engineTiming Chain Torque Specsfor 2021 Mazda Mazda3 2.0L I4 · FWDUnitslb-ftNm5 fastenersSeqComponentTorqueAngle—Camshaft sprocket boltCritical55 lb-ft · 75 Nm——Crankshaft pulley boltCritical130 lb-ft · 176 Nm——Timing chain guide bolt18 lb-ft · 24 Nm——Timing chain tensioner bolt15 lb-ft · 20 Nm——Timing cover bolts10 lb-ft · 14 Nm—📝 Suggest a correction to this torque spec