Help Choosing the Right Headgasket

[Rustys14]

Originally Posted by Dillinja666

No that small of a bump in CR will not be noticeable in spool and will just hurt your timing to control knock later on.

also stock pistons are 86mm not 83. the 87mm gasket will be fine.

Thanks, that was the answer I was looking for. As for the bore question, factory bore on the CA18 is 83mm according to my UK FSM. I think you are confused with the ka24de which is 86mm if I'm not mistaken.