1974 Ski-Doo Shop Manual, Page 198Get this manual
ADJUSTMENT OF SCALE NO.2 FOR TESTS NO4,5,9,10
PROBE TEST
METER SET SCALE 4-6
COIL POWER TEST
METER SET
f) DISTRIBUTOR RESISTANCE
ADJUSTMENT OF SCALE NO.2 FOR TESTS NO4,5,9,10
PROBE TEST
METER SET SCALE 4-6
COIL POWER TEST
METER SET
f) DISTRIBUTOR RESISTANCE