Carried out at 17,859 miles, between 23rd April and 6th May 2023, the 18,000-mile service consists of everything as the 12,000-mile service with the addition of replacing the spark plugs and changing the gearbox/shaft drive bevel box oils.
Left inlet = measured .15mm, altered to .10mm.
Left exhaust = measured .15mm.
Right inlet = measured .10mm.
Right exhaust = measured .15mm.
Parts supplied by Gutsibits: V85TT Service Kit SIA85001+ SIA85888 NGK iridium MR8BI-8 spark plug.