Take a look at these sites, not sure if they will work as a direct 'link' but the web address is there to find them.
Most are friends/customers of mine that I am pleased to be associated with.

www.yellowswirl.info

www.myoldmachine.com

www.howardgem.webs.com

www.themowercentrehailsham.com
If you think that part for your mower is obsolete? Contact Jon Cruse on his website. Fantastic!!

www.ridgwaytractorlocators.com
These guys can sell you and/or arrange shipping for tractors and
machinery from the USA

Also, BMB PRESIDENT Tractors.

I run the BMB President Tractor Club, we are members of the FBHVC and registered with DVLA on the V765 Scheme to enable me to help register President Tractors.

We have a forum that is linked to the site too, so anything President related, please do visit the site and have a read.

www.bmbpresident.com