+ Patented design improvements over S&S® carburetors
Patent #D 638,857
+ Relocated accelerator pump nozzle
for increased throttle response
+ Plug for screw in Thunder Jet, now a bolt on!
+ Directly interchangeable with S&S® Super G & Super E carburetors
+ Accepts S&S® Jets and S&S® bolt pattern Air Filter Assemblies

Ulima® R1 & R2 Polished Carburetors

#42-91 Ultima® R-1, S&S® Super G replacement
#42-90 Ultima® R-2, S&S® Super E replacement

+ Relocated accelerator pump nozzle
for increased throttle response


+ Plug for screw in Thunder Jet, now a bolt on!

Available separately:

Flange style intake manifolds for Ultima® motors 1.800” id port runner.
69-141 Ultima® 100/107/113 C.I.
69-142 Ultima® 120/127 C.I.
95-133 1.800” dia. intake to head O-ring seals (2 required)