[Healeys] 100 lifters

[i erbs]

Rod and crank bearings...

Ira Erbs
1959 AH 100-6
1967 MGB
Milwaukie, OR

On Thu, Aug 5, 2021, 10:34 PM Steven Kingsbury <
airtightproductions at icloud.com> wrote:

> Nope. No metal. And why would there be brass?
>
> On August 5, 2021 at 9:21 PM, i erbs <eyera3000 at gmail.com> wrote:
>
> Typically it's brass not ferrous. So no metal at all in the filter?
>
> Ira Erbs
> 1959 AH 100-6
> 1967 MGB
> Milwaukie, OR
>
> On Thu, Aug 5, 2021, 9:09 PM Steven Kingsbury via Healeys <
> healeys at autox.team.net> wrote:
>
>> Thanks for the feedback. My tappets have never been silent. They have
>> always made noise and though not as loud as my '68 MGB/GT that I had,
>> they're not quiet. And after having adjusted them when I retorqued the head
>> at 500 mile mark, they still weren't silent. They sound like my old BN1
>> did. And because I have louvered bonnet on this car, they seem even a bit
>> louder, but with the bonnet up and running in the garage, they sound almost
>> exactly like my old car. Now when I'm out driving they seem pretty silent
>> and the engine runs very smooth.
>>    As for "fir" in the oil. When I drained my engine at the 500 mile
>> mark, I ran all of the oil through a fine, paint filter and then used a
>> magnet in the filter. Nothing appeared on the magnet. I also took the
>> magnet and ran it through the oil before I poured it through the filter,
>> and again nothing. I even ran the magnet through the empty drain pan after
>> transferring the oil, and again, nothing.
>>    Sorry to hear about your troubles and thank you for the tips on what
>> to listen for and what to look for. Good luck with whatever you decide to
>> do. And just to be clear, these lifters you used are not the new "new" ones
>> available through AH Spares. Rather they are New Old Stock ones that have
>> been in you possession for quite a while now, right?
>>    Again, good luck and hopefully the cam isn't completely destroyed and
>> you caught it in time.
>> Thanks!
>> Steven
>>
>> On August 5, 2021 at 5:39 AM, Michael Salter <michaelsalter at gmail.com>
>> wrote:
>>
>> The first sign of problems was having to adjust the tappets which had
>> initially been silent after 2000 miles and then again at 4500.
>> After adjusting they were still audible and had previously been silent.
>> Then at the 2000 and 4000 mile oil changes there was "fir" in the drain
>> plug magnet.
>> I'm very disappointed to have destroyed a very low mileage "M" cam and a
>> set of NOS lifters that I had been saving for decades.
>> I'm seriously considering having silicon nitride lifters manufactured but
>> at over $1000 a set its a serious investment.
>>
>> M
>>
>> On Wed., Aug. 4, 2021, 10:47 a.m. Steven Kingsbury, <
>> airtightproductions at icloud.com> wrote:
>>
>>> I just rebuilt my 100 engine and purchased my lifters from AH Spares in
>>> the UK. These were their new design for better oil flow. I now have 1000
>>> miles or so on the new engine and once I got my problems figured out with
>>> my distributor, the car is running well and smooth.
>>>    Now I'm wondering when the other shoe is going to drop! What problems
>>> did you have pointing you to the lifters as the source of those problems?
>>> When I retorqued the head, I readjusted the rockers and found no problems.
>>> They were a little off, but I expected a little.
>>>    What should I be looking for? I used Driven Break In oil and then I
>>> switched to VR1 like you after 500 miles. I have been driving the car to
>>> build up some trust in it and it's turning in to a joy to drive. I've got M
>>> mods on this engine, cam, H6 carbs, M pistons and these new lifters. So
>>> far, so good.
>>>    Thanks for your help,
>>> Steven Kingsbury
>>> BN1
>>>
>>> On August 3, 2021 at 5:19 PM, Michael Salter via Healeys <
>>> healeys at autox.team.net> wrote:
>>>
>>> After only 6000 miles the NOS BMC lifters that I installed in my engine
>>> with a very low mileage "M" cam have started to deteriorate.
>>> This engine has had a steady diet of VR1 non synthetic and it has had 4
>>> changes in 6K miles.
>>> Very disappointing.
>>> I'm  considering trying bucket type Buick lifters with longer push rods
>>> and a new cam.
>>> Does anyone have experience with the durability of the old Buick lifters
>>> ... getting a little desperate here.
>>> Fortunately I caught this issue before it ruined the engine.
>>>
>>> M
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