Echo Pb-755
Echo pb-755
Echo PB-755ST 63.3 cc Backpack Leaf Blower Features: Use a 50:1 ratio of fuel to oil mix for 2-stroke cycle engines; recommend using only fresh gas with a minimum octane rating of 89 or higher (mid-grade to premium) at all times. A 50:1 Ratio = 1 US Gal. 89 Octane + 2.6 fl. oz.