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dirtySOK
11-16-2024, 05:27 PM
So I'm planning my timing chains job. Gathering tools and parts and service information etc.

My question is this,
At 132k miles, should we be concerned with spending a good chunk of change to install new phasers while we're at it? Are failures of this part for our particular engines common, or for almost $2k, would you just roll the dice and use the originals?

One incident comes to mind. some thousands of miles ago, I got a cam/crank correlation code. Nothing ever came of it. The code went away and never came back. That kinda has me sketched out...thanks [emoji120]

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JoeLew
11-20-2024, 08:23 AM
Hey! Good question. At 132k miles, it’s definitely something to think about. While camshaft adjuster failures on the B8 S4 aren’t super common compared to chain and tensioner issues, they do happen. Given the mileage and the fact that you’ve already had a cam/crank correlation code in the past (even if it went away), it’s a bit of a gamble to reuse the originals.

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If you’re planning to keep the car for a while, it might be worth the extra cost for peace of mind, especially since the engine will already be torn apart. On the flip side, if the adjusters look fine during the job and you’re comfortable with the risk, you could roll the dice and stick with the originals.

It really comes down to how much you’re willing to risk potential future labor and downtime versus spending the money now. Let me know what you decide

dirtySOK
12-31-2024, 03:36 PM
Sorry guys. I forgot about this thread! Ive decided to go ahead with new phasers, as I've learned urotuning sells OEM units for just over $600 each. FCP wants nearly 50% more for the same thing. Since asking this question, I bought a timing chain kit originally from FCP euro for $700. The offset in cost for new phasers makes me feel better anyway 🤣

I'm currently trying to study up to learn what the revised phasers are all about. I'm seeing some that end in N,R, and Q. Anyone know off hand what the differences are? Vendors are confirming that all three variants will fit CCBA engines.