porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Crankshaft, Engine > < Crankshaft Gear/Sprocket|Specifications
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Crankshaft Main Bearing: Specifications

Crankshaft Main Bearings

Plain bearings, dia. ...................................................................................................................................................................................  63 mm (2.48 in)

Marking for bearing shell allocation on the crankshaft

G - Bearing shell, Yellow
R - Bearing shell, Red
B - Bearing shell, Blue

Crankcase 1-3: Markings on crankcase half. The series of letters -1- is read from left to right. Allocation starts at the flywheel side and ends at the
supporting mount on the belt side.

G - Bearing shell, Yellow
R - Bearing shell, Red
B - Bearing shell, Blue

Marking on crankcase half 1-3

Crankcase Through-Bolt Screws

Please refer to Assembling Engine for screw locations and tightening sequence. See: Service and Repair/Overhaul/Assembling Engine

Crankshaft, Engine > < Crankshaft Gear/Sprocket|Specifications