{"product_id":"aftermarket-mikuni-style-vm40-44-carburetor-carb-intake-rubber-boot-flange","title":"Aftermarket Mikuni VM40\/44 Carb Intake Boot Flange – Replaces VM40‑200, Arctic Cat 0670‑198, Yamaha 8H8‑13555‑01‑00","description":"\u003cp\u003eThis high‑quality SPI intake boot flange is designed for Mikuni VM40 and VM44 style carburetors. It replaces the original Mikuni VM40‑200 flange and restores proper sealing between the carburetor and intake tract—critical for preventing vacuum leaks, lean running, bogging, and poor throttle response on older Arctic Cat and Yamaha snowmobiles.\u003cbr\u003eBuilt from reinforced, cold‑resistant rubber, this flange is engineered for long‑term durability and reliable performance in harsh winter riding conditions.\u003c\/p\u003e\n\u003cp\u003e⭐ Key Features\u003cbr\u003e•     Direct replacement for worn, cracked, or hardened intake flanges\u003cbr\u003e•     Maintains proper air\/fuel delivery and prevents vacuum leaks\u003cbr\u003e•     Reinforced rubber construction for long service life\u003cbr\u003e•     Manufactured in Taiwan to meet or exceed OEM specifications\u003cbr\u003e•     Fits Mikuni VM40–VM44 carburetors\u003cbr\u003e•     Sold individually\u003c\/p\u003e\n\u003cp\u003e🔄 Replaces OEM Numbers\u003cbr\u003e•     Mikuni: VM40‑200\u003cbr\u003e•     Arctic Cat: 0670‑198\u003cbr\u003e•     Yamaha: 8H8‑13555‑01‑00\u003c\/p\u003e\n\u003cp\u003e🔧 Fitment\u003cbr\u003eArctic Cat — Liquid‑Cooled 580–700cc Models\u003cbr\u003e•     Wildcat 650 L\/C — 1989–1990\u003cbr\u003e•     Wildcat 650 L\/C Mountain Cat — 1989–1990\u003cbr\u003e•     Wildcat 700 L\/C \/ EFI \/ Mountain Cat — 1991–1994\u003cbr\u003e•     EXT 580 L\/C EFI \/ Mountain Cat — 1993–1994\u003cbr\u003e•     Pantera 550 L\/C — 1993–1994\u003cbr\u003e•     Prowler 440 L\/C \/ 2‑Up — 1994\u003cbr\u003e•     ZR 580 L\/C — 1994–1996\u003cbr\u003e•     ZR 700 L\/C — 1994–1995\u003c\/p\u003e\n\u003cp\u003eYamaha\u003cbr\u003e•     EX440 — 1980–1981\u003cbr\u003e•     SS440 — 1981–1983\u003cbr\u003e•     SR540 \/ SRV — 1984–1988\u003c\/p\u003e\n\u003cp\u003e💡 Why Riders Choose This Part\u003cbr\u003eA cracked or hardened intake flange is one of the most common causes of lean running, bogging, and hard starting on older sleds. Installing a fresh SPI flange restores proper sealing, improves throttle response, and brings back consistent cold‑weather performance.\u003c\/p\u003e\n\u003cp\u003e📏 Technical Specifications\u003cbr\u003e•     Bolt pattern: 74.6 mm\u003cbr\u003e•     Bolt hole diameter: 8.5 mm\u003cbr\u003e•     Bolt size: 46 mm\u003cbr\u003e•     Throat depth: 32 mm\u003cbr\u003e•     Spigot diameter: 52 mm\u003cbr\u003e•     Stud pattern: HD\u003cbr\u003e•     Stud opening: 3\"\u003cbr\u003e•     Carb opening: 2\"\u003cbr\u003e•     Fits Mikuni VM40–VM44 carburetors\u003c\/p\u003e","brand":"SPI","offers":[{"title":"Default Title","offer_id":47521071268078,"sku":"07-100-15","price":17.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0496\/2988\/8675\/files\/s-l960_f6103dd4-8528-4fa0-b96b-5d9ceced420b.webp?v=1768226924","url":"https:\/\/motorcyclepartsplus.com\/products\/aftermarket-mikuni-style-vm40-44-carburetor-carb-intake-rubber-boot-flange","provider":"JT Cycle \u0026 ATV","version":"1.0","type":"link"}