Highlight it with a dab of white paint.
To find the crank timing mark, you must remove the pull rope housing. It is held by 4 bolts. Once it is removed you will see a plastic plug that can be removed with a flat head screwdriver. As for the camshaft mark. it can be found after removing the cam sproket cover. You will see the mark at the top center of the hole. The cam sproket has a line on it that must be aligned with mark at top of cam sproket hole. The line can be difficult to see until you remove cam sproket bolt.
If this is the same engine as mine in a Nov '98 Holden vectra and you are talking about cam timing, the 4 bolts need to come off the crank pulley so you can see the notch that needs to line up with the notch on the sumpcasting goving TDC on No.1 cyl. cam pulley marks - lihe the INTAKE makr with the arrow cast into the plastic cam cover @12oclock to the cam and EXH mark on exhaust cam with the corresponding mark on the plastic cam cover.
you go to down load .com then you can see cam you press then you to cam to cam
the timing mark (z) of injection pump and the mark (z) to cam shaft the other markof cam shaf (y) to the idler geer (y) and the (x) mark of idler to main shaft (x) mark
Generally, for most single cam engines, there is a dot or mark on the cam sprocket and a similar mark on the crank sprocket. Point them at each other. the timing marks on the crank and cam sprockets must be lined up with marks on the timing chain in an overhead cam engine
this question is best served in the automotive section
Point the intake cam lobe down and the timing mark on the cam gear at the 12 o clock position with the piston at TDC.
HOW DO YOU GET THE IDLER PULLER TO THE PRPOER MARK? WHEN INSTALLING THE TOP TIMING CHAIN ; THE TIMING MARK ON THE IDELER PULLEY FOR THE TOP CHAIN, TO ALIGN THE CAM SPROCKETS? HOW DO YOU GET THE IDLER PULLER TO THE PRPOER MARK? WHEN INSTALLING THE TOP TIMING CHAIN ; THE TIMING MARK ON THE IDELER PULLEY FOR THE TOP CHAIN, TO ALIGN THE CAM SPROCKETS?
Start with flywheel on the T mark with the piston up . The cam lobes should both be down . With the lobes down the pointer on the cam gear should be straight up , pointing toward the mark on the engine housing . Make sure your camchain tensioner is removed . Put cam chain on cam gear and check that all marks are aligned . This is also where you need to adjust your valves .
look for the markings that tell you which one is left and which one is right. Now with the letters facing up look at the cam sprocket tooth that is directly above the L and R and you will see a punch mark.
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The crankshaft cog has a mark that lines up with the back housing for No.1 TDC. The cam cog has two marks that are put in the 3 o'clock position, the one at 12 o'clock lines up with the center mark on the front of the cam cover.