Word forms: (regular plural) piston lands
( Automotive engineering : Vehicle components , Engine, transmission, and exhaust )
The flow of gas into the volume formed between the piston land between the first and second piston rings is limited by the top ring.
The air-fuel mixture trapped in the space between the piston land and the cylinder wall does not participate in the combustion process.
Even the piston land between the rings showed signs of serious scuffing.
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