I would 2nd Kees suggestion. Had a similar situation with re-starting my
car. Changed out the lead and the issue went away. especially if they are
carbon, but it has happened with copper too.
Ira Erbs
Portland, OR
_______ _______
(______ \____1960 BT7____/ _______)
(_________________________)
On Thu, Oct 16, 2014 at 11:24 AM, Michael Salter <michaelsalter@gmail.com>
wrote:
> I figure that if we can discuss the merits of various brands of GPS I can
> ask this question.
> I have been around British cars for about 50 years and worked on them
> professionally for 30 so I have a pretty good understanding of how to fix
> them..i.e. no obvious suggestions!!
> My daily driver (summer) is a 1967 Morris Mini Cooper S.
> It has recently developed a misfire on one cylinder..the problem sometimes
> goes away after driving for a couple of miles but not always.
> The engine runs both at idle and higher RPM on 3 cylinders...
> When I check the plugs #2 plug is wet and obviously not firing.
> Swap #4 & #2 plugs and the same cylinder, #2 still misfires and wets its
> plug.
> Compression test shows all cylinders even at about 160 p.s.i.
> Install a spark tester (gap) between the plug cap and the plug of #2
> cylinder and the engine runs, still on 3 cylinders, with a very healthy
> 3/4" spark showing in the tester. This to my mind eliminates almost any
> ignition problem as the likely cause.
> Both valves for #2 cylinder open and close a lot (649 cam).
> Checked the points cam and it opens correctly for all cylinders.
> Fitted a replacement distributor cap and rotor...no change.
> I'm starting to run out of ideas here..
> Disassembled both carbs, and checked the fuel supply and float float level
> on each.
> Now I'm really running out of ideas!!!! Help......
> Michael S
> BN1 #174
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