View Full Version : Casting numbets? How to identify? Year model? HP? Etc
twins3950
11-18-2021, 10:56 AM
is their casting number ID list??
TorqueSouth
02-13-2022, 09:56 AM
The heads have casting numbers that are pretty well known. However they were interchangeable and the same heads ended up on many different motors and vice versa.
GSI_103183640487218328641
03-08-2022, 05:40 AM
you can know yours if you call the dealer and ask about it
Jetech88
10-14-2022, 05:37 AM
https://www.onallcylinders.com/2019/10/03/the-definitive-guide-to-ls-engine-specs-and-ls-engine-upgrades/
This might help. 4.8l and 5.3l used the same castings
gemwintattoo
08-26-2023, 03:42 AM
you can know yours if you call the dealer and ask about it