Table:
text: Coast Daylight (SP train)
Locomotives
Locomotives
Builder Model Years_of_Daylight_Service Retired Current_Disposition
ALCO PA 1953–1968 1968 No survivors
EMD E7 1953–1968 1968 No survivors
EMD E8 1954–1968 1968 No survivors
EMD E9 1954–1971 1971 One survives; 6051
EMD FP7 1953–1971; All but 6462 sold to Amtrak in 1971 Early 1980s (with Amtrak) No survivors
EMD SDP45 1967–1971; leased by Amtrak until 1974 Early 1990s No survivors

Question: What year was the Coast Daylight (SP train) operated in daylight when the builder was Alco?