Kubota upper gasket kit (S/N 4P0496 and below) Kubota upper gasket kit (S/N 4P0496 and below) $34.29 Enter Quantity SKU: W-3106-1006 Replaces: 1G032-99350Fits: Kubota tractors: BX2200D; BX23DNote #1: Kubota 'D905' engine model #