Rotary Corp brand aftermarket product. Fits 2-1/2 to 3-1/2 hp. Fits N, 5S, 6B-F, 6-R, 6B-HS, 6B-H, 6, 6R, 6F, 6S, 6B-S, 8, 8F, 8R, 8P, 8B-F, 8B-R, 8B-H, 60100 (2 hp horizontal); 80299, 80300, 81997 (3 hp horizontal). Also Fits Tecumseh 33652, 30911, 30874, 27674, 28396 and Clinton 170-136-500, 170-18-500, 170-159-500.Fits 2-1/2 to 3-1/2 hp. Fits N, 5S, 6B-F, 6-R, 6B-HS, 6B-H, 6, 6R, 6F, 6S, 6B-S, 8, 8F, 8R, 8P, 8B-F, 8B-R, 8B-H, 60100 (2 hp horizontal); 80299, 80300, 81997 (3 hp horizontal). Also fits Tecumseh 33652, 30911, 30874, 27674, 28396 and Clinton 170-136-500, 170-18-500, 170-159-500. BRIGGS & STRATTON 89966 OREGON 35-007 PRIME LINE 7-03651 PRIME LINE 7-07241 STENS 105-007 STENS 105-0073 STENS 105-015 SUNBELT B1SB1270 TECUMSEH 27674 TECUMSEH 28396 TECUMSEH 30874 TECUMSEH 30911 TECUMSEH 33652