Symptoms kapag basa ang spark plug

Mga dapat palitan kapag may leak sa spark plug
Spark plug oil seal
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Ito ang gamit kong mga tuning instruments
Timing light https://s.shopee.ph/8fGXoenLNc
Vacuum gauge https://s.shopee.ph/6AZCq1Pdju
Automotive Multimeter/tester https://s.shopee.ph/7KlAE6w9Ku
Test light https://s.shopee.ph/4L7YeXe7bf