engineValve Spring - Single Torque Specsfor 1990 Lexus ES 300 3.0L V6 · FWDUnitslb-ftNm10 fastenersSeqComponentTorqueAngle—Cover Bolts13 lb-ft · 18 Nm——Electrical Connector Bolts5 lb-ft · 7 Nm——Gasket BoltsCritical16 lb-ft · 21 Nm——Gasket Surface BoltsCriticalClean mating surfaces16 lb-ft · 22 Nm——Mounting BoltsCritical37 lb-ft · 50 Nm——Rocker Arm BoltsCriticalTighten with cam lobe pointing away22 lb-ft · 30 Nm——Sensor Bolts8 lb-ft · 11 Nm——Sensor Mounting Bolts8 lb-ft · 11 Nm——Spark Plugs - Aluminum HeadCriticalApply anti-seize to threads15 lb-ft · 20 Nm——Valve Cover BoltsTighten in sequence7 lb-ft · 10 Nm—📝 Suggest a correction to this torque spec