I put a Weber carb on my 195.5 Ramber OHV engine a while ago.
I jetted it per Tom Jennings postings... However, I used the
Ramber 2 barrel manifold and mounted the carb "inline"... I
recieved a 1 1/2 tall air cleaner with the carb.... Well, when
reviewing what Tom did, I noticed his air cleaner looked taller.
I just installed the tall one (2" tall).......I am amazed.. This
simple change made pulling a grade just that much better..Boiling
point on Sierra highway always slowed me down to 50 mph...Now,
I can pull it at 55.......Friggin' amazin'...