[Healeys] 100-4 timing

[David P]

What does that mean " a constant 24 degrees advance'"?

Dave


On 11/2/2018 8:07 AM, Larry Paterson wrote:
> My race 100m with a Mallory ignition and no vacuum advance runs a 
> constant 24 degrees advance
> Larry Paterson
> Sent from my BlackBerry — the most secure mobile device — via the 
> TELUS Network
> *From:* michael.oritt at gmail.com
> *Sent:* November 2, 2018 6:37 AM
> *To:* waschu2 at gmail.com
> *Cc:* healeys at autox.team.net
> *Subject:* Re: [Healeys] 100-4 timing
>
>
> 34-35 at 3K rpm.
>
> Best--Michael Oritt
>
> On Fri, Nov 2, 2018 at 12:40 AM Wayne <waschu2 at gmail.com 
> <mailto:waschu2 at gmail.com>> wrote:
>
>     Sorry I forgot to ask the question.  Where are other Healey 100-4
>     owners
>     setting their timing?
>
>     Hi everyone
>
>
>                          My friend Bob and I have his rebuilt engine
>     back in
>     and running after its crankshaft failure. It is currently 89MM
>     bore with
>     a DWR1 camshaft similar to the 100M Cam specs. The head is a
>     previously
>     installed Denis Welch aluminum head that we has to mill slightly
>     because
>     the crank failure allowed the #4 piston to hit the head. The
>     valves were
>     ok.  During the break in period we have the timing set to 8 degrees
>     advance at idle.  Bad me I don't know what the advance is at 3000 rpm
>     with the Mallory distributor. We plan to check it this week and
>     keep the
>     advance to around 35 degrees total advance. The engine is running
>     great
>     with 8 degrees advance at idle, backing it off to 6 degrees the
>     engine
>     was not as happy. Using 93 octane gas with 10% alcohol. Ethanol free
>     gas is available near our house in Maryland but not here in CT.
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Porter Custom Bicycles 2909 Arno St. NE Albuquerque, NM. 505-352-1378 My World go here: WWW.PORTERBIKES.COM/



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