1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 52Get this manual

1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 52

ENGINE LUBRICATION IL SELECTION Crank ase oil hould selec ed to gi ve the bes performan ce und er the clima ti nd opera tin
ran ges and al th intervals at whi ch the oil hould be hanged TI c If ,h, poled ,.mperotutedurin; rhi ler''oi 4" which the
il remo In the c=:ra n'kcoie i Whencnge Cr cnk co, il APICla.rsificatio n Re9u lo1 .1 Ch n9t: Intrvol orroc-om me nded T
ernpr rgfure ", .1 Cho !: Intfrlv ol 900Foe l A1"ovc 90F32e l 6 doy 20 ho yt S or ap rQt on ond nd of oo hn; of Opet Ol lo
n _k e-vcf OCl:urs I of pe rat Ion 10 hour of ope Ti hl 'W r 01 bo al ll'CjJ OOF (1So C) Bela J2 F (OOC or dlol ffng ad f"1111
apr, day:i Of 20 ho vqoprroll on , Ee ry 100' f o per Ion 0' ODI II'9 Ollrl COrl " wh lc:h eye r DRAINING ENGINE OILOperate
engin until normal te mp eraturis indicatedIf th crankcase is drained whe th engin coldme of th uspe nded (o reign material
clings to tht: sides the oil pan and will not drain out readily dipstick and pump il out of crank case via djpstiek tube