Description |  FAA Approved Replacement for   |  Eligible Engine, Make and Model   |     Gaskets   |  
     Front-Mount, 8 Bolt Oil Coolers |  
  
  |  Continental 627392  Niagara 20585A  |  O-470-A,B,E,G,J,K,L,M,P,R,S,U  IO-470- C,D,E,F,G,H,J,K,L,M,N,P,R,S,U,V  |   654117 649964 (plate)   |  
  |   |  Continental 646880  Niagara 20591A |  IO-360-A, AB, C, CB, D, DB, G, GB, H, HB, HB9, J, JB, K, KB, ES  TSIO-360-A, AB, B, C, CB, D, DB, E, F, GB, H, JB, KB, LB, MB  L/TSIO-360-E, EB, F, FB, GB, H, HB, JB, KB, LB, MB, RB |  654117 649964 (plate)  |  
    Front-Mount, 12 Bolt, Congealing Oil Coolers |  
  Non-7th Stud   |  Continental 626189  Niagara 20573A |  O-470-B, J, K, L, M, R  IO-470-D, F, L, M, S  IO-520-A, D, E, F, J, K, L  L/TSIO-520-AE  IO-550-D |  654553 649964 (plate)  |  
  7th Stud   |  Continental 652671  Niagara 20440A |  IO-520-A, D, E, F, J, K, L  L/TSIO-520-AE  IO-550-D |  654555 649964 (plate)  |  
     Front-Mount, 12 Bolt, Non-Congealing Oil Coolers |  
  10"  Universal 7th Stud   |  Continental 639171  Niagara 20795A   Continental 654595  Niagara 20617A |  O-470-R, S, U  IO-520-A, D, E, F, J, K, L  TSIO-520-C, G, H, M, P, R, T, AF, CE IO550-D, E, F, L  |  654554 652079 (plate)  |  
  | 11" Universal 7th Stud |  Continental 639151  Niagara 20446A |  IO-470-F, K, L, R  IO-520-A, D, E, F, J, K, L |  654560 652079 (plate)  |  
  | 11" 7th Stud |  Continental 654593  Niagara 20618A |  IO-520-A, D, E, F, J, K, L |  654554  652079 (plate)  |  
  | 11.5" Universal 7th Stud |  Continental 639152  Niagara 20623A |  O-470-M  IO-470-D, U, V  IO-520-A, D, E, F, J, K, L |  654560 652079 (plate)  |  
  | 11.5" 7th Stud |  Continental 652759  Niagara 20448A |  IO-520-A, D, E, F, J, K, L |  654554 652079 (plate)  |  
    Rear-Mount Oil Coolers |  
  |   |  Continental 654580  Niagara 10279A  |  TSIO-520-BE, E, J, L, N, VB, WB  IO-550-B, C, G  |  G-KT-1 |  
  |   |  Continental 646685  Niagara 10196A  |  GTSIO-520-C, D, F, H, K, L, M, N  |  G-KT-2  |  
  |   |  Continental 654585  Niagara 10281A  |  IO-550-G, N, P, R,  IO-F550-G, N, P, R  |  G-KT-3  |  
  |   |  Continental 654572  Niagara 10278A  |  IO-520-B, BA, BB, C, CB  TSIO-520-B, BA, BB, C, CB, D, K, M, MB, UB  IO-550-A, B, C  |  G-KT-4  |  
  |   |  Continental 655090  Niagara 10278A  |  IO-550-B, C  IOF-550-B, C  TSIO-520-B  |  G-KT-5  |