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Old 11-02-2008, 02:48 PM
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Wot Are My Heads ??

HI THERE I GOT A 327 CHEVY 657 BLOCK AND THE HEADS HAVE A MARKING ON THE END THAT LOOKS LIKE A RECTANGLE WITH TWO THIN RECTANGLES SAT ON TOP OF IT VERTICALLY ABIT LIKE SKY SCRAPERS CILLOETTE,.. SOME SAID THEY COULD BE 283 HEADS ,CAN SOMEONE PLZ CLARIFY THK U

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Old 11-02-2008, 03:08 PM
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do you have any pictures or casting numbers
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Old 11-02-2008, 03:29 PM
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heads

last digits are 775: also the heads inside have a number j266 and on the block it says k86 on therear bell housing area..could u date this by any chance thk u

Last edited by neilyo; 11-02-2008 at 03:57 PM.
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Old 11-02-2008, 03:49 PM
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heads

hi torque monster they look likethey end in 775
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Old 11-02-2008, 04:18 PM
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3737775....62-67...283/327
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Old 11-05-2008, 05:57 AM
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my heads ...

hi found my head number to be 3876775...??
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Old 11-05-2008, 07:13 AM
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Quote:
Originally Posted by neilyo
hi found my head number to be 3876775...??
looks like 60-67 283/327 heads 75cc chamber

Check here for confirmation:
http://www.mortec.com/castnum.htm
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Old 11-05-2008, 07:52 AM
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heads

hey thk u ,u have u got any idea of a ruff compression on my engine ..its as i am aware ,standard 327 and the pistons are pop ups in the middle ,it seem lumpy on idle but crisp ..was just wondering? the engine has a press fit harmonic balancer ,apparently 327 2bolt mains had these.. hey jude we drive the same vehicle haha ..

Last edited by neilyo; 11-05-2008 at 07:58 AM.
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