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Is a Torque wrench absolutely necessary?

Discussion in '2nd Gen. Tacomas' started by MxRacer190, Apr 29, 2010.

  1. KenLyns

    KenLyns Lord of War

    May 23, 2010
    Belly of the Beast
    4x4 TRD Off Road Full-Auto
    All-Pro Front Bumper, All-Pro UCAs, Icon ET Coilovers, Icon VS Rear Shocks, TSB Leafs, Timbren Bumpstops, CBI Sliders, ViAir Compressor, Klearz LED 3rd Brake Light, Pop-N-Lock Tailgate Handle, Husky Front Flaps, Deeza HD Sway Bar Links
    I'm surprised this is being debated at all. Production car parts typically have a high margin of safety with oversized bolts. There are applications where even a torque wrench isn't accurate enough, like building race engines for NASCAR, F1, etc. The technician measures each bolt with a dial gauge, writes the length in a chart, and tightens the nut until the bolt is stretched to 75% of yield strength. Here's a $200 ARP bolt stretch gauge for ya:
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