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shaved 5.3 head questions

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Old Apr 6, 2013 | 09:28 PM
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Default shaved 5.3 head questions

hey guys what is the maximum i could shave my 243 5.3 heads to bump up compression?

Last edited by camarozz383; Apr 6, 2013 at 09:38 PM.
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Old Apr 7, 2013 | 05:35 AM
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nothing?? I know someone knows something
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Old Apr 12, 2013 | 02:30 PM
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i wouldnt go over .040 you will have intake alignment issues.
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Old Apr 29, 2013 | 06:23 PM
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Default shaved 5.3 heads

got to be someone who knows a more concrete answerwhat is the most i can shave while using GM 5.3 mls gaskets with the cam specs below? thanks

2008 5.3
243 heads
cam 219/233-553/536 109 lobe separation
edelbrock intake
MSD 6LS2 ignition
750 holley carb
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Old Apr 29, 2013 | 06:24 PM
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anymore info? thanks
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Old Apr 30, 2013 | 06:35 AM
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To the top
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Old May 7, 2013 | 04:20 PM
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I want to know to on this I'm doing a carb 5.3as well an want to know the max on shaving the heads
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Old May 8, 2013 | 08:01 PM
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I would measure ptv clearance before milling the heads, then you will know what you can mill them to.
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