1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 467Get this manual
Quality of the image is intentionally reduced!
CYLINDER HEAD and VALVE CONDITIONING CISASSEMB Y
igure 13)
p(lrt' it .1-8089 lOol(
2 Th oroughlv' val'e guid ith -8101 too l(, ig urc3 Cl;:!ra ll carbon and sludge from