At -.010 with wear both rods and mains; needs to be reground. for 1932, 1933, 1934, 1935, 1936  Passenger, Commercial, and Truck. Uses poured mains, uses 48-6211 rod bearings, flanged.  Labyrinth rear seal, can be upgraded to rope with our item #1180.  1.998" is standard for both rods and mains.