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2004 2500 Silverado LQ4 questions

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Old 04-05-2012, 10:31 PM
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Default 2004 2500 Silverado LQ4 questions

Hope I can get some help here...

I have the LQ4 6.0 in my 2500. I'm swapping the 317s for some ported 243s to help get a little more power. If I do a mild cam also I should be able to use the stock push rods right? Anyone know what size injectors they have? Or if need be what a good upgrade is?
Old 04-05-2012, 10:44 PM
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Originally Posted by 1999Z28
Hope I can get some help here...

I have the LQ4 6.0 in my 2500. I'm swapping the 317s for some ported 243s to help get a little more power. If I do a mild cam also I should be able to use the stock push rods right? Anyone know what size injectors they have? Or if need be what a good upgrade is?
That's a no no on the stock pushrods. The ramp rate of any aftermarket cam will bend them for sure after the first romp on it.

The stock injectors will be fine until you get a lil past the 400hp mark




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