tempest

I have 3 packs of 4 Tempest UREM40E plugs for sale. I bought these from Spruce back in April in preparation for my annual (order below). Well, we pushed it back to late June and that's when I discovered I bought the wrong size. I wouldn't have known at all except as I was removing one of the...

I have 5 new-in-box Tempest UREM37BY spark plugs. They are still in the sealed tubes with copper gaskets. I purchased these from A/C Spruce over the past year or two so I'd have spares during my trips and at annual. No fouling with the extended massive electrode. A/C Spruce sells them for...