[s-cars] Torque wrench for spark plugs recommendation

[LL - NY]

FWIW, I use a bending beam torque wrench for my low torque 3/8ths drive
applications, they're easy to find, although the "settings" are limited to
every 5 ft-lbs. Lifetime warrantee and calibration papers from Snears.

On Mon, Jun 15, 2009 at 8:11 PM, Robert Rossato <rossato.qlist at gmail.com>wrote:

> The main thing is to use as small a range as you can to cover what you
> need to torque.  So there is no such thing as one size fits all for
> torque wrenches, as you well know.
>
> The typical micrometer style torque wrench has an accuracy of around 6%
> of full scale (for a good one).  Split-beams have around 4% accuracy,
> and dial type torque wrenches are 2%.  Accuracy is only valid from 20%
> of full scale to full scale.  Using your 20-200 lb-ft torque wrench as
> an example, it would have an accuracy of +/- 12 lb-ft (6% of 200).  Not
> too good when you're trying to measure 22 lb-ft.
>
> If you're looking for a click type I would try to find something with a
> 50 lb-ft upper range if you can, but it may be tough to find anything
> less than 75 lb-ft.  And most likely they'll be 100 lb-ft full scale.
>
> I second Dave's suggestion of trolling ebay for used Snap-on or Matco
> torque wrenches.  The Snap-on torque wrenches are actually made by
> Precision Instruments, or at least they used to be until recently.  For
> the spark plugs I use a Snap-on 0-50 lb-ft dial type.
>
> HTH,
>
> Bob
>
>
>
> > -----Original Message-----
> > From: s-car-list-bounces at audifans.com
> > [mailto:s-car-list-bounces at audifans.com] On Behalf Of Peter Schulz
> > Sent: Monday, June 15, 2009 8:47 AM
> > To: s-car-list at audifans.com
> > Subject: [s-cars] Torque wrench for spark plugs recommendation
> >
> >
> > Since the subject of tools has been discussed.
> >
> > I'd like to purchase a torque wrench for lower torque applications,
> > such as spark plugs.
> > My current torque wrench's range is 20-200 ft/lbs....
> >
> > Sears has a current sale on Craftsman Torque wrenches for $59.99...
> > I do know that unlike other Craftsman tools, their torque wrenches do
> > NOT carry their lifetime warranty....
> >
> > Any recommendations?
> >
> > -Peter
> >
> > -Peter Schulz
> > Chelmsford Ma, USA
> > http://www.naaclub.org/
> >
> > 1995.5 S6 Avant Emerald/Ecru
> > 1995.5 S6 Avant Silver/Platinum
> > 1991 90Q 20v Q Red
> > 1991 90Q 20v Indigo
> > 1991 CQ silver  (eS2 recipient)
> >
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