1 for the tuners really if say you had a 300 bhp zvh optimumly fuelld and set up how long would you expect that engine to last not takeing into account failures more on engine wear such as rings crank ect ,then same for say 500 bhp cossie engine would it be say 2 yrs or x miles just summat i wonderd when i had my last and something id like to know for when the next is built

peace to da middle east