Can you share some pics with us? I've been looking for a 450SLC. I had a '76 that I loved, but had to get rid of it. I'll admit that they all drive a little differently, but mine was a dream to get on the highway, or turn corners around town. I think you will enjoy it.
1982 300D (266,001 mi.) looking and running great
1976 450 SLC
1982 Jaguar XJ6 (loved, but gone)