[Healeys] Rear wheel cylinders on a BJ8

[Bob Spidell]

OK, thanks.
Bob

On 8/27/2019 11:24 PM, Kees Oudesluijs wrote:
>
> Same with the car. You loose traction, both sideways and length wise. 
> On a bike you can correct by counter steering with is very direct and 
> by leaning over, in a car you cannot as the wheels react rather 
> indirect on the steering wheel and if you deviate only slightly from 
> the straight ahead direction the rear will pass the front. As the 
> brake forces on the front wheels (as on the rear wheels) will never be 
> 100% equal because of slight differences in the brakes L/R and on the 
> road surface you will not be able to hold the straight ahead direction 
> and thus............ A very good driver may be able to counteract this 
> but the average driver will not, certainly not on a wet road.
>
> Kees Oudesluijs
>
>
>
> Op 28-8-2019 om 02:53 schreef Bob Spidell:
>> OT, a little, but I've never understood the physics of this. When I 
>> ride my bike, I can lock up the rear wheel and all it does is skid.
>>
>> Bob
>>
>>
>> On 8/27/2019 9:29 AM, Michael Salter wrote:
>>> Have to agree with Kees on this one.
>>> We have a brake bias control on AHX12 and I can certainly attest to 
>>> the fact that when the conditions change to "wet" removing a lot of 
>>> rear braking is absolutely essential to prevent the car from 
>>> swapping ends.
>>> As most road cars don't have adjustable brake bias I would be very 
>>> careful in trying to increase the rear braking.
>>> When braking into a corner the last thing you want is the rear end 
>>> coming around, particularly in the wet.
>>>
>>> M
>>>
>>> On Tue, Aug 27, 2019 at 12:09 PM Kees Oudesluijs 
>>> <coudesluijs at chello.nl <mailto:coudesluijs at chello.nl>> wrote:
>>>
>>>     Whatch out driving in the rain as the rear brakes will lock the
>>>     rear
>>>     wheels much quicker than with the smaller pistons.Rear brakes
>>>     are only
>>>     providing a small portion of the total brake force.
>>>
>>>     Kees Oudesluijs
>>>
>>>     Op 27-8-2019 om 18:04 schreef Chris Dimmock:
>>>     > Hi Men
>>>     > Has anyone else ever changed their rear wheel cylinders from
>>>     3/4 inch to 7/8 inch?
>>>     > I just did. Sick of the rear brakes doing nothing. Freeloaders!!
>>>     > Yes, no problem with seized wheel cylinders, no problem with
>>>     the flexible hose - just bugger all wear on the rear linings.
>>>     > I'll let you know how it goes on my BJ8
>>>     > Best
>>>

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