FYI

The Bosch web site as a plug-selector utility. Below is what comes out for
my westy.
It appears that they DO have a listing for the Platinum on the Vanagon. I
wonder part number 7598 is the W7CC0...must be.

�ric

Here are the Bosch Spark Plugs available for your 1984 VOLKSWAGEN VANAGON
CAMPMOBILE H4-1.9 liter engine:

Spark Plug Brand          Part Number
-------------------------------------
Platinum+4
Platinum                  4233 
Super                     7598