1968 & 1969 427 CE Replacement 4 bolt blocks
 

I have one original 1968 CE replacement 4 bolt block never run that still had the original L88 pistons in it. I had them removed and the block is standard bore and will remain standard with a casting number of 3935439 and the pistons are 3990648 $6,000. 1969 427 CE replacment block only that is a four bolt block casting number 3935439 30 over $4000.