FWIW, I have been to a large spark plug plant in Ohio, and the techs in their lab use Bosch Platinum plugs. They can get their own brand for free, yet they choose Bosch platinum for its long term performance.
The platinum tips don't fall off any more than any other plugs have parts fall off...
Don't forget to flush the PS system. The old pump generated a lot of metal contaminants that will destroy your new pump in short order. I would also suggest you add an in-line filter to the low pressure line. This filter will save your steering system, especially if your are wheelin'.
Check...
Good idea switching to synthetic oil. You should also consider improving the filter. As the filters we use are a 50 year old design. I suggest adding a magnetic filter to catch all the small metal particles that the standard filter can't catch.
You can either put one in a cooler line or...
You might want to have the trans system flushed, and the fluid exchanged. The flush and exchange will get most of teh old fluid out, and new fluid in.
Also, add a trans cooler line filter, this will make a big difference in shift quality, and add a lot of life to your trans. There are a few...
You should also consider adding a good in-line magnetic filter to your P/S system. Take a look at bossproducts.us or broncograveyard.com
Improving the cleanliness of the P/S fluid will give you more miles on trails with fewer problems.
I have been using them for a few years with no...
Just a thought, if you're going to all the extra work in swapping your stock P/S set up, I suggest adding a good inline filter to the low pressure line.
Check out the filters broncograveyard.com offers for P/S. It is a magnetic in-line that works in any cooler line.
As hard as the P/S...