Key Features

Genuine Briggs & Stratton replacement part — OEM exhaust muffler manufactured to original equipment specifications for precise fit and long-lasting durability.
Effective exhaust noise control — reduces engine noise while maintaining proper exhaust gas flow for reliable operation.
Durable construction for outdoor petrol engines — designed to withstand heat, vibration and regular use in lawn and garden environments.
Standard ½" thread connection — compatible with common screw-in mounting on suitable small engines.
OEM part reference 89966 — straightforward identification for confident ordering and traceability.
Use cases and typical applications — ideal for replacing rusted, cracked, or inefficient mufflers on walk-behind mowers, garden tractors, cultivators/rotovators, small generators and water pumps.
Typical fitment guidance — fits a range of horizontal crankshaft engines in the 2–3 HP range, including 60200 and 60300 families.

Product Details

Product Type: Exhaust Muffler
Brand: Briggs & Stratton
Part Number: 89966
Compatibility: Fits selected horizontal crankshaft Briggs & Stratton engines (check model fitment)
Application: Exhaust system repair / noise suppression
Notes: Genuine OEM exhaust muffler designed to ensure correct fit, dependable operation and extended service life

Engine family scope: horizontal crankshaft Briggs & Stratton engines used in small lawn and garden equipment
Power range: commonly 2 HP to 3 HP engines
Model series reference: supports 60200 and 60300 families
Representative equipment: walk-behind lawnmowers, garden tractors, cultivators/rotovators, small generators, water pumps
Important installation note: exhaust fitment depends on engine mounting and thread size — always verify your engine model number and type before ordering