Adjusting fuel mixture using Gunson Colortune

The good things about having land Rover Series is you will learn lots of things about basic engine… and purchasing tools or accessories will give us same effect as women buying shoes…

Today I receive Gunson colortune, this  is a tool to help us adjusting or setting  fuel-air mixture from the carburetor, here is the picture…

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This is the product… for land rover series you should order the 14mm thread

take one of you sparkplug… and check it see if it is too dark or too brown…

The spark plug seems quite healthy, I wonder whether this Gunson will give me better setting... lest see..

The spark plug seems quite healthy, I wonder whether this Gunson will give me better setting… lest see..

And this is how its set up…

replace the sparkpulg with supplied glass sparkplug... screw in the extension and connect the extention to cable lead.. you good to go..

replace the Sparkplug with supplied glass sparkplug… screw in the extension and connect the extention to cable lead.. you are good to go..

The result is slightly rich mixture, few adjustment needed and the landy is happy

 

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