Alternator Cummins 3934778 - 8099N

Alternator Cummins 3934778

Replaces Cummins part numbers: 3934778 & 3675256RX

- 12 Volt
- 105 AMP
- Clockwise Rotation
Pulley not included

Suits Cummins engines:

330B 370B and early QSB 5.9 (may suit other models)

If you are unsure if this alternator suits your engine contact us with your engine model and serial number.