6777913 is a 912ULS produced January 25th, 2011
original factory configuration:
with fuel lines
UL2 I=2,43 with clutch
without vacuum pump
with green valve covers
without mech. tachom. pick up
without external generator
without air guide baffle
with std. temperatur sensors
with screw connection UNF
with expansion tank
without air box
without engine truss
starter large