2.062" overall length 2.125" overall width rubber must conform to chem lab report no. 63-5249; 1.250 in., 1.000 in. c to c between bolt holes along lg; 0.437 in., 0.750 in. outside edge to bolt hole c distance along w; 0.312 in., 0.750 in. outside edge to bolt hole c distance along lg