Originally Posted by fast68plymouth
I’m not really a big fan of how that KB162 piston is configured.

Short compression height with huge valve pockets.

Tougher to get any quench/compression out of it.


That's why the 687 is so much better.

Even with Diamonds new 383 piston, you'll have to work pretty hard to get to 10:1, like zero deck and 75 cc. Eddy's