RE: AMSOIL RECOMMENDATION CHART
Alternate choices would be Pennzoil Air Cooled, Bel Ray H1R and MC-1, Stihl Ultra, Redline, Motul 800, and a few others. WalMart oil at 32-1 is better than Amsoil over the long run. Moderate mix ratios are also key to obtaining the best performance out of your oil.