Amazon.com: FARMMAC F660V 92cc High-End Version Gas Chainsaw Powerhead, 5.2KW 7HP with NGK Spark Plug, Walbr Carburetor, fit for 25/28/36/42" bar, Fit for MS660 G660 : Patio, Lawn & Garden
Echo CS 300 chainsaw gets new carburetor, and main fuel line String trimmer, weedeater, blower simi - YouTube
Amazon.com: FARMMAC F660V, 25 Inch Gas Chainsaw 92cc High-End Version, NEO-TEC Chainsaw, 5.2KW 7.0 HP with NGK Spark Plug, Walbr Carburetor, Fit for MS660 G660 (With 24" Alloy Bar & Chain) :