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Engine Specs and Designations

Posted by Witte; from Ultimate Subaru Message Board, additional info from GeoffreyR
year General Size Actual Size HP Torque Designation Notes all unlisted cr are 9
70-71 1100 1088 62@6000 63@3200 unknown FF1 Not SAE rated
71 1300 1267 80@6400 73@4000 un 1300G Not SAE rated
72 1300 1267 61@5600 65@4000 un 1300G
73-74 1400 1361 61@5600 69@3600 EA-63 1400
75 1400 1361 58@5200 68@2400 EA-63 1400 2wd
75 1400 1361 56@5200 67@2400 EA-63 1400 4wd
76 1400 1361 58@5200 68@2400 EA-63 1400 2wd cr 8.5
76 1400 1361 56@5200 67@2400 EA-63 1400 4wd cr 8.5
76-79 1600 1590 67@5200 81@2400 EA-71 1600 2wd cr 8.5
76-79 1600 1590 65@5200 80@2400 EA-71 1600 4wd cr 8.5
80-82 1600 1595 68@4800 84@2800 EA-81 1600 cr 8.5
80-82 1800 1781 72@4800 92@2400 EA-81 1800 2wd cr 8.7
80-82 1800 1781 71@4200 92@2800 EA-81 1800 4wd cr 8.7
83-87 1600 1595 68@4800 84@2800 EA-81 1600 cr 9
83-84 1800 1781 73@4800 94@2400 EA-81 1800 cr 8.7
83-84 1800 1781 95@4200 123@2800 EA-81T 1800 turbo cr 7.7
85-87 1800 1781 73@4800 94@2400 EA-81 Brat, 85 2dr GL
85-89 1500 1595 69@4800 86@2400 EA-81 2dr
85-86 1800 1781 82@4800 101@2800 EA-82 4dr
85-86 1800 1781 94@5200 101@2800 EA-82 GL-10 MPFI & XT
85-86 1800 1781 111@4800 134@2800 EA-82T turbo
86-94 1800 1781 90@5600 101@2800 EA-82 SPFI
86-89 1800 1781 84@5200 101@3200 EA-82 SPFI 4dr 2wd
87-88 1800 1781 84@5200 101@3200 EA-82 carbed
87-91 1800 1781 97@5200 103@3200 EA-82 XT MPFI
87-90 1800 1781 115@5200 134@2800 EA-82T turbo
87-93 1200 1189 66@5200 70@3600 EF-12 Justy carbed.
88-91 2700 2672 145@5200 156@4000 ER-27 XT6 (coolest of all 2 valve)
90-93 2200 2212 130@5600 137@2400 EJ-22 Legacy
90-94 1200 1189 73@5600 71@3600 EF-12 Justy MPFI
92-94 2200 2212 160@5600 181@2800 EJ-22T? Legacy Turbo
92-97 3300 3318 230@5400 228@4400 E?-33 SVX
93-96 1800 1820 110@5600 110@4400 EJ-18 Impreza
95-96 2200 2212 135@5400 140@4400 EJ-22 Legacy,Impreza
96 2500 2457 155@5600 155@2800 EJ-25 Legacy