I did some digging on this but despite finding some technical information on other IWP injectors have not found anything conclusive on the IWP 095 and IWP 116. I did learn that IWP stands for "Injector Weber Pico" though, (useful info for the Xmas trivia quiz perhaps!??) It does appear that the numbers indicate anything from flow rate to spray patterns but what exactly the 095 and 116 equate to I have no idea. All the data sheets I saw on the internet appear to mysteriously omit these particular part numbers...
My 2009 1.1 ECO has the 095 part so I will be replacing like for like.
I did also discover this website with some useful videos, in Italian though:
In this video we see the step by step instructions to be able to disassemble and replace the rail and the petrol injectors on the Fiat Panda 169, with 1.2 engine. First we open the bonnet of our car a...
www.scegliauto.com
Perhaps other forum members have seen these before?