C4.4 (Mech) Industrial Engine Caterpillar


Engine Design

Usage:

C4.4 2L2



图 1g01333480

气缸和阀的位置

(A) 进气阀

(B) 排气阀

缸径 ... 105 mm (4.133 in)

行程 ... 127 mm (5.000 in)

排量 ... 4.4 L (269 in3)

气缸配置总成 ... 直列

燃烧类型 ... 直喷式

压缩比

自然吸气式发动机 ... 19.3:1
涡轮增压式发动机 ... 18.2:1

缸数 ... 4

每缸阀数 ... 2

气门间隙

进气阀 ... 0.20 mm (0.008 in)
排气阀 ... 0.45 mm (0.018 in)

点火顺序 ... 1、3、4、2

从发动机前端观看曲轴时,曲轴按下述旋向旋转: ... 顺时针

从发动机前端观看曲轴时,凸轮轴按下述旋向旋转: ... 顺时针

发动机的前端与飞轮端相对。 发动机的左侧和右侧是通过从飞轮端观察发动机来确认的。 1 号缸是最前端的气缸。

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