现代伊兰特汽车1.5L(2012)发动机一般事项维修手册

2012>[G4EC]1.5DOHCMPI>发动机机械系统发动机机械系统规格规格[~2010-06-30]说明说明规格规格极限值极限值1.5CVVT1.6DOHC1.6CVVT一般一般类型直列式,顶置双凸轮轴气缸数4气缸内径75.5mm(2.9724in)76.5mm(3.0118in)行程83.5mm(3.2874in)87mm(3.4252in.)总排气量1495cc(91.27cu.in.)1599cc(97.54cu.in.)压缩比10点火顺序1-3-4-2气门正时气门正时进气门开启ATDC8°~BTDC32°BTDC5°ATDC8°~BTDC32°关闭ABDC60°~ABDC20°ABDC35°ABDC60°~ABDC20°排气阀开启BBDC46°BBDC43°BBDC46°关闭ATDC10°ATDC5°ATDC10°气门重叠度10°气缸盖气缸盖气缸表面平面度最大0.03mm(0.0012in.)0.1mm(0.0039in.)岐管固定表面平面度0.15mm(0.0059in.)0.2mm(0.008in.)气门座孔的加大尺寸进气0.3mm(0.012in.)O.S.30.7~30.721mm(1.2087~1.2095in.)0.6mm(0.024in.)O.S.31.0~31.021mm(1.2205~1.2213in.)排气0.3mm(0.012in.)O.S.27.3~27.321mm(1.0748~1.0756in.)0.6mm(0.024in.)O.S.27.6~27.621mm(1.0866~1.0874in.)