[Healeys] carb lifting pin

BJ8 Healeys sbyers at ec.rr.com
Mon Oct 17 18:19:34 MDT 2011


I agree that the lifting pin is useless.  At least, it always has been for
me.  The front pin is buried in a place where it's impossible for me to get
a finger on it.  I never seem to get any discernible reaction from lifting
either pin until the engine stumbles.

Bob, get a Colortune tool and you can ignore the lifting pin. Colortune lets
you set the mixtures by watching the color of the flame in the cylinder as
you turn the jet lever screw.  Piece of cake.

Steve Byers
HBJ8L/36666
BJ8 Registry
Havelock, NC  USA

-----Original Message-----
From: healeys-bounces at autox.team.net [mailto:healeys-bounces at autox.team.net]
On Behalf Of Eric (Rick) Wilkins
Sent: Monday, October 17, 2011 6:16 PM
Cc: Healeys
Subject: Re: [Healeys] carb lifting pin

That little pin is seriously misunderstood.

Yes, you are correct, lift it 'til you contact the piston rim,then lift
1/32".
You guys realize that 1/32 is a tiny increment, right? All it needs is a
tiny
little nudge to do what it's supposed to do. What's odd about it is that if
you lift much further than that tiny little nudge, the behavior of the
engine
is completely different, often leading to the wrong conclusion about the
mixture.

Wilko


On Oct 17, 2011, at 12:24 PM, Bob Johnson wrote:

> The fuel mixture thread talked about the lifting pin. Does anyone have
> a good way to tell when you have raised the pin 1/32"? On my car it
> seems as though the pin raises maybe 1/16" before it feels as though
> it is contacting anything and then I start to raise the needle. Is
> this right? How can I tell if I'm actually raising anything and when
> have I raised the pin 1/32" when I can't see anything?
>
> Thanks,
>
> Bob Johnson
> BJ8


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