Changing cam chain

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Name Etc.
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Changing cam chain

Post by Name Etc. »

I'm doing it. Those of you who have or intend to, did you or would you replace the guide and rub blocks? Top one, front one, and tensioner one? Already did new tensioner...
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Re: Changing cam chain

Post by Queensland Ken »

Wouldn't think so, I have herd of the guides lasting forever.
If there is no wear I wouldn't worry.
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Re: Changing cam chain

Post by Calimus »

Yea, just check for wear. If there isn't any, leave them.
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Re: Changing cam chain

Post by huron52 »

Just curious here if you are changing the cam chain are you going to changing both spockets? and then of course why are you changing them. How many miles are on the bike.
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Re: Changing cam chain

Post by Bust »

Valid points Tom... I've wondered about the sprockets myself. I know over the years when I've done this with automotive engines it was done as a unit.
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Re: Changing cam chain

Post by Name Etc. »

Actually the only thing I can find in the Yamaha service manual is to change chain with the two cam gears and the Crank Shaft... Not the crank shaft gear. The crank shaft.
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Re: Changing cam chain

Post by yamafitter »

Name Etc. wrote:Actually the only thing I can find in the Yamaha service manual is to change chain with the two cam gears and the Crank Shaft... Not the crank shaft gear. The crank shaft.
I just rechecked the micro fiche at Ronayers.com and the crankshaft gear is not sold separately from the crankshaft. If you want to replace the crankshaft gear you will be replacing the entire crank at $588.
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Re: Changing cam chain

Post by Name Etc. »

yamafitter wrote:
Name Etc. wrote:Actually the only thing I can find in the Yamaha service manual is to change chain with the two cam gears and the Crank Shaft... Not the crank shaft gear. The crank shaft.
I just rechecked the micro fiche at Ronayers.com and the crankshaft gear is not sold separately from the crankshaft. If you want to replace the crankshaft gear you will be replacing the entire crank at $588.
That would explain the shop manual saying replace crankshaft
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