porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Crankshaft Main Bearing|Specifications|Page 1928 > < Connecting Rod, Engine|Specifications|Page 1924
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Crankshaft Main Bearing: Specifications

Inner bearing seat (Tightening Sequence)

Outer bearing seat (Tightening Sequence)

Crankshaft Main Bearing

Initial tightening: .....................................................................................................................................................................................   40 Nm (30 ftlb.)
Initial tightening: .....................................................................................................................................................................................   22 Nm (16 ftlb.)
Final tightening: ...........................................................................................................................................................................................................   75°
Final tightening: ...........................................................................................................................................................................................................   60°

Outer cross bolt connection (Tightening Sequence)

Then screw on the outer cross bolt connection (M8 x 70) ..........................................................................................................................  23 Nm (17 ftlb.).

Main Bearing Size Codes

Crankshaft Main Bearing|Specifications|Page 1928 > < Connecting Rod, Engine|Specifications|Page 1924