A 74 400 Stinger shows to be a 989910 which crosses to a Goodyear 71135.
A 69 Mark shows a 989900 which also crosses to a 71135 in a goodyear catalog.
A 71135 is 43 1/16 x 1 3/16
Now to take this further.
The 71135 crosses with the following belts.
Napa 5106
Lemans LM717K
Gates 6046
Dayco HP-3001
Max 1034 and 1034m2 There is a LMX-1034 Parts Unlimited Carlisle built belt on eBay listed as 1 3/16" x
43 1/16" as well listed for the 70 Mark III
There is a LM-744 Parts Unlimited Carlisle built belt on eBay listed as 1 3/16" x
43 1/8" as well listed for the 69 Mark III
Thanks for the info ddub. Here's some more info on the Goodyear 71135 Powerstreak belt:
Replaces: Alouette 130540, Arctic Enterprises 0100088, Arctic Enterprises 10032, Arctic Enterprises 10088, Auto Ski 460000, Auto Ski 460005, Auto Ski AS235, Boa Ski BS540HD, Boa Ski S0901040, Bolens 1805306, Bolens 1805765, Eskimo 13440300, Eskimo 13440301, Fox Corp Inc 204235, Fox Corp Inc 204236, Fox Corp Inc 204237, Herters 25229711.5, Homelite 3211006, Ingham Industries Inc 1024, John Deere M63123, John Deere M64549, Kawasaki Sno Jet 590111057, Lawn Boy 702696, Leisure Vehicles Inc RA1261, Lionel Enterprises 0923303, Lionel Enterprises 0923305, Lionel Enterprises 0923307, Massey-Ferguson 989914, Mercury 5757113, Moto Jet 3116, Moto Ski 061378, Moto Ski 5700411, Moto Ski 5700414, Moto Ski SM509, Northway 16263004, OMC 405485, Polaris 3211053, Robin Nodwell Corp 63616103,
Scorpion Inc 5989910, Scorpion Inc 5989914, Scorpion Inc 989900, Scorpion Inc 989910, Scorpion Inc 989913, Ski Doo 4140411, Ski Doo 4141884, Ski Doo SK85, Ski Doo SK85H, Skiroule SR414S, Sno Chief 6100, Sno Jet 5431, Suzuki 2171197020, Yamaha 8021764100, Yamaha 8061764100,
SCORPION INC Snowmobiles; Brut 340 1975
SCORPION INC Snowmobiles; Brut 440 1975
SCORPION INC Snowmobiles; Lil Whip 79-76
SCORPION INC Snowmobiles; Lil Whip 300 1977
SCORPION INC Snowmobiles; Lil Whip 290 1975
SCORPION INC Snowmobiles; Mark I 71-70
SCORPION INC Snowmobiles; Mark II 71-70
SCORPION INC Snowmobiles; Mark II Stinger 1970
SCORPION INC Snowmobiles; Mark III 1970
SCORPION INC Snowmobiles; Mark IV 1970
SCORPION INC Snowmobiles; Range Whip 1976
SCORPION INC Snowmobiles; Range Whip 400 78-77
SCORPION INC Snowmobiles; Sting 1981
SCORPION INC Snowmobiles; Sting 400 1979
SCORPION INC Snowmobiles; Sting 440 80-77
SCORPION INC Snowmobiles; Stinger 290 74-73
SCORPION INC Snowmobiles; Stinger 340 1973
SCORPION INC Snowmobiles; Stinger 440 1974
SCORPION INC Snowmobiles; Stinger I 1972
SCORPION INC Snowmobiles; Stinger II 1972
SCORPION INC Snowmobiles; Stinger II, III 1971
SCORPION INC Snowmobiles; Stinger III 1972
SCORPION INC Snowmobiles; Stingerette 73-72
SCORPION INC Snowmobiles; Stingeroo 1972
SCORPION INC Snowmobiles; Super Stinger 290 1975
SCORPION INC Snowmobiles; Super Stinger 340 75-74
SCORPION INC Snowmobiles; Super Stinger 400 75-73
SCORPION INC Snowmobiles; Super Stinger 440 75-73
SCORPION INC Snowmobiles; Super Stingerette 74-73
SCORPION INC Snowmobiles; TK 340 81-80
SCORPION INC Snowmobiles; TK 440 81-80
SCORPION INC Snowmobiles; Whip 1976
SCORPION INC Snowmobiles; Whip 340 79-75
SCORPION INC Snowmobiles; Whip 400 1975
SCORPION INC Snowmobiles; Whip 440 81-75
SCORPION INC Snowmobiles; Whip 440 TK 1978
SCORPION INC Snowmobiles; Whip TK 1979
SCORPION INC Snowmobiles; Whip TKX 1979