[Healeys] Down pipes

[Bob Spidell]

"I always prefer the smooth but slightly bent ones (don't know the 
proper name for them)"

Belleville?


On 10/17/2019 12:04 AM, Kees Oudesluijs via Healeys wrote:
>
> Brass nuts are fairly soft so may be the split washers work there way 
> into the flanges of the nuts thus loosening them up. You may try SS 
> nuts or a steel washer between brass nut and spring washer.
>
> Another possibility is that the lock washer loses its tension because 
> it gets to hot.
>
> I am not a lover of split lock washers anyway as they damage the 
> surface of the nut and the item that is bolted down. I always prefer 
> the smooth but slightly bent ones (don't know the proper name for them)
>
>
> Kees Oudesluijs
>
>
>
>
> Op 17-10-2019 om 02:46 schreef Fred Wescoe:
>> Listers,
>>
>> Today, I had to tighten the 6 nuts on my exhaust down pipes.  This is 
>> the second time in 2 years I have had to do this.  What is causing 
>> the nuts to work loose?  Each of the 6 studs from the exhaust 
>> manifolds has split lock washers and brass nuts on the down pipe 
>> flanges.  Each time time I have tightened the nuts, I tighten them 
>> until the nuts squeak.
>>
>> What am I doing wrong and does anyone else have this issue?  What do 
>> I need to do to fix this?  The car is a 66 BJ8 with stock manifolds 
>> and down pipes.
>>
>> Thanks for any advice, I'm stumped,
>>
>> Fred
>> 66 BJ8
>>
>>