S23 Big Valve Manifold Oil & Chemicals

S23 Big Valve Manifold Oil & ChemicalsThe S23 Big Valve manifold V. 2 with large double racing reed block. For vertical Peugeot, Kymco, SYM or Honda engines. With this intake system and a 19mm or above carburetor, you can get the most out of your engine! The intake system has a vacuum Port also, Comes as shown with fixings, reed valves, 23mm adapter for 21 23mm cp polini carbs, and 32mm adapter for Polini OKO 24 30mm. Other adapters available in different sizes. This will not fit your 85

The specially coated roller tracks prevent debris accumulation that causes roller weights to flat spot

trimmer MAPS: selects the spark advance timing map

might as well replace your reeds with something better

add a NCY big brake kit and your done

when you can get quality parts

Cleans and lubricates water pump seals

IF you have an air cooled Piaggio

235mm eye to eye

on the minarelli zuma vertical

Supplied with two sealing washers

or home brew setup

Check our our dyno video using this cylinder