136-7879 REGULATOR-VOLTAGE, W/HARNESS (4DW) Trimmer engineered to regulate fluid or

engineered to regulate fluid or air flow in compatible Toro lawn and turf equipment

This muffler is used on the following STIHL models:

992224 / 992225 – Pro-Turn 452 / 460 EFI CARB (drive-idler belt applications)

Durable GatorLine® construction for long service life

⚠️ A failing ignition module can cause no-start conditions

136-7879 REGULATOR-VOLTAGE, W/HARNESS (4DW) Trimmer engineered to regulate fluid or136 7879 Voltage Regulator with Harness (4DW) Genuine Toro OEM Part The 136 7879 Voltage Regulator with Harness (4DW) is a genuine Toro OEM electrical component designed to regulate charging system voltage on Toro outdoor power equipment. This regulator ensures a stable electrical output to properly charge the battery and protect sensitive electrical components from over voltage or under voltage conditions. Manufactured to Toro original factory