dentonbusa
Registered
bought new, change oil and filter 4,000 miles with full sythec. never changed plugs or had vavles checked runs as good as the day i got it i don,t abuse it . i thought maybe going 30,000 miles before having them checked my friend bought his 900rr new didn,t abuse it and when he had his checked at 25,000 miles they were in specs.