I was stripping an old Li150 lump at the weekend and found this damage to the outer "o" seal seating. What do you reckon, replace it or risk it?

Cheers,
Nigel

Weymouth, Micky. Thanks for your offer, but a mate on Portland has come to the rescuemickyb wrote:where abouts in Darrset bud, cos I got a spare one in my garage in Ferndown