NEW CUMMINS 4BT ENGINE REBUILD KIT. Cummins 4B 4BT 4BTa 6B 6BT 6BTA Fuel Lift Pump 4983584 3970880 3966154 84142216. Cummins 4B 4BT 4BTa 6B 6BT 6BTA Ring Set STD 3802421 3802230 3802050 3802056. Cummins 4B 4BT 4BTa 6B 6BT 6BTA Fan Support 5260996 3913433 3911204 3913434.
eBay