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speed sheave an apex

Charged RTX

Expert
Joined
Mar 11, 2005
Messages
442
Location
Southern NH
Has anyone experimented with gearing and a speed sheave. I tried gearing my rx-1 down 2 teeth with no significant gains. I was also told the rx likes tall gears. Does the Apex also.
 

Charged RTX said:
Has anyone experimented with gearing and a speed sheave. I tried gearing my rx-1 down 2 teeth with no significant gains. I was also told the rx likes tall gears. Does the Apex also.
I have just installed mine and have not adjusted my clutching to where i feel it is just right yet,but even with stock clutching it cleaned all of the sheeves out in a short field,maybe 300-400 ft. and i could not even get hooked up,so we added my supertips in and some different helix angles but could not get it past 10,000 in that short of a distance,and not sure if i trust the lake enough to rip it up on there yet.
 
If you could keep us updated I would really appreciate it. I am thinking of the sheave, ram air and haucks fuel accelerator. Do you plan on gearing down?
 
mnmsnowbeast said:
Charged RTX said:
Has anyone experimented with gearing and a speed sheave. I tried gearing my rx-1 down 2 teeth with no significant gains. I was also told the rx likes tall gears. Does the Apex also.
I have just installed mine and have not adjusted my clutching to where i feel it is just right yet,but even with stock clutching it cleaned all of the sheeves out in a short field,maybe 300-400 ft. and i could not even get hooked up,so we added my supertips in and some different helix angles but could not get it past 10,000 in that short of a distance,and not sure if i trust the lake enough to rip it up on there yet.

How the heck did a speed sheave give you any more bottom end?
 
I don't know. I think they just allow you to gear down without losing top speed. Or just install it and increase top end if you have the power and conditions.
 
87gtNOS said:
mnmsnowbeast said:
Charged RTX said:
Has anyone experimented with gearing and a speed sheave. I tried gearing my rx-1 down 2 teeth with no significant gains. I was also told the rx likes tall gears. Does the Apex also.
I have just installed mine and have not adjusted my clutching to where i feel it is just right yet,but even with stock clutching it cleaned all of the sheeves out in a short field,maybe 300-400 ft. and i could not even get hooked up,so we added my supertips in and some different helix angles but could not get it past 10,000 in that short of a distance,and not sure if i trust the lake enough to rip it up on there yet.

How the heck did a speed sheave give you any more bottom end?
Who said the sheeve added lower end grunt? All i said was i was not yet set up,but as i stated my primary sheeves were cleaned all the way,which in this short of a distance generally does not do this,but it was not pulling the rpms a have in the past,and i myself i would not gear down on this motor,as i even tried to gear down my rx1 and i did nothing,but waste gas milage.
 


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