Up for sale is a Genuine Polaris OEM Carburetor to Airbox Boot Joint (Part Number: 5410943). This is a factory original equipment manufacturer air intake connection component direct from Polaris, engineered from specialized fuel and oil-resistant rubber to maintain a completely airtight intake seal.
This boot creates the vital bridge connecting your carburetor inlet to the main air cleaner box assembly. Over decades of use, legacy two-stroke and four-stroke engine heat causes original factory rubber to dry out, shrink, harden, or split. A compromised intake boot lets dust, trail silt, and water slip straight past your air filter, accelerating cylinder wear or causing erratic, lean-running fueling issues. Protect your classic motor with this exact-fit factory replacement.
| Detail | Information |
| Brand | Polaris OEM (Genuine Polaris Engineered Parts) |
| Part Number | 5410943 (BOOT-CARBURETOR) |
| Replaces Previous MPN | 5410569 |
| Material | Premium High-Flexibility Molded Rubber |
| Placement on Vehicle | Engine Air Intake / Between Carburetor & Air Cleaner Box |
Condition: New Old Stock (NOS)
Physical Condition: [Mint, 100% unused condition. The rubber compound remains perfectly soft, exceptionally pliable, and completely free of any age check-cracking, flattening, or dry-rot / Flawless open-box condition, entirely free of shelf wear].
Note: Please review the high-resolution photos carefully. You will receive the exact genuine Polaris intake boot pictured (unless purchasing from a multi-quantity listing).
This intake boot is specific to classic, legacy Polaris 2-stroke and early 4-stroke platforms (primarily the highly popular 250cc, 350L, and 400L liquid-cooled architectures) spanning from 1990 to 1997.
Polaris Sportsman 400 & 400L (4x4 configurations): 1993–1997
Polaris Sport 400L: 1994–1997
Polaris Xplorer 400 / 400L: 1995
Polaris Big Boss 400L (6x6 models): 1994–1995
Polaris Big Boss 350L (6x6 models): 1993
Polaris Trail Boss 350L (2x4 & 4x4 variants): 1990–1993
Polaris Trail Boss 250: 1992–1993
Polaris 400L (2x4 & 4x4 base utilities): 1994–1995
⚠️ Buyer Fitment Note: This part serves as the direct factory supercession for outdated part number 5410569.
It is custom-molded to match the original Mikuni carburetor slide diameters used on the early 90s engines listed above. Please cross-reference part number 5410943 with your vintage machine's microfiche schematic to ensure a seamless drop-in installation!