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700R4 Valve Body 1982-1986

$417.99
In stock • ships from the USA • qualifies for FREE shipping

700R4 Valve Body 1982-1986, remanufactured and ready to install. Fits the 700R4. Ships fast from the USA.

Fits these transmissions
Secure Stripe checkout • free shipping over $100 • 30-day returns
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Ships from the USA
30-day returns

About this product

Early 700R4 units, the ones GM put behind 1982-1986 Chevrolet and GMC trucks, Blazer, Suburban, Camaro, Corvette and Caprice, carry the most miles of any 700R4 still on the road, and the valve body is usually the first thing to go soft. This remanufactured GM valve body is built specifically for that 1982-1986 window.

What the valve body does in a 700R4

The valve body routes line pressure from the pump through the pressure regulator, boost, TV and shift valve bores to apply the clutches and bands as the transmission moves through each gear, with TV cable position and governor pressure deciding the timing. On a unit this old, the bores wear, the TV cable circuit loses the pressure rise it needs under throttle, and the shift quality that made the 700R4 usable in the first place goes with it.

Symptoms of a worn valve body on an early 700R4

How to confirm before you order

Slip and harsh shifts on an early 700R4 can come from the valve body, the sun shell, or both at once, so it is worth checking which before you spend. The 700R4 common problems and fixes guide covers the early-unit failure points side by side, and if you are also weighing whether to stay with the 700R4 or move to the related 200-4R, the 200-4R vs 700R4 comparison lays out what actually differs between them.

Fitment

Built for the 700R4 covering 1982 through 1986 production, as used in Chevrolet C/K pickups, Blazer, Suburban, Camaro, Corvette and Caprice, and GMC pickups from that span. The early 700R4 went through case and calibration changes within this window, so confirm your casting against your own vehicle rather than going by year alone. Browse the 700R4 parts collection for the rest of what fits, including early-specific pieces like the sprag clutch and sun shell listed below.

Install notes

Change the fluid and filter at install so debris from the old valve body does not circulate through the new one, and adjust the TV cable to spec once it is back together since the 700R4's shift timing runs off that cable rather than a computer. If the old unit had any slip or burnt clutch history, open the case far enough to inspect the sun shell and sprag clutch while you are in there, since both are common early-production failure points that show up alongside a worn valve body.


Specifications

Fits700R4 1982-1986
Part typeValve Body
ConditionRemanufactured
BrandGM
ShipsFrom the USA
Warranty1-year

Complete the job: parts that go with this

Doing this repair right usually means replacing these at the same time. Same transmission, ships together.

700R4 Solenoid Kit
700R4 Solenoid Kit
$243.99
700R4 Shift Kit 1982-2014
700R4 Shift Kit 1982-2014
$117.99

700R4 Valve Body 1982-1986: common questions

What years does this valve body fit?

It is built for the 700R4 covering 1982 through 1986 production. The early 700R4 went through case and calibration changes within this span, so confirm your casting against your vehicle rather than year alone.

What symptoms point to a worn valve body on an early 700R4?

Harsh, late or flared shifts, especially into overdrive, slipping or burnt clutches under load, and torque converter clutch slip or shudder on lockup-equipped units.

Could the real problem be the sun shell instead of the valve body?

Possibly. Sun shell failure is a known weak point on the early 700R4 and produces similar slip and shift symptoms. It is worth inspecting both while the case is open.

What fluid should I run?

Dexron ATF, changed with the filter at the same time as the valve body so debris from the old unit does not circulate through the new one.

Does this need a relearn after install?

No. The 700R4 times its shifts off TV cable position, not a computer, so adjust the TV cable to spec after installation instead of running a relearn.

What else should I check while the case is open?

The sun shell and sprag clutch, both common failure points on the early 700R4 that can mimic a worn valve body's symptoms if they are not caught at the same time.


Repair guides for this job

Sources
  1. Gears Magazine (ATRA) — A Look Back: Adjusting the THM700-R4 Throttle Valve Cable. Covers the coarse and fine TV cable adjustment procedure and the full-throttle downshift check relevant after any 700R4 valve body swap. gearsmagazine.com/magazine/a-look-back-adjusting-the-thm700-r4-throttle-valve-cable/
  2. Transmission Digest — Adjusting the Infamous THM700-R4 Throttle Valve Cable. Covers the light-throttle shift points and the correction needed when a light-throttle downshift is missing after a cable or valve body change. www.transmissiondigest.com/adjusting-infamous-thm700-r4-throttle-valve-cable/
  3. Castrol — Transmax Dexron-VI Automatic Transmission Fluid Product Data Sheet. Backs Dexron-VI as a correct, backward-compatible service fluid for an early 700R4 originally filled with an earlier Dexron spec. petroleumservicecompany.com/content/pdfs/castrol_transmax_dexron_PDS.pdf

700R4 Valve Body 1982-1986

$417.99
In stock • ships from the USA • FREE shipping • 30-day returns

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