1970-1979 Ski-Doo Snowmobiles Service Manual, Page 135Get this manual

1970-1979 Ski-Doo Snowmobiles Service Manual, Page 135

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128 6 If offset is less than specified, install shims between chaincase and frameNOTE: On steel chaincases, shim can be cut in half to correctfor bent chaincaseCAUTION On aluminum chaincases, always u