Specifications - Valtra VALMET Series Workshop Manual

21. Engine

Specifications

Engine designations
1. Basic markings: 320, 420, 620 and 634. The first digit indicates the number of cylinders and the two last digits the stroke
(---20=120 mm, ---34=134 mm).
2. Letters after the basic markings:
--- D=diesel engine
--- S=turbocharger (Schwitzer)
--- W=by- - pass turbocharger, Delta turbo (Schwitzer S1BG or S2BG)
--- B=Bosch P in ---line pump
Note! R24, E77 and EPA ---homologations has been made for E ---engines.
Tractor 6000
Designation 420D
Turbocharger no
No of cylinders 4
Displacement (litres) 4,4
Cyl. bore (mm) 108
Stroke (mm) 120
Compr. ratio 16,5:1
Output (kW/r/min DIN) 55/2300
Torque (Nm/r/min DIN) 290/1450
Moment rise % 27
Low idling (r/min) 750
1
Compr. press ) (bar) 24
Max. no- - load revs (r/min) 2500
Tractor 6300
(L23438--- )
Designation 420DSRE
Turbocharger yes
No of cylinders 4
Displacement (litres) 4,4
Cyl. bore (mm) 108
Stroke (mm) 120
Compr. ratio 16,5:1
Output (kW/r/min DIN) 66/2200
Torque (Nm/r/min DIN) 400/1400
Moment rise % 39
Low idling (r/min) 750
1
Compr. press ) (bar) 24
2400
Max. no- - load revs (r/min)
Tractor 6550 Hi
Designation 420DWRE
Turbocharger yes
No of cylinders 4
Displacement (litres) 4,4
Cyl. bore (mm) 108
Stroke (mm) 120
Compr. ratio 16,5:1
Output (kW/r/min DIN) 73,5/2200
Torque (Nm/r/min DIN) 430/1400
Moment rise % 35
Low idling (r/min) 850
1
Compr. press ) (bar) 24
Max. no- - load revs (r/min) 2400
1
) Minimum value at operating temperature and starting revs. Max permitted difference between cylinders 3,0 bar.
*) Low revs engine.
E = AC---4, Control system for tractor.
Hi = HiTech.
--- R=distributor pump (Stanadyne)
--- I=intercooler
--- E=low emission engines (E ---engines)
--- C=emission tested engines (certificated).
6100 6200
(--- K41123)
320 DS 420DSRE
yes yes
3 4
3,3 4,4
108 108
120 120
16,5:1 16,5:1
58/2300 59/2225
310/1550 320/1400
28,5 27
800 750
24 24
2500 2425
6350 Hi 6400
420DSRE 420 DS
yes yes
4 4
4,4 4,4
108 108
120 120
16,5:1 16,5:1
66/2200 70/2225
400/1400 365/1550
39 22
850 750
24 24
2400 2425
6600 6600E
420 DS 420 DS
yes yes
4 4
4,4 4,4
108 108
120 120
16,5:1 16,5:1
77/2225 77/2225
405/1550 405/1550
22 22
850 850
24 24
2425 2425
https://www.truck-manuals.net/
5
Model
1. 8. 2000
6000-- 6800
1. 9. 2002
6200 6250 Hi
(K41124--- )
420DSRE 420DSRE
yes yes
4 4
4,4 4,4
108 108
120 120
16,5:1 16,5:1
59/2200 59/2200
360/1400 360/1400
41 41
750 850
24 24
2400 2400
6400 6400
(J17109--- ) (K41106--- )
(Delta)
420 DW 420DW
yes yes
4 4
4,4 4,4
108 108
120 120
16,5:1 16,5:1
70/2225 73,5/2200
390/1550 415/1400
31 30
750 750
24 24
2425 2400
6650 Hi 6750Hi*)
420DWRE 420DWRIE
yes yes (+interc..)
4 4
4,4 4.4
108 108
120 120
16,5:1 16,5:1
81/2200 77/1800
460/1400 530/1150
31 29
850 800
24 24
2400 2000
Code Page
210 3
6300 6300
(K41309---
--- L23437)
420 DS 420DS
yes yes
4 4
4,4 4,4
108 108
120 120
16,5:1 16,5:1
62,5/2225 66/2200
330/1550 360/1400
23 25
750 750
24 24
2425 2400
6400
(L23506--- )
(Delta)
420DWRE
yes
4
4,4
108
120
16,5:1
73,5/2200
430/1400
35
750
24
2400
6800 6800E
420 DWI 420DWI
yes (+interc..) yes (+interc..)
4 4
4,4 4,4
108 108
120 120
16,5:1 16,5:1
85/2225 85/2225
440/1550 440/1550
21 21
850 850
24 24
2425 2425