This ad is for three harmonic balancer covers. Two of the covers fit early 283 and 350 small blocks as well according to AI. 327, 307 302 motors The Chrome one is for a BBC like a 396, 427 or similar. I cannot read any numbers off of the timing chain covers. As you can see, one of the timing chain covers is freshly painted and never installed. The other SBC cover is used, and it has been on my wall for some time. The large one if chrome for BBC applications... ngine Application: Pre-1986 Small Block Chevy (2-piece rear main seal) and BBC motors
I meet people at Bill Miller's at Exit 175 (Garden Ridge Exit/FM 3009) in the evenings, or at Bill Millers on I-10/Huebner (during the day)) if you want to exchange cash for the parts.