STIHL MotoMix 1 5 gallon container of Ethanol-Free 2-Cycle 50:1 Pre-Mixed Fuel 5 gal

Just how critical is the mix ratio?

Husqvarna XP Pre-Mixed Fuel and Oil — 50:1 Ratio, 1-Gallon. Can

STIHL MotoMix® - High Performance Ethanol-Free Fuel Mix

Stihl MotoMix 32 oz Light Green Pre-Mixed HP Patented Fuel 7010 871 0203 - Acme Tools

VP Small Engine Fuels 1 gal. Pre-Mixed 50:1 2-Cycle Fuel at Tractor Supply Co.

Genuine OEM Stihl Part This 50:1 mixture is a combination of premium non-ethanol, high-octane motor fuel and High-Quality Ultra Oil This Premixed Fuel

Stihl 7010 871 0203 Motomix 50:1 2 Cycle PreMix Fuel, Pack Of 4

Echo Power Fuel Cans - 7450001DS

Swineharts Power Equipment

MID-ATLANTIC STIHL STIHL MOTOMIX Fuel (1 GALLON)

50 1 Fuel Mix

1 Bottle lHigh Performance 2 cycle Engine Oil MAKEs 2 Gallons 5.2oz Orange STIHL