Fuel injector 5.1 g/s, Fits OE VRSC engines along with others needing a high flow injector which use the EV-1 Minitimer square type connector Injectors are an OE replacement, delivering fuel at 5.1 + grams per second Recommended for stock to mild performance engines Injector has EV-1 Minitimer square type connector Replaces factory IWP063/B, OEM 27665-01/A For RACE application ONLY