Alternator Suits International Harvester Tractor 624 744 784 844S 885 1974 on. Unit of Measure EACH. Description ALT 12V 33A MAHLE. Adjusting Hole Diameter 8. Mount Leg Thickness 56mm. Pivot Hole Diameter 8. Suits Unit Make Mahle. Alternator Mount Single Leg. Mount Cnt to Cnt 144mm. Alternators also fulfil all international standards and requirements for electromagnetic compatibility, and are manufactured using environmentally friendly technologies and materials.