The TD-23U is the OBD0 B18a Distributor. Made for the 90-91 Integra.

Xenocron offers the complete line of RPM Parts distributors for Honda and Acura vehicles. These feature all new parts and there is no core required! They come complete with a cap and rotor, ready to install and run. High quality, North-American Made, components ensure OEM reliability and performance. These distributors are an excellent value and perfect as OEM replacements.