Briggs & Stratton 393499, 394943, 399169, 490420, 494148, 494198, 494990, 497401, 499521, 499529, 691262, 795121. Cub Cadet RZT22 22HP Gas 2004/ Cub Cadet RZT50 Engine 2005-2006. Cub Cadet Z-Force 44 20HP Gas 2004-2006 / Cub Cadet Z-Force 48 22HP Gas 2004-2006.
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