Greetings from South Africa - I trust this message finds you well !
Alan taking a long shot - do you possibly still have the K&B 7.5 pistons and sleeves that you advertised ?
I'm inquiring for a buddy of mine - you mention there's 3 good sets ? Any of the others useable ?
I like running 20,40 & 60 tunnel hulls, Sport 40. I'm a River City R/C Club member for 21 yrs. I live in Southern Indiana. I make & Sell the Prop Anvil for pitching and cupping props. I'm a Tig welder for 35 yrs (Little Rock Welding, 812-453-8137). I have my own Vertical Mill & Metal Lathe.