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<blockquote data-quote="Pyn_57" data-source="post: 383097" data-attributes="member: 4283"><p>Heelllo .......................</p><p></p><p>yong....he...happy la you kete dah keluar.....</p><p></p><p>for you all information for standars block & piston 4g91.... actually not enought power la..... for my experince....la....</p><p></p><p>1. comperition 4g91 block with 4g92/93 is the high.... let say the block 4g91 we bore and using 4g92/93( same ) piston into the block.....will up a bit power buttt</p><p>if using block 4g92/93 block is will be more power......</p><p></p><p>2. if we combain 4g91 with mivec head....... the mivec system will be on at rpm 5000 rpm the limit around 7500 rpm or more but if using 4g91 block ( standard piston) max limit you can get only 6200rpm ....itu pun kalu ble dpt....so on that time camner lak nak balance the mivec systems....mivec tak nak gile masuk pastu terus cut off....... </p><p></p><p>3.now i mix 4g91 stock with weber.....3rd gear 140..kmh....top spedd blum lagi...</p><p></p><p>4g91 actually only more better from 4g15/13 not from 4g92 p......</p><p>every depend on your setting/tunning.......( dont always believe with the mechanic....but your self about the logik )</p><p></p><p>sori my english not so good...........</p></blockquote><p></p>
[QUOTE="Pyn_57, post: 383097, member: 4283"] Heelllo ....................... yong....he...happy la you kete dah keluar..... for you all information for standars block & piston 4g91.... actually not enought power la..... for my experince....la.... 1. comperition 4g91 block with 4g92/93 is the high.... let say the block 4g91 we bore and using 4g92/93( same ) piston into the block.....will up a bit power buttt if using block 4g92/93 block is will be more power...... 2. if we combain 4g91 with mivec head....... the mivec system will be on at rpm 5000 rpm the limit around 7500 rpm or more but if using 4g91 block ( standard piston) max limit you can get only 6200rpm ....itu pun kalu ble dpt....so on that time camner lak nak balance the mivec systems....mivec tak nak gile masuk pastu terus cut off....... 3.now i mix 4g91 stock with weber.....3rd gear 140..kmh....top spedd blum lagi... 4g91 actually only more better from 4g15/13 not from 4g92 p...... every depend on your setting/tunning.......( dont always believe with the mechanic....but your self about the logik ) sori my english not so good........... [/QUOTE]
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