I used similar sizes with the crap I bought from the Irish FLAPS, one got within a few fractions of an inch of the valve cover and warped badly. If you know of a place that has higher grade material, use it. This stuff was paper thin.


'69 1/2T stepside, Sea Foam Green, 250 L6 w/ 3 on the tree, not an option on it, in the family since new.