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any improvement on lighter vavles

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Old Sep 4, 2006 | 04:31 PM
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Default any improvement on lighter vavles

hey guys im sending my 317 heads for my turbo build to get rebuilt and im already putting patriot dual gold springs kit along with a 5 angle job,but ferrea vavles is here in south florida so i was wondering if lighter stronger vavles will improve anything?
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Old Sep 4, 2006 | 08:14 PM
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The less weight in the valvetrain the better. You just gotta figure out if it's worth the cost for your application.
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Old Sep 5, 2006 | 10:28 AM
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why exactly is it better?and any improvement? cost is not the problem
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Old Sep 5, 2006 | 10:43 AM
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By taking weight away from your valvetrain and strengthing it at the sametime is benefical because it makes the valvetrain more stable at all RPM's i.e. reduced flexing, extending the life of the components. Lightning different components (retainers, locks, valves etc..) will reduce the amount of strain you put on the spring, allowing them to control the valves better. You will be able to bring the motor into higher RPM's if you need to because of the now stronger and lighter components.
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Old Sep 5, 2006 | 10:51 AM
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thanks alot guys
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Old Sep 5, 2006 | 12:23 PM
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The valves in my Dart heads were made by Eaton and were larger than stock, but also lighter than stock. The also had a "REV" part number on them.
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Old Sep 5, 2006 | 01:38 PM
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longer?how did that work out?i know u can shim the spring seat for shorter springs but longer vavle stem?
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Old Sep 5, 2006 | 04:54 PM
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Larger, not longer. The guide can be machined to accomodate that. Longer than stock would mess up the valvetrain geometry big time.
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Old Sep 5, 2006 | 09:59 PM
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ohh that u can do
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Old Sep 6, 2006 | 05:27 AM
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Sorry, just to be clear the Dart valve was 2.02 and 98 grams and the stock is 2.00 and 101 grams.
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Old Sep 6, 2006 | 01:48 PM
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nice gain
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Old Sep 18, 2006 | 01:00 PM
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guys wat are the stock size vavles for the 6.0 317 heads?
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Old Sep 18, 2006 | 02:53 PM
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the lighter the valve train the better. also improves velocity and less strees on the springs and able to turn higher rpm due to less weight quicker turn up also
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