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Size: 1 Quart Phillips XC 20W-50 Aviation Oil is the first approved multiviscosity aviation oil for opposed piston engines. It provides better engine performance than any single-grade oil in all weather conditions. XC 20W-50 is formulated with an ashless dispersant package allowing for cleaner engine operation. X/C 20W-50 is recommended for break-in. It provides a cleaner and quicker break-in than traditional all mineral single grade oils. Plus X/C is an operational oil so there is no need to switch oils after break-in. X/C 20W-50 utilizes all petroleum base oils which provide excellent solvency and is successful in preventing lead and lead salts.
- First to develop multigrade piston aviation oil X/C 20W-50
- First and only to create multigrade oil approved for engines designed for the 120 grade X/C 25W-60
- First to invent the aviation refueler truck
- First to market 100LL aviation gasoline
- Single source for piston engine oils and hydraulic fluids
- High performance properties for extremes from Alaska to the tropics
- Protective additive packages that exceed industry specifications
- Phillips 66 X/C can be used from break-in to TBO
- Compatible with other brands