Rebuilding a 4L60E Transmission with More ToughnessHow to choose the right torque converter for your ChevyA Silver Sport Transmissions hydraulic clutch kit makes installing a modern manual transmission easy. It was when technicians and vehicle owners began adjusting throttle valve cables, much of the time improperly, that the 700-R4 became problematic. $87.68 $ 87. The Quick 2 MUST be connected to the Main ECU ground, as close to the ECU as possible.

There are 6 15mm bolts holding the transfer case on the rear of your 4l60e. This was also the point where he removed the linkage and transmissions-fluid lines from the trans case, clamping them back to minimize leakage.04| After unbolting the crossmember from the frame and the crossmember from the trans, Finnegan removed the bolts on the bellhousing and torque converter, allowing the trans to be lowered using the transmission jack.05| One thing that’s very cool about Gearstar is that it send everything. 01| The Level 4 Gearstar 4L60E four-speed isn’t much larger than the three-speed TH350 that was original equipment in the ’69 El Camino of Roadkill’s Mike Finnegan – yet it’s much stronger, allows precision adjustment of shift points and firmness, and adds a freeway-friendly 0.70:1 Overdrive.02| First out was the driveshaft. Step 2:In the Lokar Shifter kit you are supplied with two aluminum side mounting buttons that are approximately 5/8" in diameter. An MSD Atomic Transmission Control Module (TCM) will be the brain of the transmission and will control the valvebody, eliminating the need for a throttle valve cable that you’d find on a 700-R4 or 200-4R.

Accordingly, highlighted below are some of performance upgrades for greater torque capacity which you can try out.The 4L60E mods we have outlined above can ensure that whether you are a builder or a car fanatic with some level of experience, you can increase the horsepower and torque capacity of your car.The result can be quite rewarding starting from a higher level of performance, and reduction in fuel consumption. Performance Automatic’s seasoned professional staff understands your 4L60E woes and how to correct them. 2. These elements come from experience and knowing what to do with a 4L60E.
Approaching four decades ago, automakers were scrambling for solutions to fuel economy woes, and GM was no exception. The TV cable did the work of both the vacuum modulator and kickdown linkage in the TH350/400 and Powerglide transmissions.

Your transmission has two round, hollow bosses cast into the case, one on the driver’s side and one on the passenger’s side. (e.g. If you have an electric controlled unit, you can skip this step. General 4L60E Information B&M’s 4L60E …

In 1982, GM conceived the Turbo-Hydramatic 700-R4 overdrive automatic transmission as a replacement for the time-honored TH350 three-speed automatic.What made the 700-R4 different than any previous GM automatic was a new approach to shift modulation through a device known as the throttle valve (TV) cable. Step 2: Power Splice the power wire (Pin 9 Red with 7.5 Amp However, the electronic aspect of the … We apologize for this inconvenience and encourage you to visit Sign Up today for our FREE Newsletter and get the latest articles and news delivered right to your inbox. STEP 2 PREPARE CASE, SERVO AND ACCUMULATOR BORES Inspect bearings for galling on race and needles Note: Bearings can easily be pried open at the crimp. Now that’s out of the way, let’s show you a step by step 4L60E transmission rebuild. The later ones have two-piece case and are used behind LS engines. That means this driveshaft will need to be shortened.03| Finnegan planned to replace his headers while the car was on the lift, and removing the headers provides a lot of room for the trans to drop down, so those came off next. New adaptations are being developed all the time, engineered to make your 700-R4, 4L60, 4L60E, 4L65E, and 4L75E boxes better.Unless you are a seasoned transmission builder with a lot of experience with the 4L60E series transmissions, it is suggested you never execute transmission rebuilding yourself. Pin Count) Step 2: Flushing the System FLUSHING THE TRANSMISSION COOLING SYSTEM WITH A HOT FLUSH SYSTEM … When the 4L60 crossed over to electronic control to become the 4L60E, it took on a different main case and valvebody to accommodate electronic control. This is because its shift modulation was carried out with the use of a device known as the throttle valve (TV) cable.While the TV cable was able to modulate shift programming using throttle position and vehicle speed, it was still unable to bring about a perfect balance between fuel economy, driveability, and longevity.Another problem that was posed, is irregularities in the line pressure and timing when a car owner improperly adjusts the TV cable. Tom Cyr of Performance Automatic got into this business because he is passionate about automatic transmission function and racing. If your 4L60E is slipping, overheating, shifting irregularly or making noise, you should have it repaired before or, in conjunction with the installation of your B&M 4L60E Shift Improver Kit.

Ensure that the new transmission is not damaged prior to installation.

ACDelco 24232073 GM Original Equipment Automatic Transmission 2 … One way each of these can be made possible is through simple 4L60E performance transmission upgrades.Now, the automatic transmission has come a long way because, for almost 40 years, car manufacturers have had their fair share of hassle while trying to design the best fuel economy engine. GM powertrain engineers went to work developing a computer-controlled 4L60 known as the 4L60E based on the 700-R4.The 4L60E arrived for 1993 with precision shift quality like the 700-R4/4L60 had never known before. not necessary to remove the Manual Lever Position Sensor (MLPS) on a 4L60E transmission.
Gearstar sells both. The sensor uses a long plastic plug that we were able to shorten by a quarter inch, but it still hit the floor.11| Here’s the new Gearstar 4L60E ready to be lifted into place. From 1993-’97 the 4L60E was a two-piece affair consisting of a main case and a four-bolt extension housing in passenger car applications. 16-Speed: More Gears Than You Can Shake Three Sticks At 2011 Chevy Silverado – Project Blue Bomber Finale

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