I found that tradervar.com has the Actron digital multi-meter w/tach for $29.99

Features
  • Easy-to-read digital LCD display 3-1/2 digit, .8" high
    Detachable heat-resistant, color coded leads with booted alligator clips
    Automatic reverse polarity indication
    Overload protection on all ranges
    Automatic zero adjust on all functions
    Shock Resistant
    Water Resistant
    Auto power off
    Color Coded Detachable Leads
    Complete Instructions in English and Spanish


Functions

  • DC Amps 0-15
    DC Millivolts
    DC Volts 0-2, 0-20, 0-200
    Ohms 0-200, 0-2000, 0-20.000, 0-200.000
    Hi Tachometer 0-10,000 RPM on 4, 5, 6, 8 Cylinder Engines
    Low Tachometer 0-1999 RPM on 4, 5, 6, 8 Cylinder Engines
    Dwell 4 cyl. 0-90, 5 cyl. 0-72, 6 cyl. 0-60, 8 cyl. 0-45
    Diode Test
    Duty Cycle 0-100%


I'm not connected in any way with the seller. -- Matt


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'89 4runner SR5, 3.0, auto (fun)
'93 xtra cab, dlx,3.0, 5spd (work truck)