Originally Posted by feets
RB in a 240? That almost sounds like fun when you think like the Mopar guys do. RB = Raised Block. That's the taller big blocks from the muscle car days. They included the 413, 426 wedge, and 440. Lots of torque but a wee bit heavy for that little chassis.
Totally off subject (sorry HDDP) but feets, let's not forget the 426 "hemi" when talking RB's. We used to refer to them as "high blocks" way back when.
Actually, I think there were some 383's from the "50's" that were RB's also.