On in-line engines, refer to Fig. 1 and install the 3/8-16 x 7/8 inch long bolts with lockwashers.
Tighten the bolts to 30-35 lb ft (41-47 Nm) torque.
On in-line engines built prior to engine serial numbers 2D-903, 3D-011, and 4D-103, the top center end plate
attaching bolt was 3/8-16 x 3/4 inch long. Do not use a longer bolt at this location on engines built prior to the
above engine serial numbers.
Figure 1. Cylinder Block Rear End Plate Mounting (In-Line Engine)