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| Heavy Duty Supplier | Yes |
| Ground Type | Negative |
| Cooling Method | Air |
| Fan Type | External |
| AC Service Tap | No |
| Decoupled Or Clutch Pulley | No |
| Regulator Type | Internal |
| Brushless Design | No |
| Number of Pulley Grooves | 1 |
| Amperage Rating | 78 |
| Voltage | 12 |
| Outside Pulley Diameter (in) | 2-1/2 |
| Prop 65 Warning | WARNING: Cancer and Reproductive Harm |
| Polarity | Negative |
| Voltage Regulator Type | Internal |
| Outside Pulley Diameter | 64 |
| Pulley Type | Conventional |
| Pulley Belt Type | V-belt |
| Pulley Included | Yes |
| Voltage (V) | 12 |
| Plug Clock Position | 3 |
| Plug Clock Rear View Main Mounting Ear at 6 O Clock | 3 |
| External Fan Included | Yes |
| AC Tap | No |
| Series | 12SI |
| Prop 65 Label | https://www.p65warnings.ca.gov/ |
| Prop 65 Y/N | Y |
| New Or Remanufactured | New |
| Family | 12SI |
| One Wire Capable | No |
| Rotation Direction | Clockwise |
| OE Manufacturer | Delco/Delphi |
| Outside Pulley Diameter (mm) | 64 |
| Pulley Groove Quantity | 1 |
| Brushless | No |
| Part Terminology | Alternator |
