New Material For Side Cover to Channel Plate Gasket

FIGURE 2 - SIDE COVER TO CHANNEL PLATE GASKET AND WIRING HARNESS:

SUBJECT: New Material For Side Cover To Channel Plate Gasket

TRANSAXLE APPLICATIONS:

1989 THM 440-T4/HYDRA-MATIC 4T60 (ME9)

TRANSAXLE MODELS:

All 1989 Models with 440T4 (4T60)

BULLETIN COVERS:

A new Side Cover To Channel Plate Gasket (65) using a new (Vamac (TM)/cork) latex coated cellulose Gasket (Figure 2). The new Gasket will provide a better seal by reducing the potential of crushing or splitting of the Gasket when the Case Side Cover Pan Nuts
(53) are torqued.

FIGURE 1 - THM 440-T4 (HYDRA-MATIC 4T60)/THM F-7 TRANSAXLE IDENTIFICATION INFORMATION:

DATE OF PRODUCTION CHANGE: (Figure 1)

November 1, 1988 (Julian Date 306) all THM 440-T4/HYDRA-MATIC 4T60 transaxles are built with the new Gasket.
SERVICE PARTS INFORMATION:

The new Gasket will be available for service once the previous gasket stock has been used up for service. This new Gasket will not be available separately, order the Side Cover Gasket kit package or the Complete Overhaul Repair package.

Part No. Description Model Year/Model Usage

8644902 Pkg. Side Cover Gaskets Kit 1984-89/All

- Gasket, Side Cover to Case
- Gasket, Side Cover to Channel Plate

Parts are currently available from GMSPO.