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Glossary
head clearance
About
head clearance
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Summary
Less head clearance
Less space for combustion
More compression
Advances ignition timing
More power, especially at high RPM
More head clearance
Larger space for combustion
Less compression
Delays ignition timing
Less power
Learn more
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Related settings
glow plugs
engine
RC Apps for iOS & Android
Setup App & Race Log
RC AI Mechanic
Pit Calc Pro
Maintenance Timer
RC Speed Run
Crawl Scorekeeper