Champion stk 644 - Alternative spark plugs
There are 2 replacement spark plugs for Champion stk 644. The cross references are for general reference only, please check specifications for your application.
Specifications for Champion stk 644
- Thread diameter
- M14x1.25
- Thread reach
- 9.5 mm
- Hex size
- 21 mm
- Terminal
- 8-32 UNC/BRASS
- Gap
- 0.4 mm
Champion stk 644 replacement spark plugs
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