Genuine Honda 16620-Z9L-003 Auto Choke Thermo Wax for GCV160 (16620-Z8D-842/305)
£29.99
But they can also fail the other way - holding the choke valve closed causing poor running once the engine warms up. Honda Auto Choke Thermo Wax - 16620-Z9L-003 Square Version . The two types are not interchangeable.
