Keihin Injector

The flow rates of the injectors are measured in cc/min. It has no correlation to the displacement of the bike.Each injector has been flow tested to provide accurate measurements for implementing injector flow CC rate/settings into your ECU. Those measurements are listed below. Stock Injector Flow - 80cc (CRF110F, CRF125F, Grom, Monkey, Cub, CT125)Upgraded Injector - 120cc/Minute (6-hole)Upgraded Injector - 140cc /Minute (6-hole) Recommended size  120cc F Type Injector  - For all stock bore CRF110's on 87-110 octane, required for E85 Upgrade Big Bore CRF110's on 87-110 octane fuel. 140cc 6 Hole or 140cc 8 Hole - For all CRF110's with a 132cc kit running E85, or for larger 147cc+ builds 87-110octane or E85.