Briggs & Stratton Piston Assembly 843951 Rideon MTD - 136N472F643 Bottom OD Height Top OD

Bottom OD Height Top OD 4 3⁄8" (110mm) 2 1⁄4" (57mm) 3 1⁄4" (83mm)

1691276 612H

422400 horizontal (L-Head) Twin

16907967SM

OEM Part No: GND17

Briggs & Stratton Piston Assembly 843951 Rideon MTD - 136N472F643 Bottom OD Height Top ODBriggs Stratton Piston Assembly (Includes Rings) Part No. 843951 PISTON ASSY STD Supersedes 807619 & 807620 (807620 is a ring set. To replace rings on engines with 807620 you have to buy the piston and rings assembly 843951) Used on some NOT ALL 290442, 290446, 290447, 290772, 290777, 294440, 294442, 294446, 294447, 294772, 294775, 294776, 294777, 303707, 303772, 303775, 303776, 303777, 304447, 309447 Engines