Engine/Car: r33 rb25det
Type of failure: broken ring on #6 piston.
Factors influencing the failure: had the car tuned on 12psi (safc2), while at the drags the dodgy bleed valve spiked to 18psi and actually held it there during my burnout. it was smoking all the way down the line.
State of tune of the engine: 3" turbo back, fmic, pod, safc
Suspension and tyres: stock
Oil used and service interval: nulon synthetic.
General comments: DO NOT USE A BLEED VALVE. THEY SUCK.