Chevy P30 Chassis 1973 brake rotor clearance.
I had to replace the front rotor on my '73 P30 Sportscoach RV. The local NAPA had no listing for '73 dual rear wheel P30, but they did have one for the '75 and the rotor matched all dimensions, excep...
Forum Discussion
MEXICOWANDERER wrote:
No problem. Your rotors were cast and machined down here in Mexico in the city of Monterrery, Nuevo Leon. Or in a suburb. Want boring nomenclature? The iron was cast in Monclova. Nuevo Leon. Gad I've been down here too long :(
Your original rotors were hybrid metric (bearings) and US standard (inches) for rotor dimensions. Not the new rotors, they are all metric - to the closest mm match to the original inch measurement. They didn't want to be accused of "cheating" so they "rounded up" instead of "down" with the mm's.
That probably explains it. Those suckers are heavy! I had to put them on/off a half dozen times as I worked on the clearance issues.
