12V 55A Alternator Fits 1991-2003 Yanmar 3Jh2 3Jh3 Sailboat

⚠️ INSULATED GROUND, 55 AMP:
• This alternator has a separate negative terminal
• It does not ground through its case like an automotive unit
• Yanmar fitted more than one alternator rating to these engines
• Read the amp rating on the old unit, this one is 55 amps
• Count the pulley, this one takes a single V belt

YANMAR GM SERIES, SAILBOAT AUXILIARY:
• Yanmar 2GM20, 2 cylinder 38.81 cid 0.636L marine diesel
• Yanmar 2GMFL, 2 cylinder marine diesel
• Yanmar 2GML, 2 cylinder marine diesel
• Yanmar 2GMFY(E)-E, 2 cylinder marine diesel
• Yanmar 2GMYE-EC, 2 cylinder marine diesel
• Yanmar 3GM30, 3 cylinder marine diesel

YANMAR HM AND JH THREE CYLINDER:
• 1982-1992 Yanmar 3HM35, 3 cylinder marine diesel
• 1991-1999 Yanmar 3JH2, 3 cylinder marine diesel
• 1991-1999 Yanmar 3JH2BE, 3 cylinder marine diesel
• 1991-1999 Yanmar 3JH2E, 3 cylinder marine diesel
• 1999-2003 Yanmar 3JH3, 3 cylinder marine diesel
• Yanmar 3JH3E and 3JH3E-YEU, 3 cylinder marine diesel

YANMAR 4JH AND 4JH2 FOUR CYLINDER:
• Yanmar 4JHE, 4 cylinder marine diesel
• Yanmar 4JH-TE and 4JH-DTE, 4 cylinder marine diesel
• Yanmar 4JH-HT-E, 4 cylinder marine diesel
• Yanmar 4JH2-E and 4JH2-CE, 4 cylinder marine diesel
• Yanmar 4JH2-TE and 4JH2-HTE, 4 cylinder marine diesel
• Yanmar 4JH2-DTE and 4JH2-UTE, 4 cylinder marine diesel

YANMAR 4JH3 FOUR CYLINDER, 1994-2003:
• 1994-2003 Yanmar 4JH3E, 4 cylinder marine diesel
• 1994-2003 Yanmar 4JH3-TE, 4 cylinder marine diesel
• 1994-2003 Yanmar 4JH3-HTE, 4 cylinder marine diesel
• 1994-2003 Yanmar 4JH3-DTE, 4 cylinder marine diesel
• 1994-2003 Yanmar 4JH3-CE, 4 cylinder marine diesel
• 1994-2003 Yanmar 4JH3-TCE, 4 cylinder marine diesel
• 1994-2003 Yanmar 4JH3-TE-YEU, 4 cylinder marine diesel

YANMAR 4LH AND 4LHA FOUR CYLINDER:
• Yanmar 4LH-TE and 4LH-HTE, 4 cylinder marine diesel
• Yanmar 4LH-DTE and 4LH-STE, 4 cylinder marine diesel
• Yanmar 4LHA-HTE and 4LHA-HTZE, 4 cylinder marine diesel
• Yanmar 4LHA-DTE and 4LHA-DTZ, 4 cylinder marine diesel
• Yanmar 4LHA-STE and 4LHA-STZE, 4 cylinder marine diesel

YANMAR 6PH SIX CYLINDER AND INDUSTRIAL:
• Yanmar 6PH and 6PH-HTZY, 6 cylinder marine diesel
• Yanmar 6PHM-HTE, 6PHM-HTZ and 6PHM-TZ, 6 cylinder
• Yanmar 6PHS-HTPS and 6PHS-TPS, 6 cylinder marine diesel
• Yanmar 4JM-7Z industrial engine

HOW TO VERIFY FIT:
• Confirm the old unit reads 55 amps on its tag
• Confirm a separate negative terminal, the case is not ground
• Confirm the regulator plug sits at 12:00 and the fan is external
• Confirm a single V groove pulley and an M5x0.8 B+ terminal
• Confirm clockwise rotation viewed from the pulley end