1957 XKSS bought for hill climbs. The Brits mean racing uphill on twisty roads, not cross country without a road.

"Hillclimb" in England means racing up a curvy road to the top of a hill; the road is paved the whole way. It's not like an American hillclimb, straight up the side 
Thanks Archie! 

Jaguars at the Muckenthaler concours, from the 1950's to the XJ220

 the above silver e type is the car that the following interior and engine photos are of. Extensive work like moving the firewall, etc etc have happened