...but all the smart people seem to be here..
so, there is conflicting information on here, and Pelican Parts.
for a 901/38 case
Serial #6405100
On Pelican Parts, it says it's a 1970 (built in 1969) 914/6 engine.
http://www.pelicanparts.com/914/technical_...hassis_info.htm
On the 914World, 914 Info page, it says it's a 916 engine.
http://www.914world.com/specs/engnumbs.php
Any idea what it really is??