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I´m little bit buzzled about Allison cylinder block. Refering to Allison maintenance manual the cylinder barrels are shrunk to the head and aluminum coolant jacket is fitted to the head by studs. Cylinder barrels are secured at the bottom end to the coolant jacket by nuts. The block is then held...

Thanks Steve.

I´m also figuring out the ignition for my flat four engine. I`ve got the Rcexl single ignition unit for my other engine, and was wondering if I could use it with distributor for the four. Comments appreciated.

Thanks Terry, Looking forward to see the crank running!

Thanks Steamchick, Bending could be the reason. How about needle roller bearings inner sleeves on the joint? They could double as a main journal for plain bearing.

Hello,Terry Could you explane why torque goes through the sleeve? I´d thought the flats would take the torque.

Hello everybody. Wondering sorveltaja`s whereabouts. You woudn`t be in Finland? Sorveltaja sound like a finnish joke.

OK. I'ts good to have few option. I think they all works fine, corian, beads and ptfe. Ptfe's possible chemical decomposition worries some guys, don't believe it's a big issue with these engines.

There's this chap Graham Meek on modelengeneeringwebsite who's done these plugs. He made the ptfe insulator with the bead on the head of the plug. There's drawing on site too.

Fish spine beads are used by some guys as insulator. Stuff is alumina. Don't know about prices. Beads are made in different sizes.

Plugs looks fine. What about heath resistance .

Yhteystiedot

Hello. I´m new in this business and I´d like to know more about Corian. Is it heat resistant enough to work as an insulator? easy to work with? How about PTFE?