Checking The Radial Clearance Of The Bottom Connecting Rod Bearing; Checking/Measuring The Cylinder - KTM 1190 RC8 R EU/UK 2009 Repair Manual

30/ENGINE - WORK ON INDIVIDUAL PARTS

Checking the radial clearance of the bottom connecting rod bearing

20.11
Info
Perform the operation on both connecting rods.

Checking/measuring the cylinder

20.12
–
Position the bearing shells. Insert the Plastigauge measuring strips
from the bearing joint.
Plastigauge measuring strips (60029012000) (
–
Position the connecting rod bearing cap. Mount and tighten the screws.
Guideline
Screw, conrod bearing
Info
Do not twist the connecting rod.
–
Remove the connecting rod bearing cap again. Compare the Plastigauge measuring
strip with the specifications on the packaging.
200455-10
Guideline
Connecting rod - radial clearance of lower conrod bearing
New condition
Wear limit
Info
The width of the Plastigauge measuring strips indicates the bearing play.
–
Clean the parts.
–
Check the cylinder bearing surface for damage.
» If the cylinder bearing surface is damaged:
–
Change the cylinder and piston.
–
Measure the cylinder diameter at several places on the contact surface in the
and axes using a micrometer to check for oval wear.

Guideline
Cylinder - bore diameter
Size I
200472-10
Size II
–
The cylinder size
200474-10
M10x1
0.030... 0.060 mm (0.00118...
0.00236 in)
0.080 mm (0.00315 in)
105.000... 105.012 mm (4.13385...
4.13432 in)
105.012... 105.025 mm (4.13432...
4.13483 in)
is labeled on the side of the cylinder.

147
offset by 90°

p. 441)
Step 1
25 Nm
(18.4 lbf ft)
Step 2
30 Nm
(22.1 lbf ft)
Step 3
90°
