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Home >> Mazda >> 2008 >> 6 L4-2.3L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Block Assembly >> System Specifications >> Torque Specifications
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Torque Specifications

Tightening torque

Crankshaft Pulley

Tighten the crankshaft pulley lock bolt in the order shown following two steps using the SST (49 D032 316).

(1) Tighten 96-104 N-m (9.8-10.6 kgf-m, 70.9-76.7 ft-lbf)
(2) Tighten 87°-93°

Connecting Rod Cap Bolts

Tighten the connecting rod bolts in two steps using the SST (49 D032 316).

(1) 26-32 N-m (2.7-3.2 kgf-m, 19.2-23.6 ft-lbf)
(2) 80°-100°

Main Bearing Cap Bolts





1. Install the main bearing caps in the order indicated in the figure.
2. Tighten the main bearing cap bolts using the SST (49 D032 316).

Tightening torque

Plastic region tightening bolt
(Bolt stem length 110 mm)

Standard: 110.0-110.6 (4.33-4.35)
Maximum: 111.3 (4.38)

(1) 44 46 N-m (4.5-4.6 kgf-m, 32.5-33.9 ft-lbt)
(2) 175°-185°

Elastic region tightening bolt
(Bolt stem length 104 mm)

(1) Apply engine oil to all bolts.
(2) 3-7 N-m (30.6-71.3 kgf-cm, 26.6-61.9 in-lbt)
(3) 23-27 N-m (2.4-2.7 kgf-m, 17-19.9 ft-lbt)
(4) 38-42 N-m (3.9-4.2 kgf-m, 28.1-30.9 ft-lbt)
(5) Loosen all the bolts. (no remaining torque.)
(6) 3-7 N-m (30.6-71.3 kgf-cm, 26.6-61.9 in-lbt)
(7) 18-22 N-m (1.9-2.2 kgf-m, 13.3-16.2 ft-lbt)
(8) 87.5°-92.5°