i don't know why and how proton comes out with the engine code s4ph. in normal engine design, i would read s4ph as straight 4 piston high and read s4pe as straight 4piston enough... hahahahahaha
dats a gud 1 david enough of the campro 1.3 its really under powered but can upgrade to 1.6 by just replacing with a 1.6 stroker and conrods plus 1.6 ecu walla dapat 1.6 the camprofile and all remains the same.
my case, after install a blowoff on standard piping, when each time i shift gear as normal press full clutch pedal to changing gear.The problem is the rpm drop to zero until engine shut down unless i...