Chain Case Performance Calibrations - Arctic Cat 500 Sno Pro Operator's/Performance Manual

Chain Case
Performance
Calibrations
NOTE: The following table should be used as a guide only.
Drive Sprocket Chain Case Performance Specifications
Sprockets
20/46
20/45
21/45
19/40
21/41
8-Tooth
(3.00 Pitch)
20/39
22/41
22/40
23/40
23/39
24/39
RPM x Ratio x 0.0225 x 1.12 = MPH
Drive Sprocket Chain Case Performance Specifications
Sprockets
20/46
20/45
21/45
19/40
21/41
9-Tooth
(2.52 Pitch)
20/39
22/41
22/40
23/40
23/39
24/39
RPM x Ratio x 0.0213 x 1.12 = MPH
Drive Sprocket Chain Case Performance Specifications
Sprockets
20/46*
20/45
21/45
19/40
21/41
10-Tooth*
(2.52 Pitch)
20/39
22/41
22/40
23/40
23/39
24/39
RPM x Ratio x 0.02368 x 1.12 = MPH
NOTE: The above gearing options are combinations which allow acceptable chain tension. Any other
combinations will not allow acceptable chain tension.
8
Ratio Chain Pitch
0.435 74
0.444 74
0.467 74
0.475 70
0.512 72
0.513 70
0.537 72
0.550 72
0.575 72
0.590 72
0.615 72
Ratio Chain Pitch
0.435 74
0.444 74
0.467 74
0.475 70
0.512 72
0.513 70
0.536 72
0.550 72
0.575 72
0.590 72
0.615 72
Ratio Chain Pitch
0.435 74
0.444 74
0.467 74
0.475 70
0.512 72
0.513 70
0.537 72
0.550 72
0.575 72
0.590 72
0.615 72
*Production
RPM (Engine)
7400 7800 8000
81.1 85.5 87.7
82.8 87.3 89.5
87.1 91.8 94.1
88.6 93.4 95.8
95.5 100.6 103.2
95.7 100.8 103.4
100.1 105.5 108.2
102.6 108.1 110.9
107.2 113.0 115.9
110.0 116.0 119.0
115.0 120.9 124.0
RPM (Engine)
6000 7000 8000
62.3 72.6 83.0
63.6 74.1 84.7
66.8 78.0 89.1
68.0 79.3 90.7
73.3 85.5 97.7
73.4 85.7 97.9
76.7 89.5 102.3
78.7 91.8 105.0
82.3 96.0 109.7
84.5 98.5 112.6
88.1 102.7 117.4
RPM (Engine)
7400 7800 8000
85.4 90.0 92.3
87.1 91.8 94.2
91.6 96.6 99.1
93.2 98.3 100.8
100.5 105.9 108.6
100.7 106.1 108.8
105.3 111.0 113.8
108.0 113.8 116.7
112.8 118.9 122.0
115.8 122.0 125.2
120.7 127.2 130.5
8200 8700
89.9 95.4
91.7 97.3
96.5 102.4
98.2 100.5
105.8 112.3
106.0 112.5
110.9 113.6
113.7 120.6
118.8 121.7
121.9 129.4
127.1 134.8
9000 10,000
93.4 103.8
95.3 105.9
100.3 111.4
102.0 113.3
109.9 122.1
110.1 122.4
115.1 127.9
118.1 131.2
123.5 137.2
126.7 140.8
132.1 146.7
8200 8400 8700
94.7 97.0 100.4
96.6 99.0 102.4
101.6 104.1 107.8
103.3 105.8 109.6
111.3 114.1 118.1
111.6 114.3 118.4
116.7 119.5 123.8
119.6 122.5 126.9
125.0 128.1 132.7
128.3 131.4 136.1
133.7 137.0 142.0