If the switch is not changed and wired properly, the converter will not lock up in fourth gear and possible trans and converter damage may occur, not counting your gas mileage will suffer. Some mounting tabs from different sources are now available for different carbs if you don't feel like doing this yourself. Just so you will know, most of the time the brake cancel switch is also a cancel switch for the cruise control, if you have cruise. So, in my mind, they are still locking and unlocking.
700R4 Transmission Parts
If you do this mod, you change to the new pressure switch, depending on which type of solenoid you have, and leave the other switches in the valve body. You need to talk to a repairman or you might trying posting on Rodder's Roundtable Forum and post the question to Tony board name is Crosley. To submit your questions or ideas, or to simply learn more about It Still Runs, contact us.
R4 Wiring Hook Up - Wiring Diagram Pictures
This kit will help you make sure you get the wiring correct. When the solenoid is engaged, fluid is applied to the torque converter clutch, creating lockup and a direct link between the engine and transmission. The pressure switch which needs to be changed is the center, rear one. On another Q-Jet I cut the bell crank on the throttle shaft above an existing mounting hole and below the center line of the shaft.
At the switch I have a delay valve at the hose end where it connects to the switch. This is untested, but I see no reason why it won't work. Now you can go and enjoy the ride!
These photos were taken from a Chevy High Performance magazine article, not by me, well except for the last one, photo D, which I did take. Warnings Never turn on the torque converter lock-up at slow speeds, dating site body type as this may damage your vehicle. These are the critical distances and angles you need to get right so that your transmission will shift properly and won't be damaged in short order.
It is very important to set up the Throttle Valve T. If you can't find a plug, datemenow dating you can either use some slim female spade connectors or solder the wires on. Torque the transmission bolts to the manufacturer's recommended torque with a small torque wrench.
Press the transmission pan back onto the transmission and hand-tighten the bolts that secure the pan to the transmission. The pressure switch is located on the righthand side of the trans. It will not let any vacuum go to the switch until the engine coolant temp reaches degrees. If you get a new sleeve, popular dating sites for young make sure it has a seal already in it.
700R4 speedo hookup
Why, I don't know, but they did. Verify you even need to do it first. It only took a few minutes to do this on both of the carbs and needs to be done to make sure you don't ruin your transmission.
Speedometer Gear Calculator
Changing the switch and wiring can be done in the car without a problem. The photos in the article are of a R tranny. Tips The toggle switch can be installed in any location inside the vehicle.
When you install the switch, be careful to not over-tighten it. You will have to use the calibration button that came with your speedo. Route this wire through the rubber grommet in the firewall and down to the transmission. So what happens is, it locks and unlocks, over and over again.
The Cable X comes with very easy to understand instructions, and there is no fear that you need an electronic engineering degree to make it work. Some of the t Bullets will leak oil because the O-ring will not seal properly. It came with a two wire solenoid also. Should be obvious by looking at it -. When retrofitted into early muscle cars, these trannys require the pressure switch to be changed and a few wires rerouted.
- Allow as much fluid as possible to drain from the broken seal between the transmission and transmission pan.
- Since writing this article, I've had a lot of inquiries about it.
- Next is a wiring diagram by Peter Row that looks good to me.
- You should be able to find a driven gear housing at your local wrecking yard.
- Now again, with so many different variations of these things, you may also have a single wire solenoid.
- Through a circuit board, called a decoder, it analyzes it and then uses the calculated data to turn a small electric motor internal to the box that spins the speedometer cable.
- There's also a small lip seal in the sleeve to seal it to the driven gear shaft.
- Also, there are many different variations of valve body's with several different types of pressure switches and wiring schemes.
- This red wire will also require a female spade connector.
This is the reason they have so many pressure switches. This is a great transmission. If you buy a Corvette transmission R like I did, you will have to change the extension housing and output shaft.
How to Wire a Switch to Lock Up the Torque Converter on a R Transmission
Place the new transmission pan gasket over the transmission pan, aligning all holes. This is one of the reasons I did this. There is No provision for transmission mount on my main case, it's slightly different to my Camaro R when there is provision for a transmission mount.
700R4 Speedometer Gear
Post a picture of what you have. This ensures that the driven gear properly engages the drive gear. For vacuum going to the low-vacuum switch you will need to use a manifold vacuum source. The factory installed a couple of different types of pressure switches depending on the application. Loosen the transmission pan bolts four or five turns each, and gently pry down on the edge of the transmission pan, being careful to prevent any bending or warping.
The part you're after is called a speedometer driven gear sleeve. The Cable X box comes equipped with a inch-long speedometer cable, so the box needs to be mounted within that distance from the instrument cluster. Once that is done, both the odometer and speedometer will read accurately, regardless of other modifications you make to the drivetrain. You see the two terminals that you need to hook to.
It only had one pressure switch. It was a mechanical drive. Put on safety glasses and place a large drain pan under the transmission pan.