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700r4 corvette servo instructions install#
700r4 corvette servo instructions upgrade#
700r4 corvette servo instructions tv#

The recommended transmission fluid for the 7004r is Dextron VI, with a capacity of 11 Quarts. The transmission case has 16 bolts and a transfer case of aluminum. It had a case length of 23.5″~ and a weight of 170 lbs~ without fluid inside it.

The transmission was made between 1982-1992. In conclusion, the 700r4 transmission is a 4-geared hydraulic automatic transmission with the 4th gear, an overdrive gear (30% increase).

700r4 corvette servo instructions tv#

The transmission then became electronically controlled instead of the TV cable, with some other changes that I will go through further down in the article. In 1991~ the 700r4 transmission was replaced by the popular transmission 4L60. The 700r4 transmission was not electronically controlled yet it was hydraulic pressure controlled with a TV cable, which acted as a throttle position sensor to control the gear shifting. Due to its popularity, it is also quite effortless to find replacement parts for this transmission. If we mentioned all car models this transmission was installed in, the list would be very long.Ī lot of people like the 700r4 because of its excellent durability. You usually find the 700r4 transmission in GM cars like the Chevy Blazer, Suburban, Camaro, Corvette, Impala, and even in Oldsmobile Cars and many more. The 1st and 2nd gear got a lower gear ratio, and the transmission case itself became a bit longer and larger.

700r4 corvette servo instructions upgrade#

The 700r4 was an upgrade with an additional gear (Overdrive). The TH350 was a three geared transmission without the last overdrive gear. The 700r4 and the 200-R4 transmission replaced the TH350 transmission that year.

700r4 corvette servo instructions install#

Our parts are recommended for professionals! Install and assembly instructions are available for those who need it.įeel free to contact us if you’d like to see some more pictures or have any additional questions.So what is a 700r4 transmission? The 700r4 Transmission was introduced the year 1982. Modifying the piston out to fit your worn out pin is a bad idea, it will create a large internal cross leak and lower the effectiveness of the servo kit. If your original servo pin is mushroomed under the E clip, carefully grind your existing one back to size – otherwise it will not go through the new piston. NOTE: It is recommended that you replace your servo pin, most of them mushroom over time.

We will sell the other components of this servo separately, just ask.

You will have to disassemble your original servo and reuse some GM components.

Piston seals will come to you already installed.

Can be installed without removing transmission from vehicle.

Increased holding power, more positive 1-2, 3-2, 3-4 and 4-3 shifts.

All stock hard parts are interchangeable.

OE style PTFE seals create a positive seal without causing band drag.

4 th apply piston features 11% more fluid apply area.

2 nd gear has 22% more fluid apply area than GM’s best piston.

Unlike some super hold servos, added holding power without having to worry about floor pan clearance.

6061-T6 CNC manufactured billet construction.This 700R4, 4L60, 4L60E, 4L65E and 4L70E is our complete OE replacement that comes with both the super hold intermediate servo and the 4th gear extra hold servo. 100% brand new billet complete extra super hold, extreme duty servo assembly.