That's about what i would expect... like TK said "leave it be" and enjoy!
Hi guys I am thinking of overhauling my cast iron heads. Valve stems are not sealing. Symptoms, vehicle smokes alot on cold startup. After 5 minutes of driving the smoke clears up. May give a puff...
Never really got into sepultura, always meant to give em another go, but haven't got around to it - yet. Got suicides an alternative on vinyl, was big on suicidal tendencies back in the day. Was...
My favorite rod on a budget is the scat pro I beam with 7/16 bolts. I've run them over 600hp/7500rpm no issues. They're light & tough, for the $ they're hard to beat.

Yella Terra exchange heads used to be done with 0.005" oversize valve stems, I think you can still get valves with oversized stems but not as common. By the time you still have to ream the existing...
Holden 308 H