CBR 600F2 1991 - 1994 CBR 600F2

WOT throttle angle... is it not suppoed to be 90 degrees?

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Old 01-13-2008, 07:04 PM
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Default WOT throttle angle... is it not suppoed to be 90 degrees?

Are the throttle plates not supposed to be at 90 degrees at WOT?

I've been messing with the throttle cables for hours, trying to get them to work (and return automatically), but I can't imagine they would design the carbs to not open to WOT (90 degrees) at max open.
 
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Old 01-14-2008, 12:20 AM
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Default RE: WOT throttle angle... is it not suppoed to be 90 degrees?

So I take it WOT is not 90 degrees?
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Old 01-14-2008, 11:34 AM
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Default RE: WOT throttle angle... is it not suppoed to be 90 degrees?

180 degrees.

90 degrees (also known as 1/4 turn throttle) is aftermarket,and not for the inexperienced rider.
 
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Old 01-14-2008, 12:38 PM
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Default RE: WOT throttle angle... is it not suppoed to be 90 degrees?

180* carb plates would be completely closed and upside down. He's not talking about the throttle on the bar as far as I can tell, but the plate inside the carb.
 
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Old 01-14-2008, 12:50 PM
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Default RE: WOT throttle angle... is it not suppoed to be 90 degrees?

Yes... I know that the throttle isn't supposed to be a quarter turn stock.
 
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Old 01-14-2008, 03:19 PM
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Default RE: WOT throttle angle... is it not suppoed to be 90 degrees?

Although strangely enough, it only seems to move... a quarter of a turn.

I have like 3 different throttle grip tubes from three different bikes, and they all look the same... I can't imagine they'd ALL be quarter-turn grips.
 
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Old 01-14-2008, 03:44 PM
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Default RE: WOT throttle angle... is it not suppoed to be 90 degrees?

Even stranger, the carbs I took off my bad engine will open all the way, but they wouldn't open all the way when they were on the bike. And then, the carbs I put on my good engine would open all the way when they were off the bike, and now they won't open all the way...

So, WTF?
 
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Old 01-16-2008, 09:49 AM
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Default RE: WOT throttle angle... is it not suppoed to be 90 degrees?

Got the right throttle cables and cable routing?
 
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Old 01-16-2008, 10:15 AM
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Default RE: WOT throttle angle... is it not suppoed to be 90 degrees?

When you put the carbs on the bike, will they open all the way up without the cable attached? If so, then you have a cable/twister issue.
 
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Old 01-16-2008, 02:10 PM
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Default RE: WOT throttle angle... is it not suppoed to be 90 degrees?

Actually, I don't think they will... I could have sworn the carbs I put on the bike would open to 90 degrees before I put them on the bike, and they wouldn't when I put them on (WITHOUT the cables hooked up). Not to mention the throttle grip will do a full 180 degrees with the cables, if I don't hook them to the carbs.

So perhaps I've got some sort of blockage.

Oh, come to think of it, maybe one of the hose clamps that holds the carbs on the bike is hitting one of the secondary (or even the primary) throttle arm...thingies. I kind of ignored the stock positions to make them easier to put on
 


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