FWIW the 89 VW Cabriolet plug is same depth, gap, etc as MGB. I have used
triple electrode (not platinum) for 1+ year and love them. It came about
because I needed plugs immediately and a friend had a set and they
happened to fit. YMMV but here is a modern application if you want it.
James Nazarian
'71 B roadster
'71 BGT ever so slowly turning into a V8
'63 Buick 215
"I sure wish I had a racer's budget, or are the racers just better at
explaining expenses to the wife?"
-Unknown
On Thu, 28 Sep 2000, Peter C. wrote:
> At 04:04 PM 9/28/2000, you wrote:
> >Somebody out there asked for the Bosch plug number. I sent it to him, but
> >believe it did not go out, SO>>>>> WR7DP
> >
> >Bill
> ------------
> ... The stock number is 4216... that is how most stores keep them on the
> shelves.
> A caution on this topic. Bosch markets 2 kinds of Bosch Platinum plugs.
> There is the single ground electrode version that has been around for years
> which is worthy of the mixed reviews I've seen, IMHO. The example above is
> one of those.
> There is a newer plug marketed by Bosch called the Platinum +4.
> This has 4 ground electrodes. Bosch makes only 16 part numbers of these and
> they are aimed at consumers with late model cars. There are no LBC
> applications printed nor any car before 1983. Bosch claims that they are
> tested in every application, and only those that proved satisfactory (or
> that they bothered to try them in) are listed. This they claim assures them
> of customer satisfaction which seems to be the case. Some people have had
> great success putting them in LBCs, claiming increased performance, yadda,
> yadda, yadda. The applications are arrived at by finding a "current" car
> that uses the same stock plug as the desired LBC application and using the
> +4 equivalent. Bosch, of course, absolves themselves of any responsibility
> for such mis-application.
> Probably more than you wanted to know. Sorry. You can go to
> www.boschusa.com
> Peter C.
>
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