Will “Graphite“ Help Motor Oil Performance? Let’s find out! Vintage Arco Graphite vs Quaker State

Vintage Arco 10W-40 motor oil with graphite tested against Quaker State Advanced Durability 10W-40. Lubricity test, independent oil analysis, evaporative loss (heat tolerance), cold temperature performance, fuel efficiency using EFI generator, and modern oil and graphite blended and used in a small engine. Videography Equipment: Sony DSC-RX10 III Cyber-shot Digital Still Camera: Canon 70D Camera: Azden Microphone: Go Pro Bundle: ht