4PCS A7RTC B8TC Spark Plugs

– The recommended D8TC or B8RTC or A7TC replacement spark plugs for Motorcycles, Scooters, ATV Quads, scooters, etc. – Enhanced ignition efficiency. – Better acceleration. – Smooth running. – Longer service life. – Fast starts. – Reduced emissions. – Improved fuel efficiency. – Stable performance. – Thread diameter: 10mm. – Thread length: 19mm. – Wrench size: 19mm. – Total length: 76mm. – Includes 4 spark plugs.