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  1. #1
    Member 89LX's Avatar
    Join Date
    May 2006
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    East Coast North Carolina
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    429

    Navy
    2000 Z28 M6

    Underdrive Crank Pulley Question

    If I opt to install an underdrive pulley on my LS1 2000 Z28 will I see an increase in RWHP? Is it worth the $$$ and which do you consider the best. Thanks

  2. #2
    Member DocEwww's Avatar
    Join Date
    Aug 2005
    Location
    Burlington, NJ / Syracuse, NY
    Age
    39
    Posts
    106
    Its a proven mod and yes worth it. Approx 7-10rwhp.
    07' Trailblazer SS AWD 3SS - Imperial Blue
    05' GTO - Midnight Blue Metallic
    99' Trans Am WS.6 - Nighthawk Black Pearl w/ flames

  3. #3
    Senior Member mrr23's Avatar
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    Jul 2005
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    orlando, fl
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    7,364

    black
    2014 camaro 2ss/rs

    Cold Air Intake, Muffler Delete, Vinci High Performance Dual Valve Springs, Hardened Pushrods, Yella Terra 1.85 Rockers, Some Hydropdipped Stuff, Strut Tower Brace, Some SS Badges, boost/vacuum gauge, fuel pressure gauge, some checkered stripes, drilled/slotted rotors, ZL1addons Stealth wickerbill, Ruxifey LED side markers

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