There’s a baffling variety of cavity waxes on the market. Ian and Matt discuss the principles of cavity wax injection and what to look for in a cavity wax, before looking at how to apply the waxes with maximum effect. It’s important to get the wax everywhere and look to create a ‘fog’ of wax. Think about where your classic’s typical rust spots are and focus particularly on these areas. Make sure drain holes are clear both before and after application.
Discover the different forms of welding and assess which is most appropriate for your car’s new wheel arch. Michael Coman discusses the pros and cons of each weld type, and teaches you how to install and weld a factory wheel arch in place of an old rusted component.Watch Now >>
In the second half of our cold engine check, Danny and Clive disengage the spark plug leads to take a closer look at the quality and cleanliness of the spark plugs. They also inspect the brake and clutch fluid reservoirs, oil and coolant. Before cracking on to the warm engine inspection, be sure to walk through each of the components Danny and Clive cover, looking for damage and other abnormalities.Watch Now >>
Once you’ve removed the cylinder head from the engine block, it’s necessary to dismantle the head to properly assess its condition and decide the next course of action. Ed teaches you how to search for any damage on the surface, including to the valves, head and copper sealing rings and the head gaskets, and then takes the head apart to have a look at each of the components inside.Watch Now >>
In the previous class, Ed showed you how to clean the valves and prepare them for reinsertion into the head. Now, you’ll learn how to lap in the valves using grinding paste and then decoke the engine in order to increase its efficiency and ensure top-notch engine performance for another several thousand miles. Ed introduces the tools you need to complete this process and then shows you how to use them.Watch Now >>