That's a big jump. That 70 is a big carb single TC, the 90 is a triple, 3 smaller WB carb. You could cut the head for 165 psi , jetting it up a bit,...
It looks like he is just pre-coating the balsa first with resin, then once that tacks up he will be putting down the glass. Balsa sucks up plenty of...
Are you putting straight resin over top of the core? Or is there a layer of glass down as well? Hard to tell in the pictures. I'm not far off of core...
I've recently obtained a Force 70 horse 2 stroke 91 by Mercury Marine and in 86 glasstream 15 ft bass boat price was right it gets me going at about...
