Originally Posted by mcarlo383
I just went ahead and pulled the motor to be safe, i found pistons 4 & 5 were no longer there, just a pile of rubble in the oil pan lol. im running 11.something comp. i think i should have spent the money on a forged rotating assembly from the start, but i suppose i learned the hard way.
I don't know that a forged assembly would have helped in this case. It sounds like you had some clearance issues there. Were the rods on those 2 pistons bent or any chunks taken out at the base of the cylinders? Any gouges on the cam? Any evidence of contact on the heads?
George