This listing is for an Arctic Cat snowmobile rewind or recoil spring. These are OEM Arctic Cat parts, the part number on these is 3001-081. 

Looked this up online and found the this kit will fit the following machines

1981 EL TIGRE F/C - RECOIL STARTER
1981 TRAIL CAT - RECOIL STARTER
1980 EL TIGRE F/A - RECOIL STARTER
1980 EL TIGRE L/C - RECOIL STARTER
1980 JAG 2000 F/A - RECOIL STARTER
1980 JAG 3000 F/A - RECOIL STARTER
1980 JAG 3000 F/C - RECOIL STARTER
1980 LYNX SINGLE - RECOIL STARTER
1980 LYNX TWIN - RECOIL STARTER
1980 PANTERA ELECTRIC START - RECOIL STARTER
1980 PANTERA MANUAL START - RECOIL STARTER
1980 PANTHER - RECOIL STARTER
1980 TRAIL CAT 3000 - RECOIL STARTER
1980 TRAIL CAT 4000 - RECOIL STARTER
1979 EL TIGRE F/A - RECOIL STARTER
1979 EL TIGRE L/C - RECOIL STARTER
1979 JAG 2000 F/A - RECOIL STARTER
1979 JAG 3000 F/A - RECOIL STARTER
1979 JAG 3000 F/C - RECOIL STARTER
1979 LYNX SINGLE - RECOIL STARTER
1979 LYNX TWIN - RECOIL STARTER
1979 PANTERA - RECOIL STARTER
1979 PANTHER - RECOIL STARTER
1979 TRAIL CAT - RECOIL STARTER
1978 CHEETAH - RECOIL STARTER
1978 EL TIGRE' 5000 F/A - RECOIL STARTER
1978 EL TIGRE' 6000 L/C - RECOIL STARTER
1978 JAG 2000 - RECOIL STARTER
1978 JAG 3000 - RECOIL STARTER
1978 PANTERA F/A - RECOIL STARTER
1978 PANTERA F/C - RECOIL STARTER
1978 PANTHER 4000 - RECOIL STARTER
1978 PANTHER 5000 - RECOIL STARTER
1977 CHEETAH - RECOIL STARTER
1977 CROSS COUNTRY CAT - RECOIL STARTER
1977 EL TIGRE 4000 - RECOIL STARTER
1977 EL TIGRE 5000 - RECOIL STARTER
1977 JAG - RECOIL STARTER
1977 PANTERA F/A - RECOIL STARTER
1977 PANTERA F/C - RECOIL STARTER
1977 PANTHER 4000 - RECOIL STARTER
1977 PANTHER 5000 - RECOIL STARTER
1977 Z 250 - RECOIL STARTER
1977 Z 340 - RECOIL STARTER
1977 Z 440 - RECOIL STARTER
1976 ARCTIC Z 440 - RECOIL STARTER
1976 CHEETAH 440 - RECOIL STARTER
1976 CHEETAH 500 - RECOIL STARTER
1976 CROSS COUNTRY CAT - RECOIL STARTER
1976 EL TIGRE 440 - RECOIL STARTER
1976 EL TIGRE 500 - RECOIL STARTER
1976 JAG 275 - RECOIL STARTER
1976 JAG 340 - RECOIL STARTER
1976 PANTERA - RECOIL STARTER
1976 PANTHER 440 - RECOIL STARTER
1976 PANTHER 500 - RECOIL STARTER
1975 CHEETAH 340 - RECOIL STARTER
1975 CHEETAH 440 - RECOIL STARTER
1975 EL TIGRE 340 - RECOIL STARTER
1975 EL TIGRE 440 - RECOIL STARTER
1975 EL TIGRE' Z 250 - RECOIL STARTER
1975 EL TIGRE' Z 340 - RECOIL STARTER
1975 EL TIGRE' Z 440 - RECOIL STARTER
1975 JAG 340 - RECOIL STARTER
1974 EL TIGRE 295 - RECOIL STARTER
1974 EL TIGRE 340 - RECOIL STARTER
1974 EL TIGRE 400 - RECOIL STARTER
1974 EL TIGRE 440 - RECOIL STARTER
1973 ElTigre - RECOIL STARTER
1973 EXT - RECOIL STARTER
1973 Formula11 - RECOIL STARTER

Thanks If there are any questions about this item, feel free to email me. Thanks