manufacture date

5643314 was produced 07-Nov-2003

Engine Type: ROTAX 912 ULS

Engine Version: 912 ULS2

Model Number: 309120110

Original Factory Configuration:

• without 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 nipple conn. for oil pump
• with expansion tank
• without air box
• without engine truss
• starter large

Many thanks for the fast response!

Any chance of checking on a Rotax 914 UL serial number 9577027? Thanks! 

see https://www.rotax-owner.com/en/general-tech-discussion/7645-date-of-manufacture_1#p24500 ...