4 inches or less, but depends on deadrise, weight etc. Shallow water actually creates quite a lot of lift to the hull. You can actually feel the...
2 to 3 inches for a short distance
twin jets have been driven by one motor with simple chain or toothed belt drive with much greater simplicity, and no need for reverse rotation....
Have a search around on Riverjet There are guys that have fitted UHMW wear rings on Mercury Sportjets to very tight tolerances, and getting...
The intake grill issues will have a big effect, and you seem to have fixed that. The tolerance of the impeller to the wear ring (sleeve...
You NEED a mercury sportjet 240hp. Get you to the fishing spots faster than the other boats;) :D :D
Have you contacted Hamilton in NZ? marketing@hamjet.co.nz http://www.hamjet.co.nz/
Check this one out. Very similar http://www.nzjetboating.com/yabbse/index.php?topic=5599.0
Have you looked at www.swashdrive.com.au. This guy has developed a jet unit that works great.
Sprintcar race engines are smallblock with that sort of hp. They focus on lightweight componentry as well, with ally blocks and heads, and lots of...
And the wedge for the nozzle is like this. It angles the outlet down slightly to reduce bow lift, which is usually the cause of porpoising in a...
Would probably help to make the plate twice as long as it is, ie where it ends now, make about half way. If you can set up a mount for it there...
Short boats are always prone to porpoising. How long is the cav plate under your jet unit now? The full length of the jet unit to the end of the...
