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Old 03-06-2011, 04:27 AM
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chevy 781 heads....

in the process of building a 496 would a set of 781 heads be good

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Old 03-06-2011, 05:01 AM
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Very good head for a street-strip motor. They need to have 2.19-1.88 valves installed and proper bowl work done.
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Old 03-06-2011, 05:46 AM
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would they be enough for a 496 build... or 468 build..
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Old 03-06-2011, 07:28 AM
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I build 489-505 engines with modified 781 heads, a popular combination.
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Old 03-06-2011, 12:19 PM
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what kind of power can be made with this setup i am planning on running aound 10.2 comp. and around a 552 lift cam dual plane intake any help on matching things together would be great
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