NEW 12 VOLT 130 AMP ALTERNATOR FITS FORD TRACTOR 8670 8770 8870 8970 FORD DIESEL. Replaces Part Numbers & Specifications. ITEM DESCRIPTION: ALTERNATOR UNIT TYPE: NEW HOLLAND, MASSEY FERGUSON VOLTAGE: 12 AMPERAGE: 130 WEIGHT: 16.0 LBS / 7.26 KG. As a parts distributor we mostly sell aftermarket parts (any OEM parts would be noted as such). PLEASE VERIFY YOUR OEM PART NUMBER FROM YOUR ORIGINAL UNIT TO HELP ENSURE FITMENT. The sole responsibility of Marine Parts Distributors – if any – shall be the replacement of defective products as stated above. It is the responsibility of the customer to verify the correct application information prior to purchasing any product from Marine Parts Distributors. It is the responsibility of the customer to verify the correct application information prior to purchasing any product from MARINE PARTS DISTRIBUTORS. If an order must be canceled or changed, please contact the service department as soon as possible. 8AM-6PM EST Customer Service.