Thanks, van's purring along nicely now. No sign of a hose/water pump leak.

Cheers,
Tyler

On Mon, Aug 1, 2011 at 2:05 AM, Dennis Haynes <d23haynes57@hotmail.com>wrote:

> You should be able to unscrew the barrel nut from the top of the spark
> plug.
>
> For the coolant leak look for a hose or water pump leak.
>
> Dennis
>
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
> Tyler Dann
> Sent: Monday, August 01, 2011 5:09 AM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Amateur questions: Wrong spark plugs? Coolant corrosion?
>
> Hi all,
>
> I had to replace my snapped accelerator cable and thought it was a good
> time
> to do a few other things to my 1986 2.1L weekender for the first time. I
> had
> previously ordered a tune up kit from one of our vendors and noticed that
> the number on the spark plug I was installing (NGK B6ES) differed from what
> was already in (BPR5ES). I assumed my vendor had it right and thought this
> was a replacement for a plug that's no longer produced.
>
> Well as I was attaching my new ignition wires (first time), which the Bosch
> directions for call for a 'hard!' push, I failed to hear or feel the 'snap'
> that Bosch calls for and that I was waiting for. I tried harder. Then
> harder, thinking I'm getting soft, but still no snap. So I took a look at
> those numbers again and noticed that not only are the numbers different but
> the terminal looks different. On the old one (here
> <
> https://picasaweb.google.com/lh/photo/IOijCMbKp_UTPeYvqpTxKg?feat=directlin
> k>is
> a photo), the terminal looks like a threaded bolt, while on the ones I've
> installed (poor photo
> here<
> https://picasaweb.google.com/lh/photo/HyQmGbIDOxuPfUsh3LbTew?feat=direc
> tlink>)
> they look like a normal spark plug nut.
>
> Have I just not pushed hard enough? I can see some effect of my force on
> the
> terminal, does removing the ignition wire rip off the nut on the terminal
> to
> reveal the threads I see? Or do I have the wrong plugs?
>
> I found a good summary of spark plugs in the archives, but didn't come
> across the BPR5ES. Also, I picked up a set of plugs when I bought the van
> (Bosch super plus WR7CC+). Should I have used these plugs instead?
>
> On another note, while removing the oil filter I noticed what looks like a
> coolant leak onto the oil cooler (photo
> here<
> https://picasaweb.google.com/lh/photo/bSef6TK3vN2Llrb3HO89oQ?feat=direc
> tlink>).
> Is this a sign of the end?
>
> Many thanks,
> Tyler
>
>