Quote Originally Posted by Dezaremos View Post
locally meaning philippines only ?? why there's a .08 gap for other 4AFE, are they interchangeable ??? meaning can I put a K16R-U on a 4AFE if locally it should be K16R-U11 ???

Also, should I use the projected type ?? what is projected type and its advantages ??

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locally meaning philippines only ?? why there's a .08 gap for other 4AFE, are they interchangeable ??? meaning can I put a K16R-U on a 4AFE if locally it should be K16R-U11 ???

Also, should I use the projected type ?? what is projected type and its advantages ??
4A-FE have different generations. Differences in intake plenum, intake runners, and intake ports have different effects with the way a/f mixture enters the combustion chamber. Those variables affects how the flame kernel propagates in the spark plug tips.

Use K16PR-U11 or BKR5E-11.