Thread: Casting numbers?
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03-20-2004 03:28 PM #1
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- Car Year, Make, Model: 86 GMC S-15 SBC powered
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Casting numbers?
Could some one tell me or direct me to where I can find out what theses numbers mean 3898920, GM-5, F-29-3, They are on the heads of my smb.
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03-20-2004 05:28 PM #2
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I looked it up through www.mortec.com and found it to be a 1972- 1973 350 but, I could not find your exzact number I only found 3998920 so, recheck ur numbers cause that first 8 could be easily mistaken for a 9 on a motor that old.You don't know what you've got til it's gone
Matt's 1951 Chevy Fleetline- Driver
1967 Ford Falcon- Sold
1930's styled hand built ratrod project
1974 Volkswagen Super Beetle Wolfsburg Edition- sold
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03-23-2004 06:00 PM #3
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thanks for the info, much appreciated.I've got the itch to lay some rubber down!!! ~Thanks grampa! its been 10 years worth of work, I just wish you could see it~
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