2010 Subaru Forester 2.5X Premium Engine 2.5L H4, 16 valves, 170 hp @ 6000 rpm 5 speed manual transmission 20 mpg city / 27 mpg hwy 好像是兩邊各有兩個氣缸對頂著,那發電機在中間。不知是不是這樣?