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Generac was founded in 1959 and quickly became the #1 name in home backup generators. Generac develops affordable home standby generator units for residential, commercial, or industrial use. Generac also produces pressure washers. Jack's carries a wide range of Generac engine parts including air filters, breathers, carburetors, oil filters, maintenance kits, starters, and more. Select a category below, or use our easy Generac Parts Lookup with exploded parts diagrams.