A-B1842585-AI JET-MAIN
A-B1842585-AI JET-MAIN
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One New Aftermarket Replacement Main Jet (Jet-Main) Fits Briggs & Fits Stratton Small Engines
This aftermarket replacement main jet installs inside the carburetor of compatible Fits Briggs & Fits Stratton engines, metering fuel flow to regulate the fuel-air mixture for efficient combustion. A worn, clogged, or damaged main jet is a common cause of hard starting, rough running, and poor fuel economy -- replacing it restores proper carburetor function and engine performance. Fits Briggs & Fits Stratton OEM part number 842585.
Compatible Models
Fits Briggs & Fits Stratton Lawn & Garden Engines: Fits a wide range of Fits Briggs & Fits Stratton single-cylinder and twin-cylinder engine models including 40G777, 40N877, 44S877, and 44U877 series engines used in lawn tractors, zero-turn mowers, and other outdoor power equipment. This jet-main is listed as fitting 578 engine configurations -- verify compatibility against your engine model number before ordering.
Replaces Part Number(s):
842585, A-B1842585-AI
Aftermarket Interchange Numbers
Supersedes / replaces: 797476, 842630
New aftermarket replacement part - not remanufactured, not used.
