AeroShell Oil W100 Plus is a premium aviation monograde oil featuring modern additives for enhanced engine protection. Designed for optimal performance in warmer conditions, it provides superior anti-corrosion and anti-wear properties favored by operators of warbirds and American/Russian radial engines.

This advanced single-grade oil combines proven AeroShell ashless dispersant technology with cutting-edge antiwear additives, delivering unmatched protection and performance for aviation engines.

• Superior Protection: Enhanced rust and corrosion resistance for engine components during periods of inactivity (for extended storage, use AeroShell Fluid 2F)
• Advanced Anti-Wear: Improved protection at engine start-up; eliminates need for supplemental additives in Lycoming engines
• Engine Cleanliness: Non-ash forming polymeric additives prevent harmful combustion chamber and spark plug deposits
• High Viscosity Performance: Maintains viscosity under high shear stresses for superior component protection
• Compatibility: Works with other approved aircraft piston engine oils (note: mixing may reduce performance benefits)

• Lycoming Service Bulletin 446C and 471, plus Service Instruction 1409A
• SAE J 1899
• Continental recommended
• FAA Airworthiness Directive 80-04-03

AeroShell W100 Plus is formulated for use in certified engines including Lycoming, Continental, Pratt & Whitney radial engines, and most radical, opposed or in-line engines. Contains Lycoming additive LW 16702 in proper proportions.

Note: Not recommended for breaking in new aircraft engines.