For Honda generators equipped with GX240 GX270 GX340 GX390 engine GX240K1 GX240R1 GX240R2 GX240RT1 GX240RT2 GX240U1 GX270 GX270R GX270RT GX270RT2 GX270U GX270UT GX340K1 For Honda generator EB3000 EB3500 EB3800 EB4000 EB5000 EB6500 EM3000 EM3500 EM3800 EM4000 EM5000 EM6000 EM6500 EMS4000 EMS4500 EW140 EW170 EW171 EX3300 EX4500 and EXW171 Fit for Honda generator EB3500XK1 AG/C, EB3800X A, EM3500SXK1 A/C, EM6500SXK1 A, EM6500SXK1 AT, EX3300S A, GX240K1 VMT2, GX240U1 ED2, GX240U1 EDN2, GX240U1 EDS2, GX240U1 EDS6, GX240U1 EDT6, GX240U1 EN2, GX270 VPE5, GX270 VPX5, GX270U VPE4, GX270U VPE5, GX270U VPE7, GX270U VPE9, GX270U VPX4, GX270U VPX5, GX270U VPX7, GX270U VPX9, GX270U VSD3, GX340R1 ED6, GX340R1 EDE2, GX340R1 EDN2, GX340R1 EDS2, GX340R1 EN6, GX340R1 ENT Length 6-1/2" x width 4-1/2" x height 1-3/8", Fit for Generac 420cc generator engines You will get: 2 air filter; Please verifying your engine's model and part numbers to make sure that you receive the right parts and...