It looks a good fit under the bonnet (hood).
And better pedigree than that olde lorry engine it replaced.
HealeyJag.jpg
No external sign that this 100-6 has a 3.4 Jag engine.
HealeyJag2...jpg
Owned 28 years. Next owner of this UK car could be you.
https://www.ebay.co.uk/itm/Austin-Healey-100-6-1957-Jaguar-3-4-conversion/253721523399?hash=item3b12fb34c7:g:vfEAAOSwV3pbJ4uU
Ivor