cam lobe flat? how do you verify that?

[grumpyvette]

well theres several ways, use of a magnetic base with a dial indicator will allow you to compare each rocker as it moves thru it arc. the intake rockers and then the exhaust lobe readings should all match within a few thousands of an inch

read thru these links

viewtopic.php?f=52&t=528

viewtopic.php?f=52&t=282

http://www.harborfreight.com/cpi/ctaf/d ... umber=5646

http://www.harborfreight.com/cpi/ctaf/d ... mber=93295

visual inspection on a BIG BLOCK is easier than on a sbc, but heres a tool that will help at times

viewtopic.php?f=62&t=881&p=1389&hilit=leakdown#p1389

viewtopic.php?f=27&t=1514

viewtopic.php?f=44&t=799&p=1161#p1161