I need a new block mine has surface rust in the num one cyl wall from sitting i will sell mine to somone who needs it u can boar this one out with no problems at all never spun a bering or overheated. It has been race prept so it has been deburred in the botttom end and zero deck height so it boost compression it was a 22r hybrid so it had a 20r head on it but u vcan run any head u like. I need a standard boar cuz i have a fully balanced rotating assyl thats been polished balanced and bluprinted so let me know if ya got one willing to trade for whatever i got i have alot of spare hilux parts for 72-78