R4161 PHBH 28RS Aprilia Custom
Original equipment on an Aprilia Custom 1995, but can be re-jetted to suit other models.
M42 x 1.25 Threaded air intake connection, fitted with wide trumpet / intake adaptor.
36mm rubber sleeve type engine connection.
Cable type choke mechanism fitted, lever choke can be fitted if requested.
Oil feed connection
Cable type choke fitted, lever type can be fitted if requested.
- 70 Slide
- X2 Needle
- 264BN Atomiser
- 110 Main jet
- 65 Idle jet
- 70 Choke jet
- 250 Float valve
- 9010.1 Float - 9.5 grams