Product Name : RECTIFIER
OEM :
Product Code : B1-H604HD
Product Description : REC HI Diodes: 6-50A diodes With diode trio. Copper heat sink Dim: 111mm OD M5 x 0.8 x 25mm Batt. Term. For: Hitachi 40-55A IR/EF Alternators w/ Vacuum Pump FOR USE ON: (1987-81) Chevrolet, Isuzu, Nissan, Pontiac (Diesel)