Valve keeper removal tool

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Posted by Shaw on February 3, 2010, 11:05 pm
 
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Anyone ever use a pusher type tool to remove/install the valve keepers in a
DOHC engine?  If so, which make of tool did you use?  Thanks.


Posted by @ on February 4, 2010, 7:35 am
 


The valve springs on a modern 16-valve engine are very weak, so I
don't use a valve spring compressor.

I just set the cylinder head, with all four valves in the combustion
chamber, on top of a wadded up shop towel so the valves can't move.

Then I place the valve springs over the valve stems.

Rocking the springs toward me allows me to position the first keeper
in the retainer.

Then I place the other keeper on top of the upper spring retainer and
push against the retainer with a large diameter deep well socket and
rock the spring around until the keepers fall into place.

(BTW, Neil Murray sucks. Literally.)

Posted by TOG@Toil on February 4, 2010, 10:30 am
 


It's hard to know where to start with such nonsense, so I'll keep it
simple for you. They aren't weak.

Modern engines have very high rev limits - 14k or so these days. That
means they need *stronger* valve springs than the old clunkers you
last rode. More revs = stronger valve springs, otherwise all high-
performance engines would use springs out of Bic ballpoints.

Ducatis, as ever, are an exception ;-)


First, you haven't worked on a modern engine and secondly, this is
just crap advice anyway. Use the right tool, OP. It makes the job
simpler, easier and safer.

Posted by Sean_Q_ on February 4, 2010, 12:41 pm
 

TOG@Toil wrote:


What reactionary advice. What'r ya tryna do, make trouble
or somthin'? Suppress individual creativity? Impose a rigid,
conventional, stultifying pontificating pedantic orthodoxy
over people's fundamental human right to have their valve springs
launch themselves skyward at the Escape Velocity?

Youse bloomin' blokes from Blighty ain't learned a thing about
Yankees and their tinkering since the Tea Party in Boston Harbour.

SQ

Posted by Bob Myers on February 4, 2010, 1:08 pm
 



I believe I've found an example of one of those:

http://tinyurl.com/yftlhbb

Bob M.



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