BOMBARDIER ski-doo Tundra Scandic 2004 Series, Shop Manual

Page: 168 / 427

Section 04 ENGINE
Subsection 05 (LEAK TEST AND ENGINE DIMENSION MEASUREMENT)
MMR2004-114_04_05A.FM
04-05-7
USED PISTON MEASUREMENT
Note the measurement on the piston dome.
1. Piston dome
2. Piston measurement
Using a micrometer, measure piston at A perpen-
dicularly (90°) to piston pin.
1. Measuring perpendicularly (90°) to piston pin axis
A. 15 mm (.590 in)
The measured dimension must not be less than
0.15 mm (.006 in) of the one scribed on piston
dome. Otherwise, install a new piston.
CYLINDER/PISTON CLEARANCE
Used and New Pistons
NOTE: Make sure used piston is not worn more
than specified. See USED PISTON MEASURE-
MENT above.
Take the measurement on the piston dome.
1. Piston dome
2. Piston measurement
Adjust and lock a micrometer to the specified value
on the piston dome.
1. Micrometer set to the piston dimension
With the micrometer set to the piston dimension,
adjust a cylinder bore gauge to the micrometer di-
mension and set the indicator to 0.
ENGINE
TYPE
MAXIMUM PISTON SKIRT WEAR
mm (in)
All 0.15 (.006)
F00D0EA
2 1
F01D0NA
1
A
F00D0EA
2 1
F00B08A
1