1954 Elgin 7.5HP 571.58772 Oil and Gas Mix and Ratio

[LouB64]

HI.. What would be the proper oil and gas mix and ratio for a 1954 Elgin 7.5HP motor? What type of oil and what type of gas should be used? Thanks

 

[Scott Danforth]

24:1
TC-W3 oil and 87 octain pump gas

 

[LouB64]

Thank you Scott