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Old 09-30-2010, 02:06 PM   #1
evilways
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Small Block casting numbers got me going ?????

Rear casting #14010201/GM5.0LG that is supposed to be 305ci 1980-84

Front casting #V1203FDW now this is where I am confused, I can't locate the FDW suffix for this block in any documents. I only found the FD suffix and those state it is for 265ci, 283ci. Anyone got any info for this?
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Old 09-30-2010, 05:02 PM   #2
brn agn
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Re: Small Block casting numbers got me going ?????

I don't know how accurate this page is, but it list the "FDW" suffix as an 1985 305, originally installed in a C10:

http://www.73-87.com/7387info/engineid.htm
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Old 09-30-2010, 05:49 PM   #3
oldblue1968chevy
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Re: Small Block casting numbers got me going ?????

ive alwasy used the codes on the rear drivers sdie under cyc. head?
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Old 09-30-2010, 07:15 PM   #4
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Re: Small Block casting numbers got me going ?????

Those are stampings. Casting numbers are raised.

This page should help : http://www.nastyz28.com/sbchevy/sblock.php
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Old 09-30-2010, 08:04 PM   #5
evilways
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Re: Small Block casting numbers got me going ?????

Quote:
Originally Posted by oldblue1968chevy View Post
ive alwasy used the codes on the rear drivers sdie under cyc. head?
As I did in my initial post, I am trying to find the so called, rest of the story with the suffix stamps. The casting is usually a vague description of the blocks usage, since many blocks with the same casting were used for multiple applications; I believe you can narrow this down by searching the suffix stamp on the front of the block.
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Old 09-30-2010, 08:06 PM   #6
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Re: Small Block casting numbers got me going ?????

Quote:
Originally Posted by brn agn View Post
I don't know how accurate this page is, but it list the "FDW" suffix as an 1985 305, originally installed in a C10:

http://www.73-87.com/7387info/engineid.htm
Thanks for your help; I had not seen that break down before, very helpful. Thank you.
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Old 09-30-2010, 08:07 PM   #7
evilways
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Re: Small Block casting numbers got me going ?????

Quote:
Originally Posted by GRX View Post
Those are stampings. Casting numbers are raised.

This page should help : http://www.nastyz28.com/sbchevy/sblock.php
That is the site that did not have the stamping I needed, unless I missed it, but thanks anyway.
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Old 09-30-2010, 08:26 PM   #8
JDL
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Re: Small Block casting numbers got me going ?????

84 305
http://www.chevymania.com
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