pls decode this..
Jan 3, 2010 | 01:39 PM
Thread Starter
Heel & Toe
Joined: Apr 2008
Posts: 19
Likes: 0
pls decode this..
hello, i'm from italy, and i have in my garage these pair of Gm head, casting number 3881482, but i don't know where they come from...
can you decode this number?
thanks.
marco.
Jan 3, 2010 | 02:52 PM
Jan 3, 2010 | 03:10 PM
Melting Slicks
Joined: Jan 2003
Posts: 2,813
Likes: 1
From: JOPPA MD
Quote:
Originally Posted by
Mike Ward
The number given by the OP does not exist....I have been researching it from the time of his post.
Please re-check the number and or post a photo of same.
Jan 3, 2010 | 08:53 PM
Racer
Joined: Feb 2008
Posts: 497
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From: Streator Illinois
Are you sure they are from a Chevrolet engine? Small block?
Recheck that number and then go to mortec.com
Terry
Jan 5, 2010 | 03:19 AM
Thread Starter
Heel & Toe
Joined: Apr 2008
Posts: 19
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thanks for answers, but numbers are correct.
3881482
with 1301 on the bottom.
i'm sure it's SBC heads, but i wanna know which valves and cc. are..
Jan 5, 2010 | 09:23 AM
Burning Brakes
Joined: Jun 2008
Posts: 1,086
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From: Michigan
This number is not listed in any Corvette reference material I have including an old Corvette parts and illustration catelog from 1953-1974.
Jan 5, 2010 | 09:53 AM
Safety Car
Joined: Aug 2000
Posts: 3,711
Likes: 43
From: San Antonio TX
You have to look for it as a "482" head. It is a smallblock Chevy generic smog head with 75cc chambers and 1.72 intake and 1.50 exhaust. By no means a performance head or of any value.
Jan 5, 2010 | 02:13 PM
Melting Slicks
Joined: Jan 2003
Posts: 2,813
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From: JOPPA MD
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Jan 6, 2010 | 02:14 PM
Thread Starter
Heel & Toe
Joined: Apr 2008
Posts: 19
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thanks for answers, do you think this heads can be better than 1980 L48 stock heads?
Jan 6, 2010 | 02:29 PM
Safety Car
Joined: Aug 2000
Posts: 3,711
Likes: 43
From: San Antonio TX
No. The L-48 head is better. Valve size is larger on the L-48 head at 1.94" intake, 1.50" exhaust.
Jan 6, 2010 | 02:32 PM
Thread Starter
Heel & Toe
Joined: Apr 2008
Posts: 19
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