2007 Polaris Two Stroke Snowmobile Workshop Repair manual, Page 97Get this manual
FUEL DELIVERY 4If replacing lower injector, remove the lower two bolts from the lower part of the fuel rail8Crimp the ends of the new injector firmly on to the wire harness (10)
5Remove the failed injector(s)NOTE: Make sure that the green rubber washer (9) comes out with the failed injector(s)
9Tape exposed wire and splices (11)