Zipper Big Bore | Builder's Logs
STAGING — a test copy of hangarflying.com. Nothing here is real.
logo
Back To Blog
Previous Post
Next Post
Zipper Big Bore
Hours:  16.00
Jan 20, 2022
The Legend, Hal Stockman, can to the Hangar Flying shop to help me install one of his Zipper big bore kits on my 912 ULS! What a remarkable experience and an all around great guy!
engine zipper rotax 912 uls big-bore top-end piston head overhaul