What's my 350

[57larry]

bought a old Chevy truck with a strong running 350, it doesn't have a hole for a mechanical pump, markings on the front tab, passenger side reads KO7O5 FND. can't find it listed  

what year is this block? thanks, Larry

[chris spokes]

bought a old Chevy truck with a strong running 350, it doesn't have a hole for a mechanical pump, markings on the front tab, passenger side reads KO7O5 FND. can't find it listed  

what year is this block? thanks, Larry

have you had a look here    https://www.mortec.com/castnum.htm

[enjenjo]

It's a 350 out of a 85 Chevy truck with a manual transmission and TBH originally rated at 210 hp. Flat tappet cam.

[57larry]

thank you Frank, I found it to be a TBI 1991 chevy truck 350