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safe rpm for a 05 lq4?

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Old Nov 23, 2008 | 02:34 PM
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transdam's Avatar
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Staging Lane
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Default safe rpm for a 05 lq4?

it has a epp blower cam ,patriot gold springs , cromoly pushrods,and a procharger on 9psi
wanting to spin it 6600 is that safe
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Old Nov 23, 2008 | 08:55 PM
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thats a nice safe limit.
i turn mine 7K knowing something could happen. but thats where its consistant and lays down an ET.
some guys go higher. with the boost, id keep it down if thats where the motor makes its power.
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Old Nov 23, 2008 | 09:03 PM
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Originally Posted by TJ
thats a nice safe limit.
i turn mine 7K knowing something could happen. but thats where its consistant and lays down an ET.
some guys go higher. with the boost, id keep it down if thats where the motor makes its power.
If you dont mind me asking, whats doone to your motor? Ive been toying with the idea of a 6.0in a third gen and your times are pretty nice.
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Old Nov 23, 2008 | 09:46 PM
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Originally Posted by MrElectric03
If you dont mind me asking, whats doone to your motor? Ive been toying with the idea of a 6.0in a third gen and your times are pretty nice.
motor is stock shortblock. milled ls6 heads.
235 237 599 602 cam.
car is 3400# raceweight.
it has all the suspension converter/gear to make it work and be a great combo for me.
lots of efforts in getting it to go faster.
this same setup started life at 7.30's at 94mph.
converter, gear, and just playing with suspension.
its been fun.
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