Here you go guys. Camping link below.
http://www.mendiprcraceway.co.uk/camping/
The site map is on the page but to clarify please camp on the left hand side grass as you come through the gate and head towards the off road track and club cafe.
The club organises the camping fee on behalf of the site landlord so the camping payment link includes a Paypal fee so the club is not out of pocket.
Book away and thank you for your co-operation.