I very nearly added advice to hold onto the end of the cordbut decided it
was just too obvious to need to be stated!
----- Original Message -----
From "CHRIS KOTTING" <ckotting at wideopenwest.com>
To: "Guy Weller" <Guy.Weller@kencomp.net>; "Dave Carpenter"
Cc: <firstname.lastname@example.org>; "Brad Fornal" <email@example.com>;
Sent: Tuesday, April 20, 2004 5:46 PM
Subject: Re: Valve spring compressor
> Just rememebr one thing:
> Leave a >>>SIGNIFICANT<<< length of cord hanging out of the spark plug
> A gentleman I know used a stout cord for this, so stout that a loop of
> wouldn't fit through the spark plug hole. He left about 2" hanging out of
> the spark plug hole. After replacing the valve springs on the first
> cylinder, he turned the engine backwards to relieve the compression so he
> could remove the cord.
> He turned a touch too far and the end dropped into the spark plug hole. 2
> hours of fishing (and the repeated recitation of an impressive litany of
> creative blasphemy and phsyically impossible bodily actions and functions)
> later, he pulled the cylinder head.
> I managed not to laugh, but just barely.
> Chris K
> On Tue, 20 Apr 2004 06:47:13 +0100, Guy Weller wrote
> > You don't need any of that.
> > Take out the plugs, turn the engine so that #1 cylinder is on the
> > compression stroke, about 1/8 turn before TDC.
> > Feed some thick string / cord into the cylinder and then turn the
> > engine a fraction more to compress it. This will stop the valve from
> > opening whilst you lever down on the spring cap with the jaws of an
> > open ended spanner, using the rocker shaft as a fulcrum, and remove
> > the split collets.
> > Guy