First of all I apologise for the late post as I am a shift worker 7 days straight. and secondly thank you so much for all the wonderful information and Bobs generous offer.
I have been in touch with Bomac marine in the states and they can ship these pencils for me and have quoted around $12.00 US dollars each plus postage does that seem about right?
it seems I need one for the raw water line between the oil cooler and the heat exchanger and also one for the transmition cooler. im not sure if there is one in the heat exchanger as its not visible from the top. any ideas, and once again thanks to the wonderful trawler family.
By the way I have a 1985 mark 3 chung hwa 34 clipper aft cabin. only purchaed her in january this year, very happy so far, i will post a pick soon. Jersey