Can I Tune Better Than Amazon?

In this video I install a AFR guage in my 1978 ford bronco. The carburetor is from Amazon and the AFR guage is AEM brand wide band. I have trouble in the vid getting a good reading until I advance my timing. Truck runs like a champ now. Thanks for watching! Carb used- VergasRetor 2 Barrel 2100 2150... https://www.amazon.com/dp/B09YLXDH18?... AFR guage- https://www.jegs.com/i/AEM/017/30-411... Off-road off road bronco ford 1978 1979 carburetor tuning timing 351m 400 sbf sbc 351w 302 dentside dent side bump side bumpside truck suv Dana44 Dana 44 60 Dana60 overlanding over-landing over landing dirt road rock crawling rock-crawling rock crawler Yukon rms Ron’s machine service locker lockers lunchbox locker lockout 37” 35” humvee tires lift 4” 6” Motocraft 2150 Holley edelbrock 4160 4100 summit 600cfm 650cfm 700cfm intake exhaust cam headers lifters blows turbo supercharger v8 pushrod motor recovery winch badlands broken fixed jets jetting timing pre detonation backfired backfire misfire