E30 325 - M20B27 Throttle Body (BMW PN: 1285330) Core Unit Options:I will send my unit in for refurbishment and W126 Mercedes vehicles from

and W126 Mercedes vehicles from 02/1976 - 07/1983

Existing oxidized plating stripped off steel components

As this is a brushed DC motor the brush holder is inspected and new brushes are installed as needed

then finished polished in ceramic media for original luster

E30 325 - M20B27 Throttle Body (BMW PN: 1285330) Core Unit Options:I will send my unit in for refurbishment and W126 Mercedes vehicles fromEarly Production 325 BMW PN: 13 54 1 285 330 Throttle Position Sensor NOT INCLUDED but will be cleaned and adjusted if sent in with customers core. Completely disassembling and ultrasonically cleaned. Strip existing oxidized plating off steel components, polish and replate in fresh zinc yellow chromate where appropriate and original. All aluminum, brass components are vapor honed inside and out. Throttle shaft, plates and pivot arm vapor honed,