[928uk] Yet another track day at the Ring - front wheel bearings

[Paul]

Can you share any advice on how to knurl the stub axles?

Did you only do the outer, as I definitely have play on the inner as well?

What tool did you use?

Are there any videos you'd recommend for technique?

Thanks

Paul
87 S4 Manual

On Sat, 28 Sept 2024 at 17:53, Paul R Smith via 928uk <
928uk at lists.928.org.uk> wrote:

> That's just reminded me, I said I would give an update on my stub axle
> knurling experiment.
> (I knurled the section of the stub axles where the outer bearings sit,
> then adjusted the bearings as per the workshop manual). It has just
> passed it's MoT without a front wheel bearing play warning!
>
> Smiffy
>
> On 28/09/2024 15:18, Paul via 928uk wrote:
>
> Destination Nurburgring Event track day, giving a 928 curious fellow a
> passenger ride
>
> My right indicator gets a lot of use, but the car is working properly, I
> was short shifting at 5k because I'd only just blown the engine in my
> Cerbera here a couple of months earlier
>
> Before the lap he explained that his wife probably wouldn't let him get a
> 928, after the lap it seemed entirely possible that he might get one anyway
>
> Immediately before the track days I'd replaced the oil cooler, rear
> suspension parts, and the radiator failed on the way to Germany
>
> In between the track days I'd had to replace the clutch master seals, hence
> my bite point excuses
>
> The brake pads were near end of life, and the front wheel bearings were
> slightly over tightened to remove some of the inevitable play, and one of
> my more experienced passengers could feel that there was some minor issue
>
> Nevertheless the car has never felt so good on track
>
> https://youtu.be/K4y0d98Vzks
>
> Paul
> 87 S4 Manual - EZK-S enabled
>
>
>