Thread: which impeller for a 440-550
04-04-2008, 11:28 AM #1
which impeller for a 440-550
I have a 1985 js440 that I put a js550 engine in with a 44 carb, high comp head, and half pipe exhaust. I still have the 440 pump in it. I have a 16.0 prop and a 17.0 prop which one should I use?
04-06-2008, 11:57 PM #2
thry the 16p first. i think the 17 will be too big.
04-07-2008, 12:30 AM #3
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