bought an engine from the paper

[slimjym]

it is a gm 350 "GM350LG SGI" is stamped on the motor along with Block #880 and Casting # 0243880 can any one help identify what it is out of any help would be very much appericiated

*Edit 10243880 is the CASTING #

[Yenko427]

Hi Slim,

These are the numbers off the back of the block where the bellhousing bolts on?

[MikeKy55]

10243880...350...95-2000...2 or 4 bolt main...Vortec truck, Gen.I crate motors and "ZZ4", roller cam, one piece rear seal

[SycloneJoe]

Whats the casting # on the heads?