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The 2000 Mazda 1.8 liter engine valve cover torque specification is 45 pounds. The valve cover bolts should be torqued in 15 pound intervals.
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Torque specs for brake caliper bolts 2005 mazda 6
The EGR Valve is located behind the intake manifold, and held by two bolts.
The vehicle manufacturer will quote a torque figure for the EGR valve but in practice most mechanics no not torque them.
89inch pounds is the torque rating for the valve cover bolts
check on youtube
Torque for valve cover bolts is 7 to 10 ft. Lbs . Tighten the bolts in a criss-cross pattern .
Got the 2 bolts on the top, remove them and put the new one on
Tighten the valve cover retaining bolts in sequence, torque them to 71-106 inch lbs. (8-12 Nm).
105 in lbs
7.2ft lbs