"For my repower, I ended up wi
"For my repower, I ended up with a low-hours (hopefully) mid-80s 5.7 260 HP Mercruiser engine, with manifolds and risers.
I want to install this to a late-80s MC transom assembly.
I have on hand a late 80's 4.3 parts boat (source of the above-mentioned transom assy).
It seems some Y pipes listed will work with both the 4.3 and the 5.7 - is this so for these engines?
How many of the other parts - exhaust elbows, tubes, clamps are interchangeable between the 4.3 and 5.7?
What is the common life span of the rubber tubes and the clamps in the exhaust system?
And while I'm asking, I heard that the exhaust, drive and shifter bellows are good for five years then should be changed since they are so critical - true?
This is my first Mercruiser boat project, I guess it shows…"
"For my repower, I ended up with a low-hours (hopefully) mid-80s 5.7 260 HP Mercruiser engine, with manifolds and risers.
I want to install this to a late-80s MC transom assembly.
I have on hand a late 80's 4.3 parts boat (source of the above-mentioned transom assy).
It seems some Y pipes listed will work with both the 4.3 and the 5.7 - is this so for these engines?
How many of the other parts - exhaust elbows, tubes, clamps are interchangeable between the 4.3 and 5.7?
What is the common life span of the rubber tubes and the clamps in the exhaust system?
And while I'm asking, I heard that the exhaust, drive and shifter bellows are good for five years then should be changed since they are so critical - true?
This is my first Mercruiser boat project, I guess it shows…"