When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
If it helps, think they came in on UK cars from T reg on ( although this was the change over point, so not all T reg's will have them ) - my car is an S reg ( Jan 1998 ) and has the 2 pots.
