CFKIT Maintenance Filter Kit for Kubota ZG227 Zero-Turn Mower w/KGZ770-E2 Eng. Kubota ZG227 Zero-Turn Mower w/KGZ770-E2 Engine. If you desire a specific brand, please inform us prior to placing your order. With CFKIT, you will receive High-Quality Filters from the most known brands. Can’t find your kit? If you have questions about the product or your order please. EST, MON – FRI.