47. Gear stack showing the positio-
ning of the shifting forks.
48.
When fitting a new 1st gear to
the lay shaft be sure it has the
same amount of internal clearance
(slop) as the 3rd gear on the lay
shaft.
Close Ratio
1
2
3
4
Main
17
20
22
22
Teeth
Lay
20
18
16
13
Teeth
1.99 1.52 1.23
1.0
Ratio to 1
Wide Ratio
1
2
3
4
Main
14
18
21
*
Teeth
Lay
23
19
,~
1:
Teeth
2.78 1.79 1.29
1.0
Ratio
Primary Ratio
19/39=1.86 to 1
*Close Ratio ~ears are used in the
wide ratio
transmission
at
these locations
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Square Barrel Engine Manual Service Manual
