GM 8L45/90 Pressure Regulator & Shuttle Valve Kits - Transmission Digest

GM 8L45/90 Pressure Regulator & Shuttle Valve Kits

Wear at the pressure regulator casting bore and/or shuttle valve sleeve in GM 8L45/90 transmissions can cause multiple issues including high line pressure, harsh shifts, low cooler flow, loss of lube oil and overheating.

These two new, drop-in Zip Valve kits from Sonnax feature upgraded, highly wear-resistant materials to properly restore hydraulic integrity and provide better sealing and durability for lasting results:

· Pressure Regulator & Shuttle Valve Kit: P/N 154740-02K

· Shuttle Valve Kit: P/N 154740-09K

You May Also Like

GFX introduces new oil pan lines for various GM transmissions

GFX has introduced a variety of new oil pans for several different General Motors transmissions.

oilpangroup-1400

GFX has introduced a variety of new oil pans for several different General Motors transmissions.

The different lines of new oil pans cover the following models:

GM 4L80E transmissions, model years 1989 and on.

TH700-R4 and 4L60 transmissions, model years 1982 and on.

GFX adds new hard part for JF015E, REOF11A

GFX has introduced a new hard part for Nissan and General Motors transmissions.

Sonnax highlights boost valve kits for Aisin Seiki transmissions

The drop-in K1 apply boost valve kit and lockup boost valve kit are available from Sonnax.

Alto offers filter kit for GM TR-9080 DCT

The kit is for the C8 Corvette, model years 2020 and on.

GFX adds new pump for vintage Powerglide models

GFX announced a new pump component for GM Powerglide models, covering several vintage model years: 1950 through 1973. Related Articles – Alto introduces Ford Mustang cartridge filter kit – TransTec updates 6F35 Gen 1 overhaul kits – Alto introduces molded piston kit for GM 9T50, 9T65

GFX-Powerglide-Pump-600

Other Posts

Sonnax releases Smart-Tech drum module for TH400 racing applications

At the recent PRI show in Indianapolis, Sonnax announced the release of its Smart-Tech drum module for racing GM TH400 transmissions. Related Articles – Sonnax introduces PR boost valve and o-ringed end plug kits for GM 9T series – TransTec updates E40D/4100 overhaul kits – Ingersoll Rand introduces new air hammer for shop work According

Sonnax-34555-01K
How to fix GM 8L45/8L90 no-move and no-pressure conditions

By now you may have heard of, or even experienced, a GM 8L45 or 8L90 transmission with a no-move or no-pressure condition. Conditions of no movement or no pressure after repair have plagued this unit since its inception. Here’s what you can do about them. Related Articles – Ford harsh downshifts: 6R75 2-1, 10R60 7-6

Tasc-Force-December-Figure-1-Pressure-Regulator-Valve-Assembly-Correct-1400
Sonnax introduces PR boost valve and o-ringed end plug kits for GM 9T series

Sonnax has introduced drop-in PR boost valve and o-ringed end plug kits for GM 9T45/50/60/65 transmissions. Related Articles – Milwaukee introduces new USB neck light – BendPak introduces new AP Series of two-post lifts – Sonnax introduces Smart-Tech drum module for racing applications Pressure regulator boost valve kit #184740-02K restores line pressure performance and renews

TransTec updates E40D/4100 overhaul kits

TransTec announced that all of its Ford E40D/4100 overhaul kits (model years 1996 and up) will contain Direct and Intermediate Feed Tube Seals. Related Articles – TransTec introduces Power Steering Gear Seal Kit for Jeep Wrangler – Sonnax highlights oversized low overrun valve kit – Raybestos adds new clutches for GM 8L45 The company notes