I have a fitiment queston on these pistons I was offered there a set of Arias 8.5:1 the mesuarements of them are 3.192:BORE and 1.175 CH what does the Ch stand for and will this fit in to the block I have.. my block is a sleeved B18B by AEBS it is stock bore an has been decked an O ringed???? any help would be cool


[Modified by thejdmkid, 11:03 PM 5/21/2002]

 

Do you still have the box they came in? If so whats the number on the side, should be 80 something.

 

never mind


[Modified by Slow_ass_4dr, 3:54 PM 5/21/2002]

 

ch=Compression Height. The distance from the pin to the rop of piston.

 

turdblow rx is right

 

ttt