1965-67 Model 530 or 1967-68 Model 540, I'd say.
The pressed-in 'Victa' in the deck is the diagnostic feature - the earlier Model 509 ['63-64 Model Year], 510 ['64-65], still had the cast crescent Victa deck badge, according to the 'Green Book' pics.
Cheers,
Gadge
"ODK Mods can explain it to you, but they can't understand it for you..."
"Crazy can be medicated, ignorance can be educated - but there is no cure for stupid..."
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