Even professional mechanics misread the manual. Avoid these errors:
Here is what the provides that a YouTube video cannot: Isuzu 4fg1 Engine Manual
Unlike modern common-rail systems, the 4FG1 uses a mechanical injection pump. The manual gives the static timing: 6°–8° BTDC (Before Top Dead Center). Without the manual, replacing a timing belt (gates belt part # T333) will destroy your engine due to incorrect pump phasing. Even professional mechanics misread the manual