19COBRA93
Ford Racing
This is my favorite part from that link:
Knowing what Ford puts these engines through during their testing, this is a big deal.
Wondering about durability? We did, too. Ford claims to have taken taken beat-to-hell durability-cycle engines with the equivalent of 250,000 miles of wear and, upon inspection, discovered that the initial hone patterns appeared brand-new — the piston rings hadn't polished them away. That freakishness is due in large part to Weustite's molecular qualities. Its crystalline structure, in conjunction with microporosity created by the layering process, acts as an oil sponge, allowing pistons to slide smoothly while reducing oil consumption
Knowing what Ford puts these engines through during their testing, this is a big deal.