cracked heads
Alittle info on the set up
12.1 compression
383 smallbore
big cam
2 stage wet kit jetted for a total of 350hp
I dont care to fix them i'm installing some 225's now but i was just woundering what this is caused from, The valves where put in the heads over two years ago and when i blew the 346 up i put them on my 383 and they where not like that then witch was 10,000 miles ago and a few hundred passes


