1.1 Cylinder Block
DETROIT DIESEL 53
adaptor plate on the overhaul stand (Fig. 4). Use
adaptor plate J 8683 (6V engine) with overhaul stand J
CAUTION: Do not lift a V-type engine by the webs in
the air inlet openings at the top of the cylinder block.
16. Align the bolt holes in the adaptor plate with the
holes in the cylinder block. Then install the 3/8 "-16 and
5/16 "-18 bolts, with a flat washer under the head of
each bolt, and tighten them securely.
CAUTION : Be sure the engine is securely mounted
to the overhaul stand before releasing the lifting
sling. Severe injury to personnel and destruction of
engine parts will result if the engine breaks away
from the overhaul stand.
17. With the engine mounted on the overhaul stand,
remove all of the sub-assemblies and parts from the
The procedure for removing each assembly and
subassembly from the cylinder block, together with
Fig. 3 - Cylinder Head Gaskets and Seals in Place on
1972 General Motors Corp.