TM 5-3810-300-24 & P2
G. Install the crankshaft journal bearing segments in the connecting rod and connect the rod cap.
H. Insert the connecting rod with piston through the top of the cylinder.
I. Position and attach the bearing cap to the connecting rod, making sure the bolt lock strap is positioned on the
cap. Tighten the connecting rod bolts evenly and torque to 100-115 inch pounds or 8-9 foot pounds.
J. Bend the new lock strap prongs up against the hex head of the bolts.
K. Install the other connecting rod and piston in the same manner.
3. Unloader.
NOTE
A NEW UNLOADER KIT SHOULD BE USED WHEN REBULIDING. THE UNLOADER PISTONS IN
THE KIT ARE PRELUBRICATED WITH A SPECIAL LUBRICANT PIECE NUMBER 239379 AND NEED
NO MORE LUBRICATION.
A. Install the unloader pistons in their bores being
careful not to cut the O-Rings or distort the
backup rings.
B. Posit1on the unloader plungers in their guides and slip them in and over the tops of the pistons. Install the
unloader spring seat in the crankcase inlet cavity; a small hole is drilled in the crankcase for this purpose.
C. Position the saddle between the unloader piston guides, so its forks are centered on the guides.
D. Install the unloader spring, making sure it seats over the spring seats both in the crankcase and on the saddle.
E. Position and install the inlet valve guides, then drop the inlet valves in their guides. There should be a loose
sliding fit between the guides and valves.
4. Cylinder Head.
A. Install the inlet valve spring in the cylinder head by applying a turning motion to the spring after it is in the head.
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