Saving Old Seagulls

yes it did seem a bit of a responsive action. is that a replacement fuel filler cap or the original do you know?

the book is on its way and thanks for the tip

got it from the propeller link on this site i think the 10"pitch refers to my engine but still not sure http://www.britishseagullparts.com/identification.htm

LLS 28132 and i think the five bladed propeller for the 100 is 10" pitch but i might be wrong. thanks for your help

the motor i have just bought has a five-bladed propeller with a 10"pitch.would someone care to explain what that means in terms of performance compared with a different size or pitch? i know the pitch is the theoretical distance the prop moves in one revolution but dont really understand the di...