OMC 12x22p overhub cleaver. Awesome condition, from my own personal collection. Tuned by the legendary Tersius Swanepoel. 13 spline to suit 40-70hp,...
No idea where I got the heads. I bought them cut and ready to bolt on from someone on here. They are stamped "27 cc" which obviously is not correct....
Should have mentioned this before but some primer bulbs have little flaps in them as opposed to the more common check valves. They all need the arrow...
Seems odd that you pump the ball hard, then the fuel syphons back out of the carb bowls. Maybe put the fuel tank higher than the carbs on the top of...