eis a change inthe piston pins.On the 300-hp. pistons the pins floated and were heldendwise by fixed aluminum plugs like the Liberty design.The piston pins used in the new engine also float, butcylinder scoring is prevented by bronze plugs pressed in-to each end of the pin. This considerably… … 156 AUTOMOTIVE INDUSTRIESTHE AUTOMOBILE January 27, 1921 engines have departed furthest from Hispano practice.It may be remembered that the Hispano motors had vanepumps for the pressure side and gear pump mounted onthe extreme rear end, behind the magnetos, sucked oilfrom the crankcase and…
Automobiles · Aeronautics
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