When I check in to building a performance PRV-V6, I found information that said our engines do not have any means of adjusting the timing chain. One of the reasons you cant mill the head (too much) to increase compression. -----Original Message----- From: Casey Putsch [mailto:chaparral2a002@xxxx] Sent: Thursday, February 28, 2002 1:06 PM To: dmcnews@xxxxxxxxxxxxxxx Subject: [DML] timing chain trouble? what's this sound? I am wondering if any of you have had or heard of either your timing chains or timing chain tensioners having trouble and perhaps making a ticking sound. <SNIP>