2-2 BR9EYA
— mm — in.
— mm — in.
— mm — in.
— mm — in.
— mm — in.
— mm — in.
— mm — in.
Piston Pin Diameter Range
Piston Pin Bore Diameter Range
Connecting Rod Small End Bore Diameter Range
Connecting Rod Radial Play Range
Crankshaft Runout (t.i.r.)
Crankshaft End Play Range
Reed Stopper Height
*Engine Warm
g h i j
— mm — in.
Cylinder Trueness Limit (max)
c @ 1400 RPM d @ 1800 RPM e @ 2000 RPM f @ 2500 RPM
— mm — in.
Piston Ring End Gap Range 0.1 0.004
0.15-0.83 0.006-0.033 0.1 0.004
0.20-0.40 0.008-0.016
N/A
0.05-0.10 0.002-0.004
0.05 0.002
@ 3200 RPM @ 3500 RPM @ 4000 RPM @ 4350 RPM
N/A
0.05-0.10 0.002-0.004
0.05 0.002
8.0 0.315
0.05-0.10 0.002-0.004
0.05 0.002
0.02-0.03 0.02-0.03 0.003-0.020 0.0008-0.0012 0.0008-0.0012 0.0001-0.0007
23.003-23.011 21.003-21.011 27.003-27.011 0.9056-0.9059 0.8269-0.8272 1.0631-1.0634
17.998-18.006 15.996-16.004 22.002-22.010 0.7086-0.7089 0.6298-0.6301 0.8662-0.8665
17.995-18.000 15.995-16.000 21.995-22.000 0.7085-0.7087 0.6297-0.6299 0.8659-0.8661
0.1 0.004
0.15-0.80 0.006-0.031
0.060-0.150 0.080-0.150 0.075-0.105 0.0024-0.0059 0.0031-0.0059 0.0029-0.0041
— mm — in.
12V/156W CDI/NOI
Piston Skirt/Cylinder Clearance Range
CDI/NOI
12V/185W
12V/185W
BR9EYA 0.7-0.8 0.028-0.031
CDI/NOI
0.7-0.8 0.028-0.031
25d* 3.692 0.145
Oil Injection
87
Liquid Cooled
6.34:1
Ignition Type
0.7-0.8 0.028-0.031
18e* 2.012 0.079
Oil Injection
87
Fan Cooled
6.5:1
63 2.480
71 2.795
2
499 30.4
AW50L4
500 cc w/o APV
Lighting Coil Output
BR9EYA
Ignition Timing
— mm — in.
Oil Injection 18e* 2.012 0.079
Fuel Mixture
Spark Plug Gap
87
Gasoline Octane (min)
Spark Plug (NGK)
Fan Cooled
Cooling System
degrees — mm — in.
6.3:1
Compression Ratio
65 2.559
65 2.559
— mm — in.
Stroke
2 65 2.559
2 60 2.362
— mm — in.
431 26.3
No. of Cylinders
367 22.41
Displacement
AS44A8
440 cc
Bore
AA37A7
Engine Model Number
— cc — cu in.
370 cc
ITEM
8.0 0.315
0.05-0.10 0.002-0.004
0.05 0.002
0.003-0.020 0.0001-0.0007
27.003-27.011 1.0631-1.0634
22.002-22.010 0.8662-0.8665
21.995-22.000 0.8659-0.8661
0.1 0.004
0.20-0.40 0.008-0.016
0.075-0.105 0.0029-0.0041
CDI/NOI
12V/156W
0.7-0.8 0.028-0.031
BR9EYA
30e* 5.258 0.207
Oil Injection
87
Liquid Cooled
6.30:1
63 2.480
71 2.795
2
499 30.4
AV50L4
500 cc w/ APV
N/A
0.05-0.10 0.002-0.004
0.05 0.002
0.02-0.03 0.0008-0.0012
26.003-26.011 1.0237-1.0241
20.002-20.010 0.7875-0.7878
19.995-20.000 0.7872-0.7874
0.1 0.004
0.20-0.83 0.008-0.033
0.095-0.150 0.0037-0.0059
CDI/NOI
12V/180W
0.7-0.8 0.028-0.031
BR9EYA
33e* 6.556 0.258
Oil Injection
87
Liquid Cooled
6.6:1
65 2.559
73.4 2.890
2
550 33.56
ACB55L6
550 cc
