Pistons, Piston Rings, Connecting Rods And Cylinders Components - Suzuki WagonR+ RB310 Service Manual

Pistons, Piston Rings, Connecting Rods and Cylinders Components

1. Top ring
2. 2nd ring
3. Oil ring
4. Piston
5. Connecting rod
: Apply engine oil to sliding surface except inner surface of big end, and rod bolts.
Make sure rod bolt diameter when reuse it due to plastic deformation tightening.
Refer to "Inspection" of "Connecting Rod".
6. Connecting rod bearing cap
: Point arrow mark on cap to crankshaft pulley side.
7. Connecting rod bearing
Spring squareness
Use a square and surface plate to check each spring for square-
ness in terms of clearance between end of valve spring and
square. Valve springs found to exhibit a larger clearance than limit
given below must be replaced.
Valve spring squareness limit
1.6 mm (0.079 in.)
ENGINE MECHANICAL (M13 ENGINE) 6A2-67
8. Piston pin
9. Piston pin circlip
10. Bearing cap nut
Tighten 15 N·m (1.5 kg-m, 11.0 lb-ft), 45° and 45° by
the specified procedure.
Tightening torque
Apply engine oil to sliding surface of each parts.
Do not reuse.