This is a A-IK437 In Frame Engine Overhaul Kit PN: IK437Main Description As Following : A-IK437 In Frame Engine Overhaul Kit P.N: IK437 Perkins In-Frame Engine Overhaul Kit for D4.203 Diesel. 4 Cyl., Direct Injection, Lip Seal. Bore: 3.6020??? (91.491mm). Kit contains: Piston Liner Kit, Connecting Rod Bearing Set, Connecting Rod Bolt, Connect Rod Nut, Upper Gasket Set, and Lower Gasket Set without Seals.DIRECT INJECTION ^ 4 CYL, LIP SEALBORE: 3.6020" 91.491mm Found in Section & Models : Engine Overhaul Kits > D4.203 Diesel, Perkins INDUSTRIAL/CONSTRUCTION: SEVERAL (W/ Build #JE33174, SN U589379>), Sulair Corp. AIR COMPRESSOR: SEVERAL (W/ Build #JE70033, SN U589379L>) Associated Items : New Also This is An Aftermarket Product And : Perkins In-Frame Engine Overhaul Kit for D4.203 Diesel. 4 Cyl., Direct Injection, Lip Seal. Bore:
3.6020� (91.491mm). Kit contains: Piston Liner Kit, Connecting Rod Bearing Set, Connecting Rod Bolt,
Connect Rod Nut, Upper Gasket Set, and Lower Gasket Set without Seals. DIRECT INJECTION ^ 4 CYL, LIP SEAL BORE: 3.6020" 91.491mm