Fits Stihl 026, 026 PRO, 026P, 028, 028 Super, 029, 030, 031, 032, 034, 034 SUPER, 036, 036 PRO, 036 QS, 038, 038 Super MAGNUM, 039, 040, 041, 042, 044, 044 MAGNUM, 045, 046, 046 MAGNUM, 048, 056, 056 SUPER, 064, 066, 066 MAGNUM, E15, E20, E220, MS 260, MS 260 Pro, MS 261, MS 261 C-M, MS 261 C-MQ, MS 261 CQ, MS 270, MS 270 C, MS 270 C-B, MS 270 CQS, MS 290, MS 291, MS 291 C-BEQ, MS 310, MS 311, MS 341, MS 360, MS 360 C, MS 360 Pro, MS 360 QS, MS 361, MS 361 C-B, MS 361 QS, MS 362, MS 362 C-M, MS 362 C-MQ, MS 362 CQ, MS 362 RC-M, MS 390, MS 391, MS 400 C-M, MS 440, MS 440 MAGNUM, MS 441, MS 441 C, MS 441 C-M, MS 441 C-MQ, MS 441 RC-M, MS 460, MS 460 MAGNUM, MS 461, MS 462, MS 500i, MS 650, MS 660, MS 660 MAGNUM, MS 661 C-M, MS 661 R C-M, MSE 220, MSE 250 C Also fits Allis Chalmers, Alpina, Craftsman, Dayton, Echo, Homelite, John Deere, Jonsered, Lombard, Mcculloch, Olympyk, Poulan, Red Max, Remington, Skil, Tanaka Replaces Husqvarna 501 84 26-66, 585550066, C83-66, H47-66; Stihl 33RS66E, 3623 005 0066
