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building 496 stroker need help picking parts

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Old 09-18-2011, 09:37 PM
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Default building 496 stroker need help picking parts

just pulled my 330hp 454.
im going to put in a stroker kit and trying to figure out which heads, intake, carb to go with and what compression. advice please.
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Old 09-18-2011, 11:08 PM
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I run 454 420hp's worked to 496's, 60 over Eagle crank, J.E. Pistions, H-Beam rods, ported and polished MIRLIN (WORLD) heads, Roller Rockers, mercury racing 650's carb's with DART intakes and LIGHTNING headers , runs 87 octane 525hp.

Last edited by pgolder; 09-19-2011 at 09:38 AM.
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Old 09-19-2011, 12:49 AM
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Good large oval port heads with Inconel exhaust valves and flat top pistons which will give you 9 to 9.5:1 compression.
Edelbrock RPM airgap dual plane intake
800 Holley marine carb
Crane 731 roller cam
Roller rockers
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Old 09-19-2011, 02:12 AM
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Originally Posted by pgolder
...10.2:1 , runs 87 octane 525hp.
Is this a typo?
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Old 09-19-2011, 06:19 AM
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Originally Posted by picklenjim
Good large oval port heads with Inconel exhaust valves and flat top pistons which will give you 9 to 9.5:1 compression.
Edelbrock RPM airgap dual plane intake
800 Holley marine carb
Crane 731 roller cam
Roller rockers
I will be building 4 just like this soon. 2 for my formula and 2 for a friend
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Old 09-19-2011, 06:33 AM
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Originally Posted by picklenjim
Good large oval port heads with Inconel exhaust valves and flat top pistons which will give you 9 to 9.5:1 compression.
Edelbrock RPM airgap dual plane intake
800 Holley marine carb
Crane 731 roller cam
Roller rockers
What casting number is on the large oval port head?
And thank you for the replies.
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Old 09-19-2011, 09:38 AM
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Do yourself a favor and call Marine Kinetics AKA RMbuilder (585) 654-8583 Bob will set you up with the right parts and give you great service.
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Old 09-19-2011, 04:39 PM
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Originally Posted by Smithelectric
What casting number is on the large oval port head?
And thank you for the replies.
The best gm cast are 781 or 049
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Old 09-19-2011, 05:18 PM
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I have 781s
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Old 09-22-2011, 12:09 AM
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Originally Posted by lil red
I have 781s
Forsale?
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