3054E Industrial Engine Caterpillar

Engine Design

Usage:

3054E 304

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图 1	g00296424
气缸和气门的位置 (A) 排气门 (B) 进气门

缸径 ... 105 mm (4.133 in)

冲程 ... 127 mm (5.000 in)

排量 ... 4.4 L (269 in³)

气缸布置 ... 直列式

燃烧类型 ... 直喷式

压缩比

自然吸气式发动机 ... 19.25：1

涡轮增压发动机 ... 18.23：1

缸号 ... 4

每气缸气门数 ... 2

气门间隙

进气门 ... 0.20 mm (0.008 in)

排气门 ... 0.45 mm (0.018 in)

点火顺序 ... 1 3 4 2

当从发动机前方观看曲轴时，曲轴旋转方向如下： ... 顺时针

当从发动机前方观看凸轮轴时，凸轮轴旋转方向如下： ... 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指从飞轮端观看发动机时。 1 号缸为前缸。

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