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Thread: Underdrive pulleys on a NNBS silverado

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  1. #1
    Join Date
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    i thought only the 6.2 had vvt
    '02 Silvy: Z71 EC Step Side 5.3L Nelson tuned
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  2. #2
    Join Date
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    Quote Originally Posted by cjriojas View Post
    i thought only the 6.2 had vvt
    My 5.3 has it.

    Quote Originally Posted by Mang213 View Post
    Did all 5.3's have vvt in '08?
    I THINK. I'm not positive.

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