This 22mm/37mm carburetor with manual choke lever is most commonly used for (but not limited to) 90cc 110cc 125cc and 140cc dirt bikes. Commonly called "PZ22". Also applies to other models of 50cc and 70cc Dirt Bikes and some 50cc to 150cc ATVs, Go karts / buggies and manual shift scooters.
- Manifold Inner Diameter: 21.1mm
- Breather Inner Diameter: 32mm
- Breather Outer Diameter: 36.8mm
- Bolt Mount (centre to centre): 48mm