Mayf;
I think that Justin and Dave are right-- Chevy is cheaper and more
available; more vendors, too.
Regards, Neil Tucson, AZ
--------------------------------------------------
From: "Justin Calkins" <calkins@camspray.com>
Sent: Wednesday, November 23, 2011 10:49 AM
To: <drmayf@mayfco.com>; <land-speed@autox.team.net>
Subject: Re: [Land-speed] dumb Question # 4856 - Wrist pins
> mayf,
> My guess would be availability of parts for GM engines. Lower end parts
> for
> the early style hemi offers a Chevy rod option, big block I believe.
> Everyone make SBC and BBC parts, so the cost to make those parts are much
> lower than other makes. That's my two cents...
>
> Justin Calkins
> Cam Spray - Service Department
> 520 Brooks Road
> Iowa Falls, Iowa 50126
> 800-648-5011 Ext 1232
> calkins@camspray.com
> http://www.camspray.com
>
>
> -----Original Message-----
> From: land-speed-bounces@autox.team.net
> [mailto:land-speed-bounces@autox.team.net]On Behalf Of Larry Mayfield
> Sent: Wednesday, November 23, 2011 11:35 AM
> To: land-speed@autox.team.net
> Subject: [Land-speed] dumb Question # 4856 - Wrist pins
>
>
> Ford uses a wrist pin diameter of 0.912 inches for the little end of the
> rod/piston. GM has a wrist pin diameter of 0.927 inches. I see a number
> of Ford products whether pistons or rods offered with the option of
> using the GM wrist pin diameter. I don't know if the Ford pin diameter
> is offered as an option for GM stuff though. Don't care, lol...
>
> What's up with that? Is the GM pin lighter even though it is larger in
> diameter? Stronger for sure but is that the reason?
>
> So, the dumb question is: "why switch from 0.912 to 0.927 inch diameter
> wrist pins?
>
> Keep it technical please...
>
> mayf
>
> --
> ______________________________
> drmayf
> Worlds Fastest Sunbeam, period.
> 204.913 mph flying mile
> 210.779 mph exit speed
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