NGK replacement spark plug. STIHL replacement number 7002-871-1230/0000 400 7011. Fits the following models and engines:

• BG 56 C-E Z (Fan housing, inside)
• MS 150 TC-E Z (Cylinder with piston, Ignition system)
• HT 56 C-E Z (Crankcase, Cylinder)
• MS 194 C-E Z (Cylinder with piston, Ignition system)
• MS 162-Z (Crankcase, Cylinder, Muffler, Shroud)
• KM 131 R-Z (Tightening torques)
• MS 462 C-M RZ (Ignition system M-Tronic)
• MS 462 C-M RZ Rescue (Ignition system M-Tronic)
• SR 200-Z (Tightening torques)
• HT 131-Z (Rewind starter, Fuel tank)
• MS 362 C-M RZ (Cylinder, Muffler)
• MS 462 C-M Z (Ignition system M-Tronic)
• BR 800 X-Z Magnum (Muffler, Ignition system)
• MS 201-Z (Ignition system)
• FS 40-Z - 4144 (Crankcase, Cylinder)
• MS 193 C-E Z (Cylinder with piston, Ignition system)
• FS 410 (4147) (Ignition system)
• MS 201 C-M Z (Ignition system)
• MS 241 C-M Z (Cylinder, Muffler)
• FR 410 C-E (Ignition system)
• BG 86-Z (Air filter (12.2012) BG 86, BG 86 C-E, BG 86 C-E Z, BG 86-Z)
• BR 550-Z (Engine)
• KM 56 RC-E Z (Engine housing (Loop handle))
• FS 40 C-E Z - 4144 (Crankcase, Cylinder)
• SH 86 C-E Z (SH 86: Crankcase, Cylinder)
• TS 710.0i (Ignition system, Rewind starter)
• MS 193 T-Z (Tightening torques)
• MS 192 C-E Z (Cylinder with piston, Ignition system)
• MS 172 C-E Z (Crankcase, Cylinder, Muffler, Shroud)
• MS 211-Z (Tightening torques)
• BR 800 C-E Z Magnum (Muffler, Ignition system)
• TS 910.0i-Z (Crankcase, cylinder, muffler, clutch)
• FS 70 RC-E Z (Crankcase, Cylinder)
• MS 251 C-BE Z (Ignition system, Wiring harness)
• MS 400 C-M Z (Rewind starter, Hand guard, Ignition system)
• FR 460 TC-EFM (Ignition system)
• FS 361.0 C-EM Z (Ignition system)
• TS 710.0i-Z (Ignition system, Rewind starter)