Quote:
I picked up a set of M/T valve covers for my small block...What PCV valve have you guys used that is this size?

For the M/T valve covers Holley p/n 241-214 comes with two grommets in the package with 3/4" PCV hole .

HolleyGrommet241-214.JPGMVC-331S.JPG
Grommet pack 241-214

Last edited by Mattax; 11/27/16 10:51 AM. Reason: added photo