The original throttle cable from the 2S is simply too short and would not reach the linkage for your ITB’s. I had a have a look at some aged Toyotas on the wrecking lawn and found a single that would in good shape from the 1989 SV21 Camry. This structure https://andersondhdqu.blogproducer.com/46873060/toyota-4a-ge-no-further-a-mystery