i got a 1977 sleekcraft jr executive  with a 12je pump and a cut impeller doing a engine rebuild due to finding water setting in cylinders.
what i have
stock pac a jet ford 460
stock crank stock piston
d3ve heads
dual valve springs
stock rockers
elderbrock performer intake
holley 750 carb
crane cam h-190/2567-10
254/254 at .439/.439 lift
front sump oil pan
center rise thru transom exhaust
what i have picked up
block at machine shop getting bored 30 over
elderbrock performer rpm intake holley 850
armondo rear sump oil pan
looking at lunati cam 10340702k
262/268 at.540/.552 lift
trying to achieve 450 hp to have a nice cruiser and to pull skiers what would be my best combo to get me there