L45/50/80/90 transmissions by replacing the pump slide pivot pin. The pump slide pivot pin and the associated spring in these units are prone to wear, yet not available separately from the