Colortune Engine Carburettor Mixture Tuning Gunson See inside the engine LSR41 Boat Hooks -The probe of the receiver

-The probe of the receiver is built of coiled steel and may be bent as needed in order to reach wires in congested or difficult areas

32mm (5pc)

Has an internal O-Ring for the perfect seal

Space saving collapsible washing up basin is perfect for smaller kitchens

Colortune Engine Carburettor Mixture Tuning Gunson See inside the engine LSR41 Boat Hooks -The probe of the receiverThe classic and well known colortune kit by Gunson. This genuine Gunson item has been used for years to see the combustion and adjust the mixture etc The special transparent spark plug replaces the normal plug and allows you to view the combustion in the engine. A blue colour is good and a yellow orange colour is bad, wasting fuel. (Full instructions included) Fits vehicles with a 14mm spark plug, but adapters are available for other sizes of spark