COMP Cams Valve Seal 5/16in Viton For .4

EZ Valve Lash Wrench
Title: 5301 Wrench, EZ Valve Lash 5/16"
Valve Size: 5/16" / .566"
Guide Size: .425"
Size: 5/8" Wrench w/ 3/16" & 7/32" T-Handle