How loose should your timing chain be?
As mentioned, 1/2″ deflection is considered max. A worn timing chain won’t cause a miss not until it’s so worn it jumps a tooth (and then you’ve got a lot more problems than a miss *LOL*).
What causes timing chain tensioner failure?
A timing chain can break with either too much or not enough tension. If the chain does not have enough tension, it can develop slack. A chain with too much tension can also fail, as it is placed under excessive stress. Tension increases friction and heat in the chain, which can result in failure.
How do you install a timing chain tensioner?
You will have to start with you intake (put chain on) then line up your exhaust and install timing chain tensioner. always turn engine 360 degrees and recheck before you proceed. At least your at top dead center and you can visually see the lobes on both cams mostly straight up. hope I have been helpful.
What are the timing marks for a Mercedes W123 engine?
You can’t post conmments that contain an email address. You can’t post conmments that contain an email address. this is an easy one to time. the timing mark for the crank is 0 degrees-do not attempt to tum crank if cam timing is out. there is no distributor on this engine-it is advanced with your intake camshaft.
How to renew the chain in a Mercedes Benz?
The plastic chain guides, sprockets, pins, tensioner and chain can all be renewed through the valve covers, leaving the engine in place. Here is a simple step by step showing my first time through the process that hopefully shows you can do it without error. Loading…
Where is the gear Advancer on a Mercedes W123?
Now on your intake cam (your right) it will be just the opposite. the hole on the back side of the gear flange will line up on the right with the to p the deck surface. once in line hold intake cam and turn the gear (advancer) all the way to the right)-very important.