Valves

July 12, 2019 Nigel 0

The main function of the engine valves is to let air in and out of the cylinders. Cooling – the intake valve will be cooled by the incoming air and fuel mixture. The exhaust valve [more…]

Countersink Extension

June 16, 2019 Nigel 0

The poppet valve crankcase has been bugging me and I wanted to fix the brackets from inside the crankcase with countersunk caphead bolts. There just wasn’t room or the right angle to get a bit [more…]

Crankshaft – Poppet Valve Single

June 2, 2019 Nigel 0

This crankshaft for the poppet valve engine has been machined from mild steel and includes timing gear machined directly on the shaft.  The webs of the crank are just wide enough to still fit a [more…]

Engine Capacity

May 26, 2019 Nigel 0

Engine Capacity = Swept Volume = Engine Displacement We use all of these terms interchangeably and they all mean the same thing When we calculate the capacity of an engine it is simply the bore, [more…]

Model Diesel Engine Fuel

May 18, 2019 Nigel 0

I’m used to the old diesel engines of years ago and I can still smell the fuel. Go me wondering what the model diesel fuel consists of, so thought I would do some searching: Enya [more…]