CDI/NOI
12V/190W
0.7-0.8 0.028-0.031
BR9EYA
24h* 3.390 0.133
Oil Injection
87
Liquid Cooled
6.26:1
62.7 2.469
78 3.071
2
599 36.54
AD60L9
600 cc STD
CD/NOI
12V/190W
0.7-0.8 0.028-0.031
BR9EYA
15d* 1.509 0.059
Oil Injection
87
Liquid Cooled
6.46:1
70 2.755
73.8 2.906
2
599 36.54
AJ60L2
0.1 0.004
0.20-0.83 0.008-0.033
0.1 0.004
0.30-0.50 0.012-0.0196
6.0 0.236
0.05-0.10 0.002-0.004
0.05 0.002
9.4 - 9.8 0.370 - 0.385
0.05-0.10 0.002-0.004
0.05 0.002
11.0 0.433
0.05-0.10 0.002-0.004
0.05 0.002
0.02-0.03 0.02-0.03 0.003-0.020 0.0008-0.0012 0.0008-0.0012 0.0001-0.0007
23.003-23.011 26.003-26.011 27.003-27.011 0.9056-0.9059 1.0237-1.0241 1.0631-1.0634
17.998-18.006 20.002-20.010 22.002-22.010 0.7086-0.7089 0.7875-0.7878 0.8662-0.8665
17.995-18.000 19.995-20.000 21.995-22.000 0.7085-0.7087 0.7872-0.7874 0.8659-0.8661
0.1 0.004
0.20-0.83 0.008-0.033
11.0 0.433
0.05-0.10 0.002-0.004
0.05 0.002
0.003-0.020 0.0001-0.0007
27.003-27.011 1.0631-1.0634
22.002-22.010 0.8662-0.8665
21.995-22.000 0.8659-0.8661
0.1 0.004
0.30-0.50 0.012-0.0196
0.075-0.105 0.0029-0.0041
CDI/NOI
12V/156W
0.7-0.8 0.028-0.031
BR9EYA
12i* 0.969 0.038
Oil Injection
87
Liquid Cooled
6.49:1
70 2.755
79.7 3.145
2
698 42.59
AE70L3
600 cc “Laydown” 700 cc Carb EFI
0.095-0.150 0.083-0.150 0.075-0.105 0.0037-0.0059 0.0033-0.0059 0.0029-0.0041
CDI/NOI
12V/210W
0.7-0.8 0.028-0.031
BR9EYA
18e* 2.049 0.081
Oil Injection
87
Fan Cooled
6.4:1
66 2.598
73.8 2.910
2
565 34.5
AA56A4
570 cc
Arctic Cat Engine Specifications
11.0 0.433
0.05-0.10 0.002-0.004
0.05 0.002
0.003-0.020 0.0001-0.0007
27.003-27.011 1.0631-1.0634
22.002-22.010 0.8662-0.8665
21.995-22.000 0.8659-0.8661
0.1 0.004
0.30-0.50 0.012-0.0196
0.075-0.105 0.0029-0.0041
CDI/NOI
12V/190W
0.7-0.8 0.028-0.031
BR9EYA
12j* 0.969 0.038
Oil Injection
87
Liquid Cooled
6.49:1
70 2.755
79.7 3.145
2
698 42.59
AD70L3
700 cc EFI
11.0 0.433
0.05-0.10 0.002-0.004
0.05 0.002
0.003-0.020 0.0001-0.0008
29.003-29.011 1.1410-1.1420
24.002-24.010 0.9450-0.9453
23.995-24.000 0.9447-0.9449
0.1 0.004
0.30-0.50 0.012-0.020
0.075-0.105 0.0029-0.0041
CDI/NOI
12V/156W
0.7-0.8 0.028-0.031
BR9EYA
17e* 2.082 0.082
Oil Injection
87
Liquid Cooled
6.41:1
76 2.992
85 3.346
2
862 52.6
AA86L4
900 cc Carb
11.0 0.433
0.05-0.10 0.002-0.004
0.05 0.002
0.003-0.020 0.0001-0.0008
29.003-29.011 1.1410-1.1420
24.002-24.010 0.9450-0.9453
23.995-24.000 0.9447-0.9449
0.1 0.004
0.30-0.50 0.012-0.020
0.075-0.105 0.0029-0.0041
CDI/NOI
12V/190W
0.7-0.8 0.028-0.031
BR9EYA
23f* 3.775 0.149
Oil Injection
87
Liquid Cooled
6.41:1
76 2.992
85 3.346
2
862 52.6
AB86L4
900 cc EFI