26 TECHNICAL DATA
26.2
Tolerance, engine wear limits
Valve - run-out
At the valve plate
:'> 0.05 mm (:'> 0.002 in)
Valve spring
Minimum length
42.00 mm (1.6535 in)
Valve - sealing seat width
Intake
1 .40 mm (0.0551 in)
Exhaust
1.40 mm (0.0551 in)
Valve spring seat - thickness
0.90 ... 1 .1 0 mm (0.0354 ... 0.0433 in)
Camshaft bearing - sleeve bearing
Radial clearance
0.020 ... 0.054 mm (0.00079 ... 0.00213 in)
Wear limit
0.065 mm (0.00256 in)
Cylinder/cylinder head - distortion of sealing area
:'> 0.10 mm (:'> 0.0039 in)
Piston - diameter
Size I
87.965 ... 87.975 mm (3.46318 ... 3.46358 in)
Size II
87.976 ... 87.985 mm (3.46362 ... 3.46397 in)
Cylinder - drill hole diameter
Size I
88.000 ... 88.012 mm (3.46456 ... 3.46503 in)
Size II
88.012 ... 88.025 mm (3.46503 ... 3.46554 in)
Piston/cylinder - mounting clearance
Size I
0.025 ... 0.047 mm (0.00098 ... 0.00185 in)
Size II
0.027 ... 0.049 mm (0.00106 ... 0.00193 in)
Wear limit
0.070 mm (0.00276 in)
Piston ring - end gap
Compression ring
:'> 0.40 mm (:'> 0.0157 in)
Oil scraper ring
:'> 0.80 mm(:'> 0.0315 in)
Connecting rod - axial play of lower conrod bearing
0.20 ... 0.45 mm (0.0079 ... 0.0177 in)
Crankshaft - axial play
0.50 ... 0.60 mm (0.0197 ... 0.0236 in)
Crankshaft - run-out at bearing pin
:'> 0.03 mm (:'> 0.0012 in)
Clutch facing discs - thickness of total package
?: 26.4 mm (?: 1 .039 in)
Oil pressure regulator valve
Minimum length of pressure spring
23.5 mm (0.925 in)
Shift shaft - sliding plate/shift quadrant clearance
0.40 ... 0.80 mm (0.0157 ... 0.0315 in)
Engine oil consumption
:'> 30 ml/h (:'> 1 .01 fl. oz./hr)
26.3
Engine tightening torques
Nozzle, crank chamber ventilation
M4
2 Nm (1.5 lbf ft)
Loctite
®
243
™
Oil nozzle for alternator cooling
M4
2 Nm (1.5 lbf ft)
Loctite
®
243
™
Oil nozzle for balancer shaft lubri-
M4
2 Nm (1.5 lbf ft)
cation
Loctite
®
243
™
Oil nozzle for conrod bearing
M4
2 Nm (1.5 lbf ft)
lubrication
Loctite
®
243
™
277
Summary of Contents for F2203P4
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