http://justacarguy.blogspot.com/2011/05/vw-engines-identification-info.html
"VW engines identification info
REMOVED FROM MANUAL: TECHNICAL DATA FOR SERVICES IN THE WORKSHOP - VW OF BRAZIL - 1979 EDITION
POSTED BY THE END OF THE TOPIC Ednei:
GAS-Gasoline / Alcohol-ALC
BA - 1600 - BRASILIA (1976)
BD - 1600 BEETLE GAS
BG - 1600 GAS AND KOMBI KOMBI EXP
BJ - 1300 BEETLE GAS
BK - 1300 LAC BEETLE BRASILIA
BM - 1300 LAC GOL
BN - BRAZIL GAS 1600
BV - 1600 GAS VARIANT
BX - 1600 LAC KOMBI KOMBI EXP
BY - 1300 GOL GAS
BZ - 1600 GAS VAN
UF - 1600 BEETLE GAS
UG - 1600 GAS VAN
UJ - 1600 LAC BEETLE
UK - 1600 LAC VAN
Motors above 90
UFA - 1600 BEETLE GAS
UJA - 1600 LAC BEETLE
UGA - 1600 GAS VAN CARAT
