Quote:
Originally Posted by AndrewJames
My friend, who works in an exhaust shop, swears by milk bottle caps. The plastic ones. Not sure if he'd do that to a customers car or not but there you go.
Also saw a video on YouTube where someone used the lid off a tin can!
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Presumably for an MGR use a cap off a full cream carton
I too use SS penny washers but good tip, using HDPE might save continued electolytic corrosion between the SS and the aluminium shield