There was an outfit in South Bromley , called Costello who used to produce V8 conversions for the MGB. 1970 does seems to be a bit early for them. Their first conversion was a one-off in 1971.

http://www.mgcostello.com/#!evolution-of-the-costello-v8/c1qkr



Andy G
1999 +8 , Indigo Blue.
Ex-John McKecknie/Mike Duncan 1955 +4 racer.