Hitachi (104-211, 104-211A and 104-211B) or Mitsubishi (103-222A) Starter for Nissan. This is a Side "Pad" Mount Starter for Early Nissan Sentra and Pulsar w/AT. The Hitachi Units Come in a Smaller Diameter Case (104-211A With a 24-Tooth Gear and 104-211B With a 25-Tooth Gear) and a Larger Diameter Case (104-211 With a 25-Tooth Gear). All Interchange, as Well as the Mitsubishi Unit (103-222A), Which is a Smaller Case Version of the 16814, Which May Also Fit Here. The Number of Teeth on the Gear Does Not Matter When Interchanging.