: Help idntifying northstar engine!!



guywithlegs
03-26-10, 11:50 PM
i just picked up a northstar, but im having trouble finding out what year its from. any help?
numbers on block:
6RU605271
3544850-1
3522506

Heads:
22 93 8 B
94 18 A 05

On water crossover:
3539786
D1432

Submariner409
03-28-10, 02:19 PM
If the 6RU605271 is off the machined pad on the side of the block below the right cylinder head then that's a "VIN derivative" and a GM dealer can run it to find out the VIN of the original car itself.

AJxtcman
03-28-10, 02:35 PM
Build Date : 08/27/1993
Eldo engine = LD8
http://www.cadillacforums.com/forums/cadillac-tech-tips/123441-how-identify-northstar-power-train-parts.html