Briggs & Stratton 49E877-0034-Z1 Vanguard 28 HP 810cc Vertical Shaft Engine NetSuite-ID_539922 the governed idle spring is

the governed idle spring is designed to withstand wear and tear

Size: 5/8" x 104-1/16"

Replacement for lawn mowers

13 x 500-6 tire

Briggs & Stratton 49E877-0034-Z1 Vanguard 28 HP 810cc Vertical Shaft Engine NetSuite-ID_539922 the governed idle spring isVanguard EFI 28 HP 810cc Vertical Shaft engine Many parts look similar, so its crucial to ensure youre choosing the right replacement for your original equipment or engine model. Not sure? Use our Parts Lookup Tool to view part diagrams and find the correct replacement. Electronic Fuel Injection Cyclonic air filter provides ultimate debris protection and lasts 2X longer than panel style air cleaner systems Cyclonic air filter provides ultimate debris