1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 17Get this manual

1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 17

WINTER STORAGE Cylinder block suffer horizontal cra ck",hen wat er fre czes in the block Th [r ezc era ar' caucd fai lur
fuel upply off al fu tankRe move flam arr lor and tarl engine With engine running at fast idle (8001_00 RPMlow[)' pour un
ces (.118 liter) of uicksilve.r tora uc eal92.8143) or, if !lot avai[abl e, un of AE 30 lVI oil (for NlerCruiscr 80 and and
ounces of oil for rCruiser 60) into arbur tor throat whil t! ngin running fue ut ca rbur tor fuel pump and Lin taU cngi by
uring last two (2 oun 'C oil rapidl into carbur elor Figure 1Cooling Syst em Check Valve bLoo en host! clam on Si'" in Figur
and re move hose from check valveInrt short le ngt of wire into valvto be sure that i not pluggrJ dRe mov plug (r rear ma
nifold (Fi ure 3) eAll plugwatt:!r to drain mpl tel yReinstall hose and WARNINGBe sure thaI en"olJl compartment is well ventilatedand
tJut there are no gasoline vapors present during this operationto prevent potential fire hazard a nd sq uirt one un ce of