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Mahindra Thar CRDe - Page 49

Mahindra Thar CRDe
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Repair Manual MAN-00190
THAR CRDe BS-IV MAY 2012/Rev 1
The repair methods given by the manufacturer in this document are based on the technical specifications at the time of release. The methods may be modified as a result of changes introduced by the
manufacturer in the production of the various component units and accessories from which the vehicles are manufactured. The reproduction, translation, transmission, in part or whole of the present
document, are prohibited without the prior written consent of Mahindra & Mahindra Ltd. The use of this document by any person other than the trained personnel, at the Authorized Service Centre of
Mahindra & Mahindra Ltd., will amount to unauthorized use and shall be liable for penalty/prosecution© 2012 Mahindra & Mahindra Ltd.
Technical Specifications & Wear Data
Description Value
Swept Volume cc 2498
Bore mm 94
Stroke mm 90
Power- Max 79kW / 106 BHP @ 3800 rpm
Torque-Max 247 Nm@ 1800 to 2000 rpm
No. & Layout of Cylinders / Firing Order
4 Cylinder, Inline, 1-3-4-2
Direction of rotation
Clockwise from fan side
Compression Ratio
17.8 : 1
Compression Pressure Standard Service Limit
30 bar
± 1 (Variation difference)
Piston Re-entrant Bowl
Piston Pin Full floating. Surface hardened & ground.
Oil grade & Quantity API grade CH4, Viscosity Index 15W40
6 litres; Maximile brand
Cylinder liner
Replaceable wet type Cast Iron
Tappet clearance (Cold)
Inlet
Exhaust
0.45 mm
0.45 mm
Max. Lift of Valve
Inlet mm
Exhaust mm
9.5 mm
10.9 mm
Angle of Valve/ port (w.r.t. top dead centre)
90°
Inlet valve
OPENS
CLOSES
14°BTDC
30°ABDC
Exhaust Valve
OPENS
CLOSES
46°BBDC
14°ATDC
Oil pump shaft
Standard Service Limit
13.984/13.966 13.956
Oil pump shaft Bush
Standard Service Limit
14.000/14.018 14.038
Oil filter bypass opening pressure 0.8 bar
Oil pressure at
Idle ( 60
80
°
C)
Max speed( 60
80
°
C)
2.5 bar
Piston ring to groove clearance
1
st
ring
2
nd
ring
3
rd
ring
Standard Service Limit
0.11/0.15 0.25
0.05/0.09 0.15
0.04/0.072 0.15
Piston ring end gaps
1
st
ring
2
nd
ring
3
rd
ring
Standard Service Limit
0.33/0.55 0.9
0.8/1.05 1.5
0.25/0.55 0.9
Gudgeon pin O.D
φ
32/31.994
Page 47

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