Shift of the shaft: Diagnosing Chrysler 48RE manual shaft issues
The TorqueFlite transmission has been around since mid-to-late 1950s. There have been many changes surrounding the manual shaft and rooster comb through the years. This transmission shaft controls the position of the manual valve that directs oil for the gear ranges, but it also is used for a Reverse light control as well as Park/Neutral
Manual clutch repair and diagnostics
Manual gearboxes are relatively trouble-free and long-lived, provided that they are not abused too severely. The clutch, however, is a wear component. With every shift, the clutch must be disengaged and engaged. Stop-and-go driving in heavy traffic is especially hard on a clutch because the driver is always riding the clutch pedal. After millions of
Manual transmissions in 2023: Some are still sticking with it
Over the past 25 years, a combination of driver preference and fuel economy requirements have resulted in a marked decrease in the number of vehicles in the U.S. fleet that come equipped with a manual transmission. One can wax nostalgic for the “car guy” discussions from 40 or 50 years ago that included terms like
Manual transmission sourcebook 2023
While no longer the dominant market force they were in the past, there are still enough manual transmissions out there on the road to make up a decent amount of work for transmission shops in certain specialized segments; and still, of course, the need for parts for, and the ability to work on, those manuals.
American Powertrain introduces Chevy/GMC 4×4 Tremec 4050 transmission kit for vintage pickups
American Powertrain is introducing a Square Body Chevy/GMC 4×4 kit for the Tremec TR-4050 five-speed, four wheel drive manual transmission designed to fit 1973 to 1987 pickups and SUVs, which the company notes includes Chevy Suburbans, Jimmys and Blazers. The kit includes: an aluminum CNC machined bell housing, Hydramax hydraulic clutch and components, flywheel and
The evolution of transmissions
The easiest thing to say would be: The manual transmission was first and the automatic came second. End of article. Well, that’s true… sort of.
Manuals today: A specialty option
Manual gearboxes have become much less common in vehicles over the past few decades. The automatic shift transmission became popular—and later dominant—during the 1960s. And, as sure as thunder follows lightning, the business of repairing manual units has decreased steadily as there are fewer of them. Once considered more fuel efficient, manuals have, over time,
Manual transmissions: Sticking with history
There is more than one flavor of manual transmission, as technology has provided for more efficient and more driver-friendly shifting over the years. Common in older vehicles is the sliding-mesh gearbox. This one engages gears by moving the main shaft with gears that are located either to the left or to the right of the
Speedy’s Transmission Races Ahead of the Pack
Speedy’s works on all types of vehicles, from late-model vehicles with complex electronic controls to decades-old cars with complicated linkage.
Sticks: Narrow Demand – Potential Profit
Today’s demand for sticks breaks down into a small number of focused customer categories.
American Powertrain Announces New TREMEC TKX 5-Speed Transmission
The TKX is a brand new design made from the ground up as a strictly aftermarket transmission.
ETE Reman Updates Manual Transmission Line-Up
An updated line-up of remanufactured manual transmissions is now available from ETE Reman. These units include applications for Chrysler (FCA), GM, Ford, Honda, Nissan and VW. ETE says that core returns are simplified via phone, text or online. Internal parts have been inspected for gear wear, mainshaft straightness and synchronization. These units are hot, cold,
