Ran w2 heads for many years with mopar 590 cam...and 3/8 pushrod,,,1st several years with bushed ductile mp rockers..and then last time with crane 1.6 aluminum using the same pushrods...never had to grind the rockers.

Tony

70 AARCuda Vitamin C
71 Dart Swinger 360 10.318 @ 128.22(10-04-14 Bakersfield)
71 Demon 360 10.666 @122.41 (01-29-17 @ Las Vegas)
71 Duster 408 (10.29 @ 127.86 3/16/19 Las Vegas)