my ski was resting in my backyard for abt 2 mths coz tat time i cant get the result i wanted(low rpm abt 4500)after the mods i install...2day my fren Thomas was free so he install everything for me again,we check everything especially the reverse grate n bov.when we start the engine,the rpm went above 7000!finally we solved the problem!!is the reverse grate tat keep my rpm low haha...tks to the advice from all the buddies here...
then we went straight to test the ski in water rpm was abt 7800 at 77mph(speedometer) but it las for abt 1 min coz the bov flew offwe r sure we clip in tightly but it still fly off,is there anyway to make it more secure?im using solas 13/22r now,any impeller to recommend for asian how weather?i heard our sea water is heavier than US?btw where do u guys put the powershot?any pic to show?tks