Author Topic: metric gap (feeler) gauges  (Read 3819 times)

paults1

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metric gap (feeler) gauges
« on: April 18, 2008, 10:03:08 »
Does anyone know where I can get a set or individual gap feeler gauges for adjusting the intake & exhaust valves. I need .08mm for the intake & .18mm for the exhaust valves. The set I have does not have the correct increments for .08 & .18.

Regards, Paul '63 230SL

66andBlue

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Re: metric gap (feeler) gauges
« Reply #1 on: April 18, 2008, 10:20:04 »
Paul,
it doesn't have to be metric, you can also use 0.003 and 0.007 inch gauges. They are in many SAE sets.
Otherwise try http://www.samstagsales.com/
for a metric set.

Alfred
1966 blue 230SL automatic
Alfred
1964 230SL manual 4-speed 568H signal red
1966 230SL automatic 334G light blue (sold)
1968 280SL automatic (now 904G midnight blue)

paults1

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Re: metric gap (feeler) gauges
« Reply #2 on: April 18, 2008, 19:46:36 »
Alfred, I searched the web and found that Eastern Industries has individual .08mm & .18mm feeler guages. I'll call them Monday. They also have metric feeler gauge sets, but none have the .18mm. size. I really don't want to use the inch near equivelent. But thanks for your response and the info.

Paul, '63 230SL



dseretakis

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Re: metric gap (feeler) gauges
« Reply #3 on: April 20, 2008, 08:23:17 »

georgem

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Re: metric gap (feeler) gauges
« Reply #4 on: April 20, 2008, 17:38:59 »
Guys,

Feeler guage sets come in a range of sizes, the idea being if there isn`t one of the exact size, you add two or three together ie if you want .08, you could use the .03 and the .05 - hey presto, .08.


Cheers

George
230 SL
Blue/grey
Brisbane
George McDonald
Brisbane
230 Sl
1973 VW Kombi Single Cab Ute
2022 Volvo XC 40 Pure (100% electric)

ja17

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Re: metric gap (feeler) gauges
« Reply #5 on: April 21, 2008, 22:10:30 »
Hello Guys,

Most sets have the inch and metric dimensions marked on them. The sizes are extremely  close at these minute settings. When you consider the wear on the parts, differences made by engine temperature, ambient temperature and the difference each person uses to "feel" the gap a few ten thousandths of an inch is neglegable. You are just kidding yourself if you believe the US measurement incriments are not accurate enough.

In addition you will find that the exact measurements may vary slightly according to your reference material you use. Some say .004 and .008.  I prefere the .003" and .007" on used engines since permissable wear makes parts a little looser.

Yes the long individual feeler gauges are the easiest to use!

Joe Alexander
Blacklick, Ohio
« Last Edit: April 21, 2008, 22:12:39 by ja17 »
Joe Alexander
Blacklick, Ohio
1969 Dark Olive 280SL
2002 ML55 AMG (tow vehicle)
2002 SLK32 AMG (350 hp)
1982 300TD Wagon turbo 4spd.
1963 404 Mercedes Unimog (Swedish Army)
1989 flu419 Mercedes Unimog (US Army)
1998 E430
1974 450SLC Rally
1965 220SE Finback