Home › Forum › Ask A Member › 1955 QD 16 Rod Knock/Piston Upgrade Question › Reply To: 1955 QD 16 Rod Knock/Piston Upgrade Question
August 18, 2024 at 5:24 pm
#289935
OK, that hole you are pointing out is in the cylinder head, so that is not the bleed hole I am referring to. Steve kindly posted pictures of the hole I am talking about. This hole just bleeds off a little water to help keep the exhaust housing cool, but it often gets plugged/blocked by carbon…

