[Healeys] 100 Main Bearing Caps--Removal In Situ

[Michael Oritt]

David--

For the reasons you state I have decided not to.

Thanks--Michael Oritt

On Tue, Oct 3, 2017 at 1:24 PM, David Nock BCS <healeydoc at sbcglobal.net>
wrote:

> The early BN1 motor has two bolt that go thru the rear engine plate into
> the rear main cap. If you have installed an aftermarket rear seal kit it is
> bolted to the rear main cap.  However you are going to create other
> problems by removing the front and rear main caps with the engine in place.
> You will tear the front and  rear engine plate gaskets. The rear one isnt
> as much of a problem but I guarantee that the front one will leak when you
> put it back together.
>
> DON’T do it
>
>
>
> David Nock
> British Car Specialists
> 209-948-8767 <(209)%20948-8767>
> www.britishcarspecialists.com
>
> *From:* Michael Oritt <michael.oritt at gmail.com>
> *Sent:* Tuesday, October 03, 2017 8:50 AM
> *To:* Jonas Payne <jpaynepbr at cox.net>
> *Cc:* Austin Healey <healeys at autox.team.net>
> *Subject:* Re: [Healeys] 100 Main Bearing Caps--Removal In Situ
>
> Jonas--
>
> I'm aware of the bolts for the front main bearing cap and they are
> accessible with engine in.  lt is the rear main cap that I am concerned
> with and while I will take your word that they existed on the car you
> reference even if there were not I have decided against attempting its
> removal as the chance of damaging the gasket/seal is great.  I'll replace
> the oil pump and rod bearings--the mains will simply have to live a bit
> longer!
>
> Best--Michael Oritt
>
> On Tue, Oct 3, 2017 at 11:38 AM, Jonas Payne <jpaynepbr at cox.net> wrote:
>
>> There were horizontal bolts front and rear on George McHarris’s 100-4. It
>> precluded an engine in rebuild.
>>
>>
>>
>> Jonas Payne
>>
>> PBR Consulting Services, LLC
>>
>> 702.882.6711 <(702)%20882-6711>
>>
>>
>>
>> *From:* Healeys [mailto:healeys-bounces at autox.team.net] *On Behalf Of *WILLIAM
>> B LAWRENCE
>> *Sent:* Monday, October 2, 2017 11:11 PM
>> *To:* Michael Oritt <michael.oritt at gmail.com>; Austin Healey <
>> healeys at autox.team.net>
>> *Subject:* Re: [Healeys] 100 Main Bearing Caps--Removal In Situ
>>
>>
>>
>> Michael,
>>
>>
>>
>> Having recently rebuilt my engine I can attest that there are no
>> horizontal bolts holding the main caps to the engine block. What you may be
>> seeing are some of the capscrews that hold the engine adapter plate in
>> place. You should be able to remove the main cap after removing those
>> bolts. They are accessible under the timing cover. Replacement may be a
>> little delicate as that is a gasketed joint.
>>
>>
>>
>> Good luck.
>>
>>
>>
>> Bill Lawrence
>>
>> BN1 #554
>> ------------------------------
>>
>> *From:* Healeys <healeys-bounces at autox.team.net> on behalf of Michael
>> Oritt <michael.oritt at gmail.com>
>> *Sent:* Sunday, October 1, 2017 5:22:51 PM
>> *To:* Austin Healey
>> *Subject:* [Healeys] 100 Main Bearing Caps--Removal In Situ
>>
>>
>>
>> Looking at the exploded view of the bottom end of the 100 engine on page
>> D/224 of the service manual I see that there are two horizontal bolts that
>> fasten the front main cap into the block that are, I assume, accessible via
>> the timing cvhanin cover.
>>
>> I do not see such hole(s) for the rear main cap. Are there any horizontal
>> bolts going through the rear plate into the rear main cap that would
>> require the removal of the engine or transmission for access to them?
>>
>> Judging by the condition of the oil pump gears and end plate I do believe
>> that a lot of the lost oil pressure will be cured by replacing the pump. I
>> have not yet removed the front main cap but the center main shell and crank
>> journal were in pretty good shape with no discoloration, scoring, etc.
>>
>> I'm certainly willing to replace the rod bearings and mains that I can
>> access with the engine/transmission in place but do not want to pull it or
>> the transmission if possible. I know that best practice would be to replace
>> all mains but if there are such bolts and I choose not to pull the engine
>> or transmission to access them I am making a big mistake by replacing only
>> the front and center mains?
>>
>>
>>
>> Best--Michael Oritt
>>
>
>
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