ENGINE MECHANICAL SERVICE MANUAL NUMBER 22
Page 3A-56 90-860074--1 FEBRUARY 2002
2. Prepare hardware following instructions a. - d.:
IMPORTANT: Cylinder head bolts may be installed as many as three times, and then
must be replaced with new bolts. Replace if any doubt exists.
a. Thoroughly clean all cylinder head bolts and washers, including all formed
spacer-washers (terminal bridges, three types) and cylinder head spacers (for ends
of first and last cylinder heads).
b. Using clean SAE 30W engine oil, lubricate the bolt threads and underside of bolt
heads of all 12 mm cylinder head bolts.
c. Lubricate the threads and underside of bolt heads on all 14 mm cylinder head bolts
with Molykote (obtain locally).
d. Place all parts on a clean surface or lint-free shop cloth.
IMPORTANT: Head gaskets must be installed DRY - Do NOT use any sealer on
gaskets.
IMPORTANT: Install head gaskets ONLY as shown.
3. Ensure head gaskets are installed as shown.
70280
a
b
a-Manufacturers Name - Facing Up
b-Part Number - Facing Up
4. Using a screwdriver install two Cylinder Head Guide Pins 91-801333501, into 12 mm
bolt holes in cylinder block at cylinder number 1 location, as shown.
70437
a
b
a a
a-Guide Pin, Bolt Hole Locations (Two at each cylinder)
b-Guide Pins Installed
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