So after reading through those threads I think I understand what the check balls do. They restrict the flow of water to the riser so water will divert through the manifold. Having said that check balls shouldn't have any effect on the flow of water out the back of the boat. So now I'm really...
I have a 2011 4.3 TKS with an Alpha One Gen II drive. This issue has been around since part way through last season. I was having a problem with the port riser getting hot. On the muffs in the driveway barely any water coming out the port side exhaust. Starboard just fine and a cool...
