REF 3-11: Adjusting STUD Valve CLEARANCE, for TrailMaster Mini XRS XRX Go Kart 163 Engine (30303Q01F930) $3.79
REF 3-8: GUIDE PLATE CONNECTING STUD, for TrailMaster Mini XRS XRX Go Kart 163 Engine (30231K07F000) $3.79