4l80e manual valve

14 R Line from manual valve in “R”. Line pressure boost valve #14 Boost oil Rev 4. A practical solution: Install TransGo relief assembly intersecting #14 oil circuit that would only operate during a high line pressure malfunction.  · 4L80/4L85 Full Manual Valve Body Conversion Kit. Complete Full Manual Valve Body Gen IV, Gen V, LS, LT1, LT4 Chevrolet Engine 6L80E/6L90E 6 Speed Conversion Kit. $ Out of www.doorway.rubility: Out of stock. Trans-Brake Valve Body, Full Manual Style, Cast Aluminum, Chevy, 4L80E, Reverse Shift Pattern, Kit. Part Number: TCI Not Yet Reviewed.

of results for "4l80e valve body" Shift Rite Transmissions replacement for 4L80E UP Updated Transmission Valvebody MT1 Shift Rite 4L80E. out of 5 stars 7. $ $ Get it Mon, Dec 13 - Wed, Dec $ shipping. Only 8 left in stock - order soon. Automatic Transmission, Competition, Full Manual Valve Body Style, spline Input, 4L80E, Chevy, GMC, Each. Part Number: HUPHD Not Yet Reviewed. High flow converter dump valve for 4l80e. Includes dump valve and all installation hardware. Must be used with a non-lock up converter.**Shipping rates are for within the Continental U.S. Customers outside the Continental U.S. must call in to place order and pay by phone to include proper shipping rate.* Any orders placed and paid for online via Paypal from outside the Continental U.S. with.

The 4L80E uses shift solenoids A and B to control upshifts and downshifts in all forward ranges. The solenoids are both powered with system voltage when the ignition is on. Ground is provided by the vehicle PCM in a specific sequence to control shift scheduling (figure 1). Easily Convert the 4L80E to Full Manual Control They say necessity is. The OE manual valve in GM 4LE and 4LE transmissions is prone to bending due to its length and relatively narrow spools. Once bent, the valve causes excess bore wear, allowing critical fluid to escape the chosen circuits. This can result in delayed engagement, low line rise and loss of gear. Installing improved Sonnax manual valve eliminates these problems and renews manual. 4L80E Competition Valve Bodies. Auto shift valve body with pro tree fluid release transbrake feature. Transbrake can be activated in Lo range and be manually shifted, or can be activated in D3 range and be fully automatic. Minor ECM tweak permits transmission brake activation in D2 range for second gear start capabilities.