Engine/Car: RB20DET foged pistons, full rebuild, A31 Cefiro
Type of failure: spun bearing
Factors influencing the failure: car had blown a headgasket previous event, did 2 laps with no water, couldve contributed?
State of tune of the engine: not overly pushing it, 20psi, TD06, nisstune, hks cams, injectors, pump fuel, 280kw
Oil used and service interval: motul 10/40
General comments: