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The stock compression tube is made of plastic and can break if high pressure is applied during tuning
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Features: Recommended Use: Performance Street Driving
CP-Carrillo Automotive Piston, Set Of 4, Cyl: 4, Material ID: CRT-0013-GD The stock compression tube isThe principal function of the piston rings is to form a seal between the combustion chamber and the crankcase of the engine. The goal is to prevent combustion gases from passing into the crankcase and oil from passing into the combustion chamber. During the compression and power strokes, the compression ring seals the combustion gases and prevents blow by. Although blow by is not completely eliminated it is kept to an acceptable limit. During the
