Technical data: TD/TAD420VE, TAD620VE, TAD650VE, TAD660VE
12
Group 20
General
Type designation .................................................... TAD650VE TAD660VE
Rotation direction, facing flywheel: ......................... Counterclockwise Counterclockwise
Number of cylinders ............................................... 6 6
Bore, mm (inch) ..................................................... 101 (3.97") 98 (3.85")
Stroke, mm (inch) .................................................. 126 (4.96") 126 (4.96")
Displacement, dm
3
(inch
3
) .......................................5.7 (347.8) 5.7 (347.8)
Number of valves ...................................................12 12
Compression ratio: ................................................. 18.4:1 18.4:1
Firing sequence ..................................................... 1-5-3-6-2-4 1-5-3-6-2-4
Engine performance at 2300 rpm, kW (hp) ............. 147 (200)
1, 3)
147 (200)
1, 3)
Max torque, Nm (lbf.ft) ........................................... 750 (553)
3)
800 (590)
3)
At speed, rpm ..................................................... 1600 1600
Low idle, rpm.......................................................... 600-800 600-800
Max, full load speed, rpm ....................................... 2400
1)
2400565
Weight. engine (dry) kg (lb) .................................... 565 (1246)
2)
565 (1246)
2)
Weight. engine (wet) kg (lb) .................................... 585 (1290)
2)
585 (1290)
2)
1)
See identification plate for correct specification
2)
Weight according to DIN 70020-A
3)
See ”General information, Power standards”.
Engine block
Cylinder head
Type ...................................................................... Common cylinder head
Max surface unevenness ....................................... 0.1 mm (0.0039")
Cylinder head bolts
Thread size ............................................................ M 12
Quantity and length:
TD420VE/TAD420VE .......................................... 13 x 108 mm (13 x 4.3")
TD420VE/TAD420VE .......................................... 5 x 178 mm (5 x 7")
Quantity and length:
TAD620VE, TAD650/660VE ............................... 19 x 108 mm (19 x 4.3")
TAD620VE, TAD650/660VE ............................... 7 x 178 mm (7 x 7")