ATV Tech: The Power Valve

Didn’t need valves but had some anyway. Valves are a fact of like in the four-stroke engine. Intake valves open which allow fuel to enter the combustion chamber, a spark plugs ignites the fuel/ air mix, sending the piston sailing down the cylinder and then exhaust valves open to allow the spent gaseous byproducts of […] More »
By: Jason Giacchino | November 8, 2023







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