In Reply to: Compression 150, 90, 75, 150 ....question posted by Warren, Australia on June 25, 2001 at 17:57:23:
... on a warmed-up open-throttle plugless engine. And besides being a daily driver with no oil loss, according to MacCartney these engines shouldn't work with a compression less than 100 PSI!
After a squirt of oil into the combust' chamber, pressures are 150, 95, 80, 150.
-leaking valves, leaking bores?
-Guess I'm looking at both a head and block rebuild.
-I'm thinking about just a head rebuild but am I wasting my time?