The drive belt is fixed. There is no way to tighten it. They are model specific. You need to have the correct belt for the snowmobile. Now if you are referring to the track, that would be a different story. They are adjustable.
We used 30 weight Shell Rotella T oil.
1969 = serial start by 932 and 1970 by 032
Jack Johnson - 1970 is rated/received certificates of: USA:GP
Keshon Johnson was born in 1970.
Martin Johnson was born on March 9, 1970.
Jack Johnson - 1970 was released on: USA: 25 July 1970 (Detroit, Michigan) Denmark: 17 November 1978
Martin Johnson was born on March 9, 1970.
A. Allen Johnson was born on June 6, 1970.
A. Allen Johnson was born on June 6, 1970.
Andreas Johnson was born on March 22, 1970.
Andreas Johnson was born on March 22, 1970.
Simon Johnson - novelist - died in 1970.