Fuel Injector. Case Skid Steer SR130 SR160 SR175 SV185 410 420 420CT • Tractor D33 D35 D45 DX31 DX33 DX34 DX35 DX45 DX48 DX55 DX60. c. has been installed for a while, found that it is no longer needed or just didn't like it.