엔진오일 교환 수리 사례

2026. 7. 16. 작업

난이도 & 준비물

증상

Countdown said: SidewaysSi said: I seem to remember 0.26. What happened to drag coefficients eh?IIRC 0.26 unless the wider wheels were fitted, in which case it was 0.29.They've been replaced by cda, takes account of the frontal area as well as overall drag since that area produces the most drag. You still see mention of it for some new designs and all cars have faired in windows, under body tray and other trickery to reduce drag but improvements in engine efficiency mean you can get higher performance from less fuel now without compromising the design too much. The most aerodynamic shape is