1.21ft ultra deck 502 with set back pro dominator jet what will top speed be around was told 75-80 find that hard to believe.
2.502 horse power was told 550ish find that hard to believe also.
3.What kind of horsepower is needed to run speeds of 75 to 80 with the set up stated above..Thats it for starters.Thanx for the help..