The Fleetguard Air Housing AH19001 Cross Reference PA3643 8X-4575 ECC045001 LAF5810 Application For Caterpillar 735(3406E eng). 735(C15 eng). 740; 740E(3406E eng). 740; 740E(C15 eng). 768C(3408 eng). 768C(3408 eng).Generac 9343(Unspecified eng). 9344(Unspecified eng). 9344(Unspecified eng).