About this item AN EXACT MATCH: Replaces 16620-Z8D-842,16620-Z8D-841, 16620-Z8D-305. Compatible with Honda HRR216, HRS216 engines; Honda GCV160A0, GCV160LA0, GCV160LA1, GCV190LA engines; Honda Lawn Mower HRX217K5, HRS216K5, HRR216K9 engines. Fits for HRR216K10PKAA, HRR216K10VKAA, HRR216K10VLAA, HRR216K10VYAA, HRR2166VKA, HRR2167VKA, HRR2168PKA engine 16620-Z8D-305 Thermo Wax helps to maintain optimal engine performance by regulating the temperature, preventing overheating by controlling the temperature, and ensuring that your lawn mower runs smoothly, even under heavy loads 16620-Z8D-305 Thermo Wax is constructed using premium quality metal. The materials are selected for their ability to withstand extreme temperatures and harsh weather conditions This 2 Pack of 16620-Z8D-305 Thermo Wax Assembly is designed for easy installation. Simply replace your old Thermo Wax assembly with this compatible part and enjoy improved engine performance By replacing your worn-out Thermo Wax assembly with 16620-Z8D-305, you can save money on expensive repairs and maintenance