The flat-four boxer engine design is well over 100 years old, but it's still going strong, with applications in a number of ...

H4 and V6 engines are both examples of that and have unique properties due to their size, cylinder count, and overall design. V6s tend to be more powerful but less fuel-efficient.

When the H4 was disassembled they stored all those beach balls in the sponsons. Report comment. Reply. John E. Osman III says: July 31, 2022 at 12:36 am Or did you mean the Birch Beach Beast?