Fit for Eaton Char-Lynn: 2000 Series. Shaft: 1.25 STRAIGHT KEY. 875 O RING SAE STAGGERED. DISPLACEMENT: 80.6 CM3/R [4.92 IN3/R]. MOUNTING TYPE: STANDARD, 2 BOLT; 82.6 [3.25] PILOT DIA. HOLES ON 106.4 [4.19] DIA. OUTPUT SHAFT: 31.75 [1.250] DIA. 375-16UNC-2B THREAD IN END, 7.938.3125 SQ X 31.75 [1.250] STRAIGHT KEY. 875-14 UNF-2B SAE O-RING PORTS - STAGGERED PORTS. 4375-20 UNF-2B SAE O-RING PORT. If you are not very sure about the compatibility, please send us your VIN, and we will check it for you. Parts that are modified in any way or damaged as result of improper installation will not approved for return.