289 heads
Postmaster
Joined: Jun 2001
Posts: 4,496
Likes: 0
All I have is this:
The following have 52-55cc chambers: C3AE-F, C30E-E, C3OE-F, C4AE-C, C5DE-B, C6DE-G, C60E-M, C7OE-C
High performance 289 heads they also have 52-55cc chambers: C30E, C4OE-B, C5OE-A, C5AE-E
These 302 heads have 53.5cc chambers: C8OE-F, C8OE-J, C8OE-M
There were a few more but they were listed as having thermactor bump, so I excluded them.
The following have 52-55cc chambers: C3AE-F, C30E-E, C3OE-F, C4AE-C, C5DE-B, C6DE-G, C60E-M, C7OE-C
High performance 289 heads they also have 52-55cc chambers: C30E, C4OE-B, C5OE-A, C5AE-E
These 302 heads have 53.5cc chambers: C8OE-F, C8OE-J, C8OE-M
There were a few more but they were listed as having thermactor bump, so I excluded them.
