Description:

LT1 OBD-1 ECM’s (2).

Plus solid Camaro/Firebird mounting bracket with extra bolts. Includes full set of harness wiring connectors, plus spare red wiring connector retainer clips. Plus spare knock module, cover, and mounting screws. 

16188051 models good for Camaro, Caprice, Firebird, Fleetwood, Impala, Roadmaster. 

$250 for everything plus shipping. Seems like nobody sells them with knock sensors, you get 3.