ALCO ENGINE SPECIFICATIONS

MODEL CYL BORE STROKE HP RPM MFGR DATES BUILT
  6 10 X 12 300 550 IR 1924-1928
531 6 12.5 X 13 600 700 M&S 1931-1940
531(t) 6 12.5 X 13 900 700 M&S 1937-1940
539 6 12.5 X 13 660 740 M&S 1940-1957
539(t) 6 12.5 X 13 1000 740 M&S 1940-1957
244(t) 12 9 X 10.5 1500 1000 M&S 1945-1948
244(t) 16 9 X 10.5 2000 1000 M&S 1945-1948
244(t) 12 9 X 10.5 1500 1000 ALCO 1948-1950
244(t) 16 9 X 10.5 2250 1000 ALCO 1948-1950
244(t) 12 9 X 10.5 1600 1000 ALCO 1950-1955
244(t) 12 9 X 10.5 2250 1000 ALCO 1950-1955
251A(t) 6 9 X 10.5 800 1000 ALCO 1953-1954
251A(t) 6 9 X 10.5 900 1000 ALCO 1954-1962
251B(t) 6 9 X 10.5 1000 1000 ALCO 1954-1962
251A(t) 12 9 X 10.5 1800 1000 ALCO 1954-1962
251B(t) 12 9 X 10.5 2000 1000 ALCO 1954-1962
251B(t) 16 9 X 10.5 2400 1000 ALCO 1954-1962
251C(t) 16 9 X 10.5 2500 1025 ALCO 1961-1965
251C(t) 16 9 X 10.5 2750 1050 ALCO 1961-1965
251E(t) 16 9 X 10.5 3000 1000 ALCO 1965-1967
251F(t) 16 9 X 10.5 3000 1000 ALCO 1965-1967
251F(t) 16 9 X 10.5 3000 1100 ALCO 1967-1969
(t)=turbocharged

More Alco Information

S.A. McCall