Author Topic: Chain pitch  (Read 975 times)

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Offline steve7406

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Chain pitch
« on: July 11, 2011, 05:46:45 pm »
Std chain pitch on a 1977 suzuki rm125b is 428 should i up size to 520 and why.



2000 Yamaha WR400f
1980 Suzuki RM250t
1977 Suzuki RM125b                                         
1975 Yamaha MX250b
1973 Yamaha mx360 (on the rebuild table)                                                               
1972 Yamaha dt1 250
1976 Suzuki ts 185

Offline Kane Mcguire

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Re: Chain pitch
« Reply #1 on: July 11, 2011, 06:06:01 pm »
i have same bike. 520 chain/sprock will last longer but 428 is so much lighter and definately gives better acceleration. i have 428 and no derail probs.

Curly3

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Re: Chain pitch
« Reply #2 on: July 11, 2011, 07:32:15 pm »
Hey Steve, would you trust anyone called Kenny?

Offline Kane Mcguire

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Re: Chain pitch
« Reply #3 on: July 11, 2011, 09:19:09 pm »
ok slideRulz. hey get the kids onto pirate bay and download the first episode. east bound and down!