Aftermarket Mikuni Style VM40/44 Carburetor Carb Intake Rubber Boot Flange

A durable, OEM‑replacement intake flange designed to restore proper sealing between the carburetor and intake tract. Ideal for fixing air leaks, poor idle, bogging, or inconsistent throttle response on older Arctic Cat and Yamaha machines.
Built from high‑quality rubber with reinforced construction, this flange delivers long‑lasting performance in cold‑weather riding conditions.

⭐ Key Features
•     Direct replacement for worn or cracked intake flanges
•     Maintains proper air/fuel delivery and prevents vacuum leaks
•     High‑quality rubber construction for long service life
•     Manufactured to meet or exceed OEM specifications
•     Sold individually

🔄 Replaces OEM Numbers
•     Arctic Cat: 0670‑198
•     Yamaha: 8H8‑13555‑01‑00

Arctic Cat

this flange fits a wide range of liquid‑cooled 580–700cc models:

• Wildcat 650 L/C — 1989–1990
• Wildcat 650 L/C Mountain Cat — 1989–1990
• Wildcat 700 L/C / EFI / Mountain Cat — 1991–1994 (varies by listing)
• EXT 580 L/C EFI / Mountain Cat — 1993–1994
• Pantera 550 L/C — 1993–1994
• Prowler 440 L/C / 2‑Up — 1994
• ZR 580 L/C — 1994–1996
• ZR 700 L/C — 1994–1995

Yamaha

• EX440 — 1980–1981
• SS440 — 1981–1983
• SR540 / SRV — 1984–1988

 

💡 Why Riders Choose This Part

A cracked or hardened intake flange is one of the most common causes of lean running, bogging, and hard starting on older sleds. Replacing it with a fresh SPI flange restores proper sealing and brings back crisp throttle response and reliable cold‑weather performance.