i have some stock heads for a lm7 ironblock 5.3l.. i got them for 40 bucks..theyre in great shape.. i planned on sending them to get cnc ported/milled/ bigger valves installed. are these a good set of heads and are they worth messing with.. or should i go get some different heads im aiming...

OK, so after chatting with a few people they convinced me to start a build thread. This is a long term frame off build so it will be a while, maybe 1 - 2 yrs before it is done. Anyway, the truck is a junk yard find 97 S10 w/a blown-up 2.2L w/ auto trans, regular cab, & stepside. The truck was...

ive been absorbing this web site for a while now, great theory for engine builders and basics. the company designs and build systems for aircraft, but it all applies. might be a bit heavy for some. mechanical basics TOC (force, friction, fatique, cyclical fatique, fretting failure, beairings...

OK, not sure how it is on other Chevy vehicles but I have a 2002 Chevy S10. When one of my turn signals burn out my turn signal light in the dashboard blinks a lot faster and makes a fast clicking noise. Which alerts me when one of the bulbs needs replaced. So then I swap the bulb and all...

I have seen a lot of talk about the differences between the 4L60E and the 4L65E. This information from is from GM, ATRA (Automatic Transmission Rebuilders Association) and ATSG (Automatic Transmission Service Group) and having been building them since the beginning of the 700R4 in 1982...