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Generation III Internal Engine 1997-2006 LS1 | LS6
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Lifter preload

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Old 12-29-2007, 01:08 PM
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Default Lifter preload
how much lifter preload is needed with stock lifters? running MS4, stock heads, stock length pushrods, and adjustable HS roller rockers. just need to know desirable amount for best hp and not too much valvetrain noise. thanks!
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Old 12-29-2007, 01:23 PM
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0.080
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Old 12-29-2007, 02:12 PM
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I dont kno how helpful this will be but with my LT1 I tightened just to zero lash then went another 1/4 to 1/2 turn past zero lash.
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Old 12-29-2007, 02:19 PM
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Old 12-29-2007, 04:07 PM
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Originally Posted by PREDATOR-Z
0.080
I agree.. .060-.080 works well.
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