Genuine Cummins 3918189 8mm Sealing Washer Genuine Cummins sealing ring washer 8mm for 4B 3.9, 6B 5.9, 6C 8.3 and QSC 8.3

Genuine Cummins 3919687 Female Turbo Oil Feed Connector M12x1.5 straight thread turbocharger oil feed fitting with O-Ring on Cummins HX35 turbos. Used on 4B 3.9, 6B 5.9, 6C 8.3, NT8555, QSB 5.9 and QSC 8.3 engines

Genuine Cummins 3921926 Turbo Manifold Flange Gasket Cummins water cooled manifold to Holset turbo mounting gasket for 4BT/A, 6BT/A and 6CT/A models. Replaces Perkins part - 36853319 

Genuine Cummins 3923331 Thermostat Seal Genuine Cummins thermostat housing cover gasket seal found on various models of 4B, 6B and 6C

Genuine Cummins 3929881 4 & 6B Exhaust Manifold Gaskets Sold individually. Suitable for all B series Cummins marine applications.

Genuine Cummins 3930906 4B & 6B Valve Cover Gaskets Cummins Genuine tappet valve cover gaskets used on 4B and 6B Cummins engines  Silicone type Sold individually (1x required per cylinder)

Genuine Cummins 3938152 Aftercooler Cover Gasket Aftercooler cover gasket for B series cummins

Genuine Cummins 3939258 Fuel Lift Pump Gasket Genuine Cummins fuel lift pump gasket used on a wide range of Cummins engines from 4B 3.9, to 6B 5.9 and 6C 8.3

Genuine Cummins 3942915 Oil Cooler Gasket Oil filter head gasket for QSB 5.9, 4BT 3.9, 6BT 5.9 Doesnlt include 4932124 oil cooler core gasket

Genuine Cummins 3963379 Rocker Cover Gasket QSB5.9

Genuine Cummins 3975186 Heat Exchanger Sealing Washer Rubber washer mouting between end cap and rubber gasket on 4BT, 6BT & 6BTA Cummins heat exchangers