1979 Ski-Doo Supplementary Shop Manual, Page 182Get this manual
SECT ION 06
SUB-SECTION 02 (FRAME)
FRAME WELDING
Steel frame: Electric Welding Amperage70-110 AmpVoltage20-24 volts RodE-7014 (332 ")
FRAME CLEANING
Clean frameFor aluminum frame use only" Aluminum cleaner" and follow instructions on container(Dursol cleaner or equivalent)Touch up all metal spots where paint has been scratched offSpray all bare metal parts of vehicle will metal protector