Schaeffer’s 707 Extreme V-Twin Synthetic Plus Racing Engine Oil SAE 20W-50 (12-Quarts) is a sophisticated engine oil designed to meet the demands of Harley-Davidson® V-Twin, racing and high-performance engines. 
It is blended from the finest quality polyalphaolefin (PAO) synthetic base fluids and Group II+ base oils. Schaeffer's Extreme V-Twin Synthetic Plus Racing oil contains two proven frictional modifiers, Micron Moly®, a liquid soluble molybdenum and Schaeffer’s own proprietary additive, Penetro.  Schaeffer’s Extreme V-Twin Oil is a:
highly advanced,
premium quality,
multi-grade para-synthetic,
high zinc containing,
4-stroke engine oil.  
Schaeffer's Extreme V-Twin Racing Oil SAE 20W-50 can be used in most types of 4-cycle air-cooled or water-cooled motorcycle and ATV engines including those motorcycles that have a common sump for the engine and transmission (non-metallic clutches only).
This oil has:
Superior oxidative stability and high viscosity index.
Extended oil drain interval capability.
Less friction to reduce engine temperatures.
Increased engine durability and engine resiliency.
Less down-time and lower overall maintenance costs.
Superior protection against thermal breakdown.
Strong shear stability.
Reduced oil consumption.
High detergency. 
Extreme V-Twin Synthetic Plus Racing Oil meets and exceeds the following specifications and manufacturers’ requirements: API Service Classification SM and Harley-Davidson® V-Twin specifications.