Chevy fourth generation aluminum big-block head is readily i.d. 'ed by "bow tie" emblem and new square exhaust ports that exit ¾ inch higher than previous D-port design. You'll have to drill new ...

Standard small-block Ford heads … miniscule ports, even smaller valves, an ugly Thermactor boss sticking right up through the exhaust port. They're born losers, right? You want a small Ford to run, go ...

I worked as a machinist in an automotive machine shop in the early 1980s before my career took me into the aerospace sector. The shop's high volume of mundane engine rebuilds and turning brake drums ...