DETROIT DIESEL 53
CYLINDER BLOCK END PLATES
A flat steel plate is bolted to the rear end of the cylinder
block to provide a means of attaching the flywheel
housing. At the time of a complete engine overhaul or
of a cylinder block change, the cylinder block rear end
plate must be removed and subsequently reinstalled.
When the end plate is removed, it is essential that all of
the old gasket material be removed from both surfaces
of the end plate and the end plate cleaned as outlined
under Clean Cylinder Block in Section 1.1.
Check the surfaces of the end plate for nicks, dents,
scratches or score marks; also make sure it is flat.
Check the plug nuts in the end plate for cracks and
damaged threads. If nicks or scratches on the sealing
surfaces of the end plate are too deep to be cleaned up,
or the plug nuts are damaged, replace the end plate or
When installing a plug nut, support the end plate on a
Fig.1. - Cylinder Block Rear End Plate Mounting (V-
solid flat surface to avoid distorting the plate. Then
press the nut in the end plate until the head on the nut
seats on the end plate.
also apply an even coating of gasket cement to the
outer surface of the gasket next to the end plate.
Install Cylinder Block Rear End Plate
1. Affix a new gasket to the end of the cylinder block
2. Align the dowel pin holes in the end plate with the
(flywheel end), using a non-hardening gasket cement;
dowel pins in the cylinder block. Then, start the end
plate over the dowel pins and push it up against the
NOTE: When installing the end plate, the heads
of the plug nuts In the side of the end plate on the
V-type engine, should always face the forward end
of the cylinder block.
3a On a V-type engine, refer to Fig. 1 for the location
and install the 3/8" -16 x 1" bolts with lock washers.
1972 General Motors Corp.
SEC. 1.1.1 Page 1