Engine swaps are very common among automotive do-it-yourselfers, but most shade tree mechanics keep to tried and true upgrades like Chevy LS swaps or gas-to-diesel engine conversions. There are ...

LiquidPiston's XTS-210 rotary engine is about the size of a basketball but could replace generator engines several times larger. A Connecticut-based company is on contract with the Army and Air Force ...

Free-piston engine generators and linear machines represent an innovative departure from conventional rotary systems, offering high thermal efficiency and operational flexibility by eliminating the ...

The concept of engine swaps has been around for more than half a century, and there’s not a definitive answer to what is right and wrong on this topic. We do have a few pointers for those interested ...