ORIGINAL: Cyclic Hardover
Let me guess, the 40 is a bored out 20?
yes... that is in a round about way accurate. [&:]
The BSE-40L is the same as the BSE-25 size wise
Puts out nearly the same power as the regular size SJ-40, and darn close to the SJ-46 too.
In fact, the 40L has become a standard of performance in the control line market for small block engines.
Although
the Jett 90 actually started out as the long ago SJ-65 engine.... and subsequent SJ-76