I stumbled across this PDF on another forum. Excellent source of info on LS components, part numbers, dimensions, etc. Thought it might be of interest.
Yeah, that's a nice reference. You can download the entire catalog on the GM Performance web site. We actually provide it RCR customers.
On the GM Peformance web site there are some nice engine spec sheets that details fuel requirements, recommended oil types, filter models etc. Even first startup procedures. We also provide that information to customers as well.