Check out this Formula dealer price sheet from 1972 that includes the classic Formula 233 with the top-of-the-line MerCruiser 188 engines for $16,295. Adjusted for inflation, that works out to about $97,000 in 2017 dollars. The MerCruiser 188 was a 188-horsepower Ford 302 CID V-8 typically mated to a MerCruiser R drive.
