Types: Year 1977 Identification letter H7 Model designation cc Basic code FL 1200 Electra Glide 1200 1A 1A nnnnn H7 FLH 1200 Electra Glide 1200 2A 2A nnnnn H7 XL 1000 Sportster Electric-Start 1000 3A 3A nnnnn H7 XLCH 1000 Sportster Kick-Start 1000 4A 4A nnnnn H7 D Golf-Car 3B 3B nnnnn H7 DE Golf-Car 4B 4B nnnnn H7 XLR TT TT Racer (Model Year unknow) 9B 9B nnnnn H7 XR 750 Sportster – Road-Racer 750 1C 1C nnnnn H7 FX 1200 Super Glide 1200 2C 2C nnnnn H7 CR P.O. Engines Shorttracker (Model Year unknow) 4C 4C nnnnn H7 D4 Golf-Car 7C 7C nnnnn H7 LE Sidecar 1D 1D nnnnn H7 SX 175 SX 175 175 5D 5D nnnnn H7 SX 250 SX 250 250 6D 6D nnnnn H7 MX250 MX250 250 7D 7D nnnnn H7 DE 40 Golf-Car 8D 8D nnnnn H7 FXE 1200 Super Glide (Electric-Start) 1200 9D 9D nnnnn H7 SST 125 SST 125 (Model Year unknow) 125 3E 3E nnnnn H7 FLHS 1200 Electra Glide Sport 1200 7E 7E nnnnn H7 GE 1200 Servi-Car (Model Year unknow) 1200 8E 8E nnnnn H7 SS 250 SS 250 250 9E 9E nnnnn H7 FXS 1200 Low Rider 1200 2F 2F nnnnn H7 SS 175 SS 175 175  4F 4F nnnnn H7 RR 500 Road Racer 500 (Model Year unknow) 500 5F 5F nnnnn H7 XLCR 1000 Sportster – Cafe Racer 1000 7F 7F nnnnn H7 SST 350 SST 350 (Model Year unknow) 350 8F 8F nnnnn H7 SX 350 SX 350 (Model Year unknow) 350 9F 9F nnnnn H7 MX360 MX 360 (Model Year unknow) 360 1G 1G nnnnn H7 XLT 1000 Sportster Touring 1000 2G 2G nnnnn H7 RX 250 RX 250 (Model Year unknow) 250 4G 4G nnnnn H7 TLE FLT Sidecar (Model Year unknow) 4H 4H nnnnn H7 DE3 Electric Gold Car (Model Year unknow) 4K 4K nnnnn H7