Champion 100199 — Spark Plug Service
Maintenance · Ignition
For the Champion 100199, from the Champion owner's manual.
Procedure
- Turn ATS to OFF position
- Turn engine control module switch to OFF
- Remove spark plug cable from spark plug
- Clean area around spark plug, remove spark plug
- Inspect electrode, replace if deteriorated
- Check gap before installing (0.028-0.031 in / 0.7-0.8 mm)
- Thread spark plug in, tighten to 20-30 N-m (14.8-22.1 lbf-ft)
- Reconnect spark plug cable
- Turn engine control module switch to prior position
- Turn ATS to AUTO position
Tools required
- Spark plug gap tool Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Gap 0.028-0.031 in (0.7-0.8 mm)
- Torque 20-30 FridayParts $58.50 N-m (14.8-22.1 lbf-ft)
Source: Champion owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.