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heads with casting # 317 anyone know what these might be off of ??

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Old 01-28-2002, 04:16 AM
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Default heads with casting # 317 anyone know what these might be off of ??

# 317 casting with #'s 1057P2122363 right above exhaust ports. Anyone know what these might be from. <img src="images/icons/confused.gif" border="0">
Thanks,
Dave
Old 01-28-2002, 07:37 AM
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Default Re: heads with casting # 317 anyone know what these might be off of ??

I believe those numbers are from mid 99 production. they are center bolted correct? <img src="images/icons/confused.gif" border="0">
Old 01-28-2002, 08:13 AM
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Default Re: heads with casting # 317 anyone know what these might be off of ??

Hi' Joe,
Yes, they are center-bolt. They also have 'D' shaped exhaust ports.

Dave
Old 01-28-2002, 09:51 AM
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Default Re: heads with casting # 317 anyone know what these might be off of ??

6.0L truck <img src="gr_stretch.gif" border="0">

LS6 ports, int. and exh., 71 cc combustion chamber

4.5 cc bigger than LS1, 6.5 cc bigger than LS6
Old 01-28-2002, 04:32 PM
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Default Re: heads with casting # 317 anyone know what these might be off of ??

Hi y2khawk'
Is there a list somewhere, of all the different casting #'s, or is it the '1057P2122363' string of numbers that makes it a 6.0 head. I was hoping I had some LS6 heads for compression.
Thanks,
Dave
Old 01-28-2002, 05:04 PM
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Default Re: heads with casting # 317 anyone know what these might be off of ??

Dave,

what all mods do you have? I am just 35 min down from canonsburg. Are you headed to keystone this year?
Old 01-30-2002, 04:55 AM
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Default Re: heads with casting # 317 anyone know what these might be off of ??

Hi' Terry,
Closer than that, I work in southpointe. <img src="gr_stretch.gif" border="0">
Keystone is my summer home. <img src="graemlins/burnout.gif" border="0" alt="[Burnout]" />

check out www.keystoneraceway.net all NEW track this year <img src="graemlins/gr_cheers.gif" border="0" alt="[cheers]" />




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