
Originally Posted by
KH0UJ
2 stroke engines needed the expansion chamber for optimum engine performance, 4 stroke engines on the contrary dont need an expansion chamber performance wise, ipang headers pa man gani nang ubang racing cars para walay back pressure, tan-aw gani ug mga videos sa mga uphill climbing bike competitions sa youtube, some tuners use two stroke straight 4 engines, and others use the R6 four stroke engines, observe their set-up diba naa gyuy expansions ang sa mga two strokes, they cannot eliminate that kay mu down ang engine HP kung walay expansion chambers ang 2 stroke engine, on the other hand ang sa mga 4 stroke engines straight pipes na lang gyud (independent)
now kung ita-ud na nimo ang expansion chamber sa 4 stroke engine meaning naa nay back pressure, it will result to a lesser power (HP) sa imong makina mukalas pa gyud imong gasolina, nya gusto ka ana TS?
im talking about engine peak performance ha not efficiency.....