View Single Post
Old 10-22-2009, 09:01 AM   #4
68 TT
Still plays with trucks
 
68 TT's Avatar
 
Join Date: Jul 2009
Location: Spokane, WA
Posts: 3,570
Re: engine identification

Quote:
Originally Posted by *****in85 View Post
what doesthe L LS9 mean? i know it has M on the block not L
The LS9 is an option code and the M is a casting identification mark used by the foundry.

A 2-bolt block with main studs is quite strong so it is not junk. It is a good foundation to build on.
68 TT is offline   Reply With Quote