About This Item

Item Description:

Upper Engine Head Gasket Set 4089958 For Select Cummins ISC ISL 8.3L 8.9L CM 9L





This high-quality Unbranded 4089958 Upper Engine Gasket Kit is an aftermarket replacement designed for select Cummins ISC ISL 6C 8.3 Engine Models. This comprehensive gasket set provides all necessary seals for an upper engine overhaul or repair, ensuring a proper seal and reliable performance. This 4089958 upper engine gasket kit is a vital component for maintaining your Cummins ISC ISL 6C 8.3 diesel engine.



Parts included in this kit:

• 3029820 O RING SEAL (6)



• 3678925 O RING SEAL (1)



• 3883284 O RING SEAL (1)



• 3903475 RECTANGULAR RING SEAL (2)



• 3913032 CONNECTION GASKET (1)



• 3931824 O RING SEAL (1)



• 3939258 COVER PLATE GASKET (1)



• 3942902 FLANGE GASKET (1)



• 3944646 INTAKE MANIFOLD COVER GASKET (1)



• 3992090 CONNECTION GASKET (1)



• 5269779 EXHAUST MANIFOLD GASKET (6)



• 5522456 VALVE STEM SEAL (1)



• 3037236 O RING SEAL (1)



• 3867043 O RING SEAL (6)



• 3901356 TURBOCHARGER GASKET (1)



• 3906659 INJECTOR SEAL (6)



• 3922794 O RING SEAL (4)



• 3936876 RECTANGULAR RING SEAL (12)



• 3939284 VALVE COVER GASKET (1)



• 3943366 CYLINDER HEAD GASKET (1)



• 3965548 VALVE COVER GASKET (1)



• 5264569 OIL DRAIN GASKET (1)



• 5448124 VALVE STEM SEAL (24)