Vanguard OHV V-Twin User Manual page 149

Models 540000, 610000
For proper sealing on these models, the oil fill cap (5)
has an O-ring, the dipstick has a grommet (6), Fig. 18.
NOTE: The oil dipstick tube (7) is not removeable/
serviceable on these models. If damaged
replace the crankcase cover.
…
†
‡
Fig. 18
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