Crankshaft end float

Fit the main bearing caps and their half-shells, fig. I.

Follow the identification and marks made during dismantling.

Refit the rear main bearing cap fig. II, without its side seals but end float thrust washers, initial thickness of 2.30 mm.

THE LUBRICATION GROOVES must be against the crankshaft.

Tighten the bearing caps to torque of 7.5 m.daN (55 lbf ft), fig. III.

Crankshaft end float

• Fit the dial indicator supports 8.0100 GY and 8.0118 FZ, fig. IV, then fit dial indicator 8.1504.
• Measure the crankshaft end float it should be between 0.08 mm and 0.20 mm.

Thrust washers of the following thicknesses are available : 2,30, 2,35, 2,40, 2,45 and 2.50 mm.

IMPORTANT - If the end float is greater than 0.20 mm REPLACE THE THRUST WASHERS which are behind the bearing, as shown in fig. V.

If the end float is less than 0.08 mm, LOOK FOR THE CAUSE. There could be a foreign body between a bearing cap and the cylinder block, a burr or an impact mark or a distorted end float thrust washer.

Fitting the rear main bearing and side seals.

• Remove the rear main bearing cap.

Fit shims 8.0110 C1 as shown in fig. VI to tool BZ, to obtain the minimum spacing.