D: 73mm d: 14,5mm H: 76,5mm

P1800 chnr 16500-25668 then came 678790 from chnr 25669-Amazon 1967-68, P120, P130 chnr 216950-280978, P130 NOT GT chnr 283630-289597, 289728-291006, 291137-291360, 291362-291621.
After that came for Amazon 662797 and 676914 (B20A) or 678887 (B20B)