Stock rocker arms question??

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Apr 9, 2006 | 09:13 PM

Mad_04_chev2004

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From: Humble, Texas

Stock rocker arms question??

What is the stock rocker arm ratio and stock lift on a 2004 4.8L??
Also, is it a Gen 2 or Gen 3 motor??

Apr 9, 2006 | 09:30 PM

PappyDan

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rocker should be 1.7, stock lift from the cam is 0.457/0.466 it is a gen 3 motor

Apr 9, 2006 | 09:30 PM

budhayes3

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From: Hackensack, NJ

GenIII motor, 1.7 rockers, cam specs: Dur: 191/190 Lift: .457/.466 114LSA

Apr 10, 2006 | 08:40 AM

Mad_04_chev2004

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From: Humble, Texas

Damn thats a lot of lift. Thanks guys.

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