Stihl HS 81R Spark Plug Fits HS81T NGK Replacement Part

This a genuine replacement NGK Spark plug, this plug is a direct NGK replacement for the original plug found in the following models of Stihl petrol hedge trimmers

• HS 81R
• HS 81T

Key Points

• Trivalent Metal Plating Provides Superior Anti-Corrosion and Anti-Seizing Properties
  
• Corrugated Ribs Prevent Flashover
  
• Pure Alumina Silicate Ceramic Insulator, Provides Superior Strength and Better Heat Transfer
  
• Copper Core Aids in Heat Removal
  
• Triple Seals Prevent Leakage
  

Spec

• Thread Size: 10mm
• Thread Pitch: 1.0mm
• Seat Type: Gasket
• Resistor: Yes
• Resistor Value: 10K Ohm
• Reach: 12.7mm (1/2")
• Hex Size: 5/8" (16mm)
• Terminal Type: Solid
• Overall Height: Bantam
• Gap: .028" (0.7mm)

Part number CMR6H