1
GENERAL INFORMA
TION
25
GB
ENGINE
Type ....................................................Single cylinder, 4-stroke, liquid-cooled
with countershaft and electric starting
Bore x stroke RR 350 ............................................................ 88 x 57,4 mm
Bore x stroke RR 400 ............................................................ 95 x 56,2 mm
Bore x stroke RR 450 ............................................................ 95 x 63,4 mm
Bore x stroke RR 498 .......................................................... 100 x 63,4 mm
Displacement (cm
3
) RR 350 ............................................................ 349 cm
3
Displacement (cm
3
) RR 400 ............................................................ 398 cm
3
Displacement (cm
3
) RR 450 ......................................................... 449,4 cm
3
Displacement (cm
3
) RR 498 ......................................................... 497,9 cm
3
Compression ratio RR 350 ............................................................... 13,3:1
Compression ratio RR 400 ............................................................... 12,4:1
Compression ratio RR 450 ............................................................. 11,95:1
Compression ratio RR 498 ............................................................... 12,0:1
Carburetor .................................................................................. see table
R350
R400
R450
R498
Type
Keihin FCR-MX 39
Keihin FCR-MX 39 Keihin FCR-MX 39 Keihin FCR-MX 39
Carburator-setting number
006121308 000
006.12.100.8.0 006.12.000.8.0
006.12.200.8.0
Main jet
170
175
175
180
Jet needle
NCVQ
OBDTS
OBDVS
OBDVS
Idling jet
40
45
45
45
Main air jet
x
200
200
200
Idling air jet
100
100
100
100
Needle position
3°
5°
4°
4°
Mixture control screw open
1+1/2
1+1/2
1+1/2
2
Intake jet
40
50
40
40
Summary of Contents for 2011 RS
Page 1: ...RR 4T 201 2 350 400 450 498 ...
Page 69: ......
Page 75: ......
Page 76: ...6 TROUBLESHOOTING 75 GB CONTENTS CHARTER 6 TROUBLESHOOTING INDEX ...