1985 Ski-Doo snowmobile Service Manual, Page 327Get this manual
Section 03
Sub-section 09
TRANSMISSION (DRIVE CHAIN)
DRIVE CHAIN
GENERAL
There are four (4) types of the Bombardier drive chains single 12" pitch, triple 38" pitch and silent chain typeFor proper use refer to Technical data
CHAIN ATTACHMENT
When JOining chain ends, the open end of the circlip must be on opposite side of chain rotationThe circlip should also be facing the outer side of chaincase1.2"
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