SINOCMP Focuses On Serving you wholeheartedly. Carbon Fiber Trim. Valve Body and Throttle Body. Fuel Injection Pump 4307021 For CUMMINS ISL ISC Komatsu Excavator. Part Name:Diesel Fuel Injection Pump. Part Number: 4307021, 4307188, 4307025, 4954314, 2872667, 4954362, 4307025, 4088866, 4954361, 4307024. Engine Code: ISL8.9/ISC8.9. Engine Model:ISC ISL 8.9 liter. Fitment: For Cummins, Komatsu Excavator. Otherwise deal is final. We will be happy to resolve any issues you may have in cordial and friendly manner. We will reply every message and solve the problem within 24 hours(except holiday). Feedback is very important to us.