Ted Proctor only made 3 of these, plus a fourth with a 25 cm shorter wheelbase specifically for hill climbing, they were a fair bit faster than a beetle, being 125kg lighter 12.5cm lower & very aerodynamic, they were not built on a VW pan, they had a ladder type chassis designed to take the beetle front & rear suspension. The Hillclimb car had a porsche motor, I don't know how many still exist, but there is at least one