This is a A-A151404 Upper Gasket Set PN: A151404Main Description As Following : A-A151404 Gasket Set, Upper P.N: A151404 For Engine SN 2539000>.Fire Ring Diameter 5.189" To 5.194"If Needing Fire Ring Diameter 5.092 To 5.097", Order Part# A-A151406.Does not include crankshaft seals Replaces: A157300 CASE , Crossed From: HCHS3479W , , HS7089 , , PCHS3479W , Found in Section & Models : Engine Parts > Gaskets, Case-IH INDUSTRIAL/CONSTRUCTION: W24 (ENG SN 2539000>), Case-IH INDUSTRIAL/CONSTRUCTION: W26B (ENG SN 2539000>), Case-IH INDUSTRIAL/CONSTRUCTION: W36 (ENG SN 2539000>), Case-IH INDUSTRIAL/CONSTRUCTION: 128D (ENG SN 2539000>), Case-IH INDUSTRIAL/CONSTRUCTION: 1450 (ENG SN 2539000>), Case-IH INDUSTRIAL/CONSTRUCTION: 224B (ENG SN 2539000>), Case-IH INDUSTRIAL/CONSTRUCTION: 880C (ENG SN 2539000>), Case-IH INDUSTRIAL/CONSTRUCTION: 980B (ENG SN 2539000>), Case-IH TRACTOR: 1370 (ENG SN 2539000>), Case-IH TRACTOR: 1470 (ENG SN 2539000>), Case-IH TRACTOR: 1570 (ENG SN 2539000>), Case-IH TRACTOR: 2090, Case-IH TRACTOR: 2290, Case-IH TRACTOR: 2294, Case-IH TRACTOR: 2390 (ENG SN 2539000>), Case-IH TRACTOR: 2470 (ENG SN 2539000>), Case-IH TRACTOR: 2590 (ENG SN 2539000>), Case-IH TRACTOR: 2670 (ENG SN 2539000>), Case-IH TRACTOR: 4490 (ENG SN 2539000>), Case-IH TRACTOR: 4690 (ENG SN 2539000>) Associated Items : New Also A-CA-O-1370LATE, A-CA-P-1370E, A-CA-P-1370L, A-CA-S-12701370, A-SMC203, A-CA-S-1470, A-CA-O-1570, A-CA-S-12701370, A-SMC203, A-CA-O-2090, A-CA-P-2090, A-CA-S-20902290, A-CA-O-2290, A-CA-P-2290, A-CA-S-20902290, A-CA-P-2294, A-CA-S-20942294, A-IH-S-AIRHEAT, A-CA-O-2390, A-CA-P-2390 And : For Engine SN 2539000>. Fire Ring Diameter 5.189" To 5.194" If Needing Fire Ring Diameter 5.092 To 5.097", Order Part# A-A151406. Does not include crankshaft seals