Wright Cyclone R-1820 late (Complete assembly) / PSR 32001 /

PRATT & WHITNEY R-2800 DOUBLE WASP / PSR 32002 /

MERCEDES D.III / PSR 32003 /

LE RHONE 9J / PSR32008 /

Shvetsov M-25 / PSR 32009 /

Hispano-Suiza 8A / PSR 32010 /