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Message: <blockquote data-quote="SkYwAlKeR" data-source="post: 4254197" data-attributes="member: 10341">u using what cylinder head??... replace camshaft need to remove cylinder head??...jasma and old regrind pipercam has the same specification... some say they are from the same factory... new billet pipercam has higher lift... performance??.. not sure, havent heard any positive review yet.... got budget and wanna go for proven stuff, go for powerzone or matspeed cam...my fc ahh??... coz before installation, my engine tuning was ruin (by my itchy hand)... so after installation + tuning by mechanic, i gained better fc... but in general term, fc will drop a little after installing highcam... coz ur leg become heavier... hahaha...normal street use, 27x degree should be sufficient...local regrind ones are 27x degree... coz they dont have the extra valve lift common in billet cams... if u check other billet cam such as skunk, jun, tomei, etc, they have lower duration but compensate with higher valve lift.... this offers less lumpy idle with better performance...pls dont use the term pickup and top speed when modding ur engine... some pickup at 1-2k rpm... other pickup at 5-6k rpm... its totally different...generally, highcam gives u better gain at mid-high rpm... means u will notice ur tachometer will swing faster at approx 4k-6k rpm, where oem cam will run out of breathe at that range...how highcam work is the same as how normal camshaft work... with higher duration camshaft, it lengthens the period when ur valve open and close... with higher lift camshaft, ur valve opening will be bigger, hence more air/fuel enter ur combustion chamber.... combination of both gives u better performance...correct.... but if everyone think like u did, we will only be thinking and thinking and thinking... alwiz "mod first, think later"... <img src="https://zerotohundred.com/forums/styles/default/xenforo/smilies/biggrin.gif"  class="smilie" loading="lazy" alt=":biggrin:" title="Biggrin    :biggrin:" data-shortname=":biggrin:" />jz get the top overhaul set from spare part shop... parts u need are packaged together.... also replace ur metal water pipe if rusted.... check timing belt, replace if needed... and if u do replace timing belt, replace ur water pump and other tensional bearing as well...aiya this thing u no need worry, ur mechanic will know what to do...bosch super 4 or ngk g-power platinum plugs not bad...---------- Post added at 03:05 AM ---------- 6 hour anti-bump limit - Previous post was at 03:04 AM ----------[ATTACH=full]692483[/ATTACH]need to remove head??... hmm...</blockquote>

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