Dai

Life time member

Number of posts : 4973
I pushed mine in so that it was flush with the outside of the housing and it hasn't leaked since it was done. When I say 'pushed mine in' I mean exactly that - I just used my thumbs and went round the seal evenly. Grease the outside of the seal first.
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1983 K100 naked upgraded to K100LT spec after spending time as an RS and an RT
1987 K100RT
Others...
1978 Moto Guzzi 850-T3, 1979 Moto Guzzi 850-T3 California,1993 Moto Guzzi 1100ie California
2020 Royal Enfield Bullet 500