I installed one in mine temporarily. You don't have to mount it permanently. Easily removed by disconnecting a power lead and plugging a bung in the exhaust with a fitting.
Small price to pay versus guessing with expensive jets IMHO.
Now you have me thinking and doing some web research... and I have to share this
- love the 'Good Old Boy' approach.
Did you weld up a fitting on your manifold/header for a wideband O2 sensor? Or was it already there?
50 years from now - how are we going to restore a "classic" microprocessor based modern car?? Alfas - 1980 Spider, 1987 Milano, 1976 Spider