Normal
to my know tat 4age block limit is 83mm..the most u can bore liao...if exceed i think can but have to spare block lor..anytime can crake kot..1mm oversize for valve got..u r not sakai lah bro..really got..mostly if i do port and polish for customer we do mechine the valve lubang there 1mm bigger...so more air /fuel masuk lor..but can't too big coz the valve will leak...bro benjamind ah...y say 272 is not count as high cam leh ?? y how come cam profile over 300 will have problems wit aircond?? wat it means leh ...if on aircond engine die away ??? or ?????
to my know tat 4age block limit is 83mm..the most u can bore liao...if exceed i think can but have to spare block lor..anytime can crake kot..1mm oversize for valve got..u r not sakai lah bro..really got..mostly if i do port and polish for customer we do mechine the valve lubang there 1mm bigger...so more air /fuel masuk lor..but can't too big coz the valve will leak...
bro benjamind ah...y say 272 is not count as high cam leh ?? y how come cam profile over 300 will have problems wit aircond?? wat it means leh ...if on aircond engine die away ??? or ?????