Methinks #28 carb tops as well as the smooth oil filter. Surly the smooth oil filter can't be original can it?
Can't imagine the round cover came from the factory..... but, 7419 was produced before the warranty replacement recall for vins between 1784 - 9554, SB #13, 1/26/70.
as noted per "Production Models" in website:
Case, oil filter
1 - 4148
15411-300-000
Smooth exterior, no fins
Case, oil filter
4149 - 7414
15411-300-010
External cooling fins added
Case, oil filter
1 - 7414
15411-300-010
Internal strengthening ribs
added to finned oil bowl,
number "2" on outside - Honda
supercession, 26 Jan 1970