I have always gone with - the fuel just shuts off when the float reaches parallel with the carb body. Snowbum has an actual depth measurement somew...

Yeah! Victory!

Oops - editing here. I forgot that the enrichment circuit also draws air thru a port on the intake end of the carb at the 3 or 9 o’clock position. Whe...

IMHO, if it just spins (w/spark) on full choke and doesn’t fire, the enrichment circuit is not working. First, are the carb butterflies closing ok? V...

Have you found the problem? Going back a bit - when you say it won’t start - does it just spin without firing, or does it fire and try to start? If ...

Did you disassemble the chokes (enrichment valves)? They are not interchangeable right and left. Must go on the correct carb. Also the shaft must be ...

With 3 years of use now in my ‘78, I feel comfortable recommending the Enduralast/Sachse system from EME. Mine is the model fit to my stock Bosch alte...

Rick Jones at Motoelekt.com sells an LED headlight that replaces the entire stock unit w/reflector. Has a version for the /5. Looks cool, too.

That’s great! Tricking out your airhead at 86 years old! Congratulations and Happy Birthday!

And, your needles are still at the first position (leanest)? Hmmm … what could it be? Air filter is good. You’ve been under the starter cover and ...

I have a ‘78 R100 with 40mm Bings. I was chasing a carb issue years back. I wanted to eliminate the enrichment circuit as part of a process of elimina...

Glad you are back! Very nice airhead, once again! I was a club member early on, with my ‘78 R100 w/Hannigan. Then dropped out when life got in the ...

The needle is held in the piston by a wire spring clip that engages the grooves cut in the top portion of the needle. There are 4 sets of grooves, tha...

Mike, hope you found a fellow airhead or two!