jhdeepwater
New member
ford 153 on a 43 ' nauticat sailboat. The riser comes off the manifold at a 40 degree angle and then goes down at a 40 into the muffler. the exhaust is 3 1/2 inches. There is a 3/4 - 1 " cooling hose at the top. Its corroded and it needs replacing. Any place i can find a new one ???