Tried search, need help
The numbers on the end are:
1721
s 11
3150
Also, while reading about LS6 cam specs, I found that there are a couple of different LS6 cam designs.
http://cgi.ebay.com/ebaymotors/5-7-L...-/250738260690
Listing is for an LS1 cam #1721 & doesn't have the complete set of numbers. This looks like it might be like yours. You can always ask him for all of the numbers.
https://ls1tech.com/affiliates/truck...d.php?t=308206
If you go by this explanation, then your cam is an off-shoot of the LS1 based engine.



