High Quality Engine Exhaust Valve 8‑97019337‑0 8970193370 Replacement for ISUZU NPR 4HF1 Truck Spare Parts Detail Information Part Name: Exhaust Valve Part No.: 8-97019337-0 Application: FSNKR NPR NQR Engine Model: 4HF1 4HG1 4HE1 6HE1 Pan Size: 42mm Rod Size: 141mm Material: 21-4N Steel Positon: Inside Cylinder Head Quality: High Performance Keyword: Isuzu Engine Parts Highlight: 8970193370 Exhaust Valve , 4HF1 Exhaust Valve , 8972195092 Exhaust Valve 4HF1 4HG1 engine exhaust