Universal Parts CN250 DC CDI Unit | 172mm Engine Street Tire One of the most impactful

One of the most impactful and affordable upgrades you can make to your scooter is swapping the clutch springs

Once mounted

6 mm thick

Standard barrel ends — compatible with PD24J and most GY6 carburetors

resulting in snappier throttle response and higher peak RPMs

Universal Parts CN250 DC CDI Unit | 172mm Engine Street Tire One of the most impactfulRestore reliable ignition timing on your CN250 powered machine with this Universal Parts stock replacement DC CDI unit. Designed specifically for the 250cc water cooled 172mm 4 stroke engine found in Chinese street legal scooters, ATVs, dune buggies, and go karts, this is a direct plug in replacement for the factory unit with no wiring modifications required. DC CDI: Direct current ignition matches the stock electrical system on CN250 172mm engines