Here is the admission pipe POLINI Evolution orientable! This pipe is really at the top, first you orient it as you wish to place the carburetor as you want! Its position is intended for very large carburettors and its internal diameter too (30mm, for carburetor 26 to 30mm). Its fixing diameter is from Ø35 to 39mm. To avoid harmful vibrations and jolts, the sleeve is in specific viton.
Rigid enough for the pipe to crack and not break when tightening. Even aesthetic side we feel that POLINI has really cared for this piece wish. No need to put a seal, a seal is pre integrated at the junction, moreover it is delivered with instructions, screws ... Clearly, thanks to a perfect diffusion, a absorption of the vibrations, a good position ... the gain of performance will be present!
-For PWK carburetors, PHBH, VHSH, DELLORTO 26, 28 and 30mm.
-Fixation of carburettor Ø35 to 39mm.
-Internal diameter 30mm.
-Tilt angle 58 °.
-Original 360 °.
A = Ø35mm
B = 30
C = 58 °
For Minarelli / Yamaha Horizontal scooter engine such as the MBK Nitro, Yamaha Aerox ... and many other models.