What causes a loose timing chain?

What causes a loose timing chain?

The timing chain has stretched With enough use, the timing chain stretches and causes the chain to skip over a gear and cause the timing to fall out of calibration. This causes the chain to permanently become loose and skip over the gears every time you try to start your MINI.

Is the timing chain on my H6 failing?

I have a 2001 H6 with 152k on the clock. I believe one or both of my timing chain tensioners is failing. I do not want my engine to end up like some of the horror stories I have seen on this forum so I have decided to take some preventative steps.

When to replace timing chain in Subaru Outback?

Touch the wooden steering-wheel .. I’m hoping it gives some notice of when it’s going to go on me though. :spend: well imo it does make sense to replace all that stuff while you are in there with exception of chains which can become stretched under right conditions but thats what the tensioner is there for.

Where are the chain keys on a Subaru Outback?

Click to expand… You’d be hard pressed to get the chain keys to line up with the sprocket marks after the car has been running. Those are really only useful during reassembly. The dark gray links are pretty subtle; you can just make them out at about 3 o’clock on the intake and 6 o’clock on the exhaust in this photo of my engine:

How long has my Subaru Outback been running?

I got it at just over 300,000 and aside from a brief (quarter-second) ‘chain-slap’ type of rattle from the front of the engine after having sat overnight, ..it runs like a clock. It’s done that since I’ve had it. It’s been serviced 3-monthly since new and has had no major engine/transmission work. Touch the wooden steering-wheel ..

Does a Subaru Outback have a timing belt or timing chain?

2005 Subaru Outback – Timing Belt Or Chain. All 2005 Subaru Outbacks have timing belts and are interference engines.

I have a 2001 H6 with 152k on the clock. I believe one or both of my timing chain tensioners is failing. I do not want my engine to end up like some of the horror stories I have seen on this forum so I have decided to take some preventative steps.

Click to expand… You’d be hard pressed to get the chain keys to line up with the sprocket marks after the car has been running. Those are really only useful during reassembly. The dark gray links are pretty subtle; you can just make them out at about 3 o’clock on the intake and 6 o’clock on the exhaust in this photo of my engine:

I got it at just over 300,000 and aside from a brief (quarter-second) ‘chain-slap’ type of rattle from the front of the engine after having sat overnight, ..it runs like a clock. It’s done that since I’ve had it. It’s been serviced 3-monthly since new and has had no major engine/transmission work. Touch the wooden steering-wheel ..