1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 669Get this manual
Quality of the image is intentionally reduced!
Figu re 19 Install lubricated dri"en pump gea with identification mark as shown in Figure 20 44 Lubricate nd in sta ll front ump gask et(F igu re 2145 Install woodruff ker (F ig ure 19) 46 Tnsta pump