[Healeys] Dial gauge

[Bob Spidell]

These are surprising quality for the price (magnetic bases aren't 
expensive either). I don't recall needing any extension when I used one:

https://www.harborfreight.com/1-in-travel-machinists-dial-indicator-63521.html

I think one of these would work OK, would be plenty long (as long as you 
can hold it secure):

https://www.harborfreight.com/6-in-fractional-dial-caliper-63655.html


On 3/30/2022 11:57 AM, Simon Lachlan via Healeys wrote:
>
> I shall be addressing the solenoid adjustment process on my BT7’s 
> overdrive quite soon. Reading saved files from the gurus, it seems 
> that one way of getting it right is with a dial gauge. Looks fool 
> proof in the video and could be perfect for someone like me with 
> little mechanical instinct/feel who is better off following instructions.
>
> I was quite reluctant to go down this route initially as I thought the 
> gauges would be wildly expensive. Especially so, if you consider how 
> often I’m likely to use one! However, prices aren’t too bad and I 
> think I’ll get one.
>
> So……….seems to me that the probe bits on the gauges I’m looking at are 
> all too short to get down to the ball bearing in the OD’s operating 
> valve.
>
> Looking at the pictures on eBay and Google Images, it seems that most 
> of the probes are tipped with a knurled point which looks like it’s 
> designed to be unscrewed. My hope is that tip screws off in order to 
> fit an extension. I’ve seen extensions on eBay, all with 2.5M thread.
>
> Am I right? Does the tip come off to permit the addition of an 
> extension?? (Plainly, not all gauges have this knurled tip and I’ll be 
> avoiding those without!)
>
> Simon
>
>
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