1970 OMC Stern Drive Models Where can I find my model number? 90 NUFM-12A NUFM-69R NUFR-12A NUFR-69R 120 CUFM-19E CUFM-69B CUFR-19E CUFR-69B CUTM-19E CUTM-69B CUTR-19E CUTR-69B 155 HUFM-19E HUFM-69M HUFR-19E HUFR-69M HUTM-19E HUTM-69M HUTR-19E HUTR-69M 210 TUFM-19E TUFM-69B TUFR-19E TUFR-69B