I dunno how thick the chamber roofs are there but as long as it is not too near water, smooth them out.....not much loss of volume overall; probably less than a cc.I would be afraid of developing hot spots at those sharp edges of the pits.
915's are pretty common and pretty cheap to buy. I would look for another one.They are 915 360 heads I pulled off a 71 block.
915's are pretty common and pretty cheap to buy. I would look for another one.
View attachment 1715218926 would it be safe to say this head is junk ?