Would it involve drilling out the rivet? What would replace the rivet?<

I've done this with passenger truck and I replaced the rivet with a screw. Requires tapping one of the parts, forgot which.

a lot of very good, free-rolling,

accurately detailed trucks ------Why bother with CV
trucks?<
Exactly! I think TMW will eventually make everything we ever need <G>!

Jon Miller
AT&SF
For me time has stopped in 1941
Digitrax, Chief/Zephyr systems, JMRI user
NMRA Life member #2623
Member SFRH&MS