[Healeys] 28% OD with 3.54 rearend

[Mike S]

Oh my, I've opened another barrel of snakes.  My BJ8 is sad to lose all 
that power she thought she had.  Thanks Harold for the info and Art for 
the graph.


Mike

------------------------------------------------------------------------

On 11/14/2017 6:43 AM, Braundmeier, A. wrote:
>
> All,
>
>
> Since my data was the source of the Excel file, I went and tried to 
> find my original source for that data.  Couldn't find it on my current 
> computer so I am abandoning that data.  I'm sorry for any confusion.
>
>
> I did digitize the graph sent by Harold M and have attached a new 
> Excel file showing the torque and HP for the Mk III derived from that 
> graph.
>
>
> Art Braundmeier
>
>
> ------------------------------------------------------------------------
> *From:* Harold Manifold <manifold at telus.net>
> *Sent:* Monday, November 13, 2017 9:04:08 PM
> *To:* 'Mike S'; Braundmeier, A.; 'Healey List'
> *Subject:* RE: [Healeys] 28% OD with 3.54 rearend
> Gentlemen,
> I don't often disagree with information posted on this board but the 
> recent Excel chart of Hp and Torque is either a highly modified engine 
> or wishful thinking. The published data for the Mk III is maximum 
> power of 149 bhp at 5,250 rpm and maximum torque 173 lb. ft. at 3,000 
> rpm. I have attached a copy of a HP and Torque curve from a period 
> publication I have. The attached chart has BHP, Torque and Brake Mean 
> Effective Pressure for both a Mk II and Mk III Healey.
> If there is a 250 HP Healey engine out there that generated the curves 
> on the spreadsheet please send pictures.
> Harold
>
> ------------------------------------------------------------------------
> *From:* Healeys [mailto:healeys-bounces at autox.team.net] *On Behalf Of 
> *Mike S
> *Sent:* Monday, November 13, 2017 2:37 PM
> *To:* Braundmeier, A.; Healey List
> *Subject:* Re: [Healeys] 28% OD with 3.54 rearend
>
> Thanks.  Just what I was looking for.  Anybody have data for lower 
> than 3000 rpm?  Does the attached make sense?
>
>
> Mike
>
>
> On 11/13/2017 1:43 PM, Braundmeier, A. wrote:
>>
>> Here is the torque curve I've been using.
>>
>>
>>
>> ------------------------------------------------------------------------
>> *From:* Healeys <healeys-bounces at autox.team.net> 
>> <mailto:healeys-bounces at autox.team.net> on behalf of Mike S 
>> <phoenix722 at comcast.net> <mailto:phoenix722 at comcast.net>
>> *Sent:* Saturday, November 11, 2017 4:57:11 PM
>> *To:* David Nock; Healey List
>> *Subject:* Re: [Healeys] 28% OD with 3.54 rearend
>>
>>
>> Is there an easy way to determine the various installed ratios?  I'm 
>> curious as to how my mph vs rpm stacks up. Also, is there a torque 
>> curve available (BJ8).
>>
>> Mike
>> ------------------------------------------------------------------------
>>
>> On 11/10/2017 1:44 PM, David Nock wrote:
>>> Check out this site. Put the info in and you will know you speed and rpm
>>>
>>> http://www.angelfire.com/fl/procrastination/rear.html
>>>
>>> Sentfrom my iPhone
>>>
>>> On Nov 10, 2017, at 8:27 AM, Ed Orr <eorr at cogeco.ca 
>>> <mailto:eorr at cogeco.ca>> wrote:
>>>
>>>> It's all positive Bob been running this since Lemperts first 
>>>> edition 3.54 about 10 years ago or so .
>>>> Lots of power to start off in 2nd gear and about 2700 rpm at 
>>>> highway speeds 70/75 mph .
>>>>
>>>> Ed Orr
>>>> '65 BJ8  3.54 28%
>>>> '66 BJ8 3.54 28% (for sale)
>>>>
>>>>
>>>> -----Original Message----- From: Bob Spidell
>>>> Sent: Thursday, November 09, 2017 10:46 PM
>>>> To: Healeys
>>>> Subject: [Healeys] 28% OD with 3.54 rearend
>>>>
>>>> Anyone running this setup?  Pros?  Cons?
>>>>
>>>> Bob
>>>>
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>>
>> -- 
>> Mike
>>
>> MGTD (long gone)
>> BN1 (long gone)
>> BN2-100M (gone but in good hands)
>> BJ8
>>
>>
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>
> -- 
> Mike
>
> MGTD (long gone)
> BN1 (long gone)
> BN2-100M (gone but in good hands)
> BJ8

-- 
Mike

MGTD (long gone)
BN1 (long gone)
BN2-100M (gone but in good hands)
BJ8


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