2003 Arctic Cat Snowmobiles Factory Service Manual, Page 155Get this manual
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2003 Arctic Cat Engine Specifications
AD60L7 599 36.54 78 3.071 62.7 2.469 6.55:1 Liquid Cooed 87 Oil Injection 24 3.390 0.133 BR9EYA 0.7-0.8 0028-0031
AD70L 698 42.59 79.7 3