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engine id please

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Old Mar 18, 2002 | 11:11 AM
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Default engine id please

A friend is starting to build a rod and was given an unknown chevy block.The casting # is 3782870 and the date stamp ? is l 15 1.Could this be a 1961 283 WITH ? HP

if anyone can help I would really appreciate it. thanks george.


[Modified by backagain, 9:14 AM 3/18/2002]
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Old Mar 18, 2002 | 11:22 AM
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Default Re: engine id please (backagain)

Mor-Tec says 62-67 327.
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Old Mar 18, 2002 | 11:27 AM
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Default Re: engine id please (backagain)

George.

According to the Corvette Black Book, the block is a 327. The casting number was used on all 1962-1964 327 'vettes and on some in 1965. I'm sure others can help further.

Good luck.... :cheers:

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Old Mar 18, 2002 | 01:17 PM
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Default Re: engine id please (backagain)

All 62-65 small blocks I believe have a 3782870 casting number so this a definite 327 however the l 15 1 seems to me like maybe September 15, 1961 block casting date,..r u sure that maybe the l symbol isn't a 1 number as sometimes the scoring of these casting date numbers weren't very well done. If this first digit is a 1 then this would mean the engine was a probable early build for the '62 production year. Does he have the heads that go with this block and R there any numbers on the head front stamp pad,..passenger side? Hope this helps,.. :chevy
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