Lotus Evora Service Notes page 342

Lotus Service Notes
CylINDEr HEaD
Material
Head face flatness tolerance
Manifold face flatness tolerance
Valve guide bore in head
Valve guide standout
Maximum oil clearance
ValVES & SPrINGS
Valve stem diameter
Overall length
Valve seat contact width
Valve head margin (thickness between head face and 45° face)
Valve spring free length
CaMSHaFTS
Endfloat
Maximum oil clearance
PISTONS
Diameter 10mm below pin centreline
Bore oil clearance
Gudgeon pin oil clearance
CraNKSHaFT
Main journal diameter
Main journal max. runout
Main journal maximum taper and out-of-round
Crankpin diameter
Crankpin maximum taper and out-of-round
OIl PUMP
rotor tip clearance
annulus to housing clearance
rotor/annulus side clearance
Hot oil pressure
- std
- 05mm o/s
- inlet
- exhaust
- inlet
- exhaust
- inlet
- exhaust
- inlet - std
- min
- exhaust - std
- min
- inlet
- exhaust
- std
- minimum
- std
- service limit
- front journal
- except front
- std
- miniumum
- std
- service limit
- std
- service limit
- std
- service limit
- std
- service limit
- std
- service limit
- idle
- 6,000 rpm
Section TDT
aluminium alloy
0.10 mm (0.004 in.)
0.10 mm (0.004 in.)
10.285 to 10.306 mm (0.4049 to 0.4057 in.)
10.335 to 10.356 mm (0.4069 to 0.4077 in.)
9.1 to 9.9 mm (0.36 to 0.39 in.)
9.3 to 9.7 mm (0.3661 to 0.3819 in.)
0.08 mm (0.0031 in.)
0.10 mm (0.0039 in.)
5.470 to 5.485 mm (0.2154 to 0.2159 in.)
5.465 to 5.480 mm (0.2151 to 0.2157 in.)
5.465 to 5.480 mm (0.2151 to 0.2157 in.)
105.35 mm (4.1476 in.)
110.40 mm (4.3464 in.)
109.90 mm (4.3268 in.)
1.1 to 1.5 mm (0.043 to 0.059 in.)
1.2 to 1.6 mm (0.047 to 0.063 in.)
1.00 mm (0.040 in.)
0.50 mm (0.020 in.)
45.46 mm (1.790 in.)
0.08 to 0.13 mm (0.0031 to 0.0051 in.)
0.15 mm (0.006 in.)
0.15 mm (0.006 in.)
0.09 mm (0.0035 in.)
93.960 to 93.980 mm (3.6992 to 3.6999 in.)
93.830 mm (3.6941 in.)
0.020 to 0.052 mm (0.0007 to 0.0020 in.)
0.060 mm (0.0024 in.)
0.001 to 0.007 mm (0.00004 to 0.0003 in.)
0.015 mm (0.0006 in.)
60.988 to 61.00 mm (2.4011 to 2.4016 in.)
0.06 mm (0.0024 in.)
0.02 mm (0.0008 in.)
52.992 to 53.000 mm (2.0863 to 2.0866 in.)
0.02 mm (0.0008 in.)
0.060 to 0.160 mm (0.0024 to 0.0063 in.)
0.16 mm (0.0063 in.)
0.250 to 0.325 mm (0.0098 to 0.0128 in.)
0.325 mm (0.0128 in.)
0.030 to 0.090 mm (0.0012 to 0.0035 in.)
0.090 mm (0.0035 in.)
80 kPa (0.8 kgf/cm2, 11.6 psi)
380 kPa (3.9 kgf/cm2, 55.5 psi)
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