Carburetor with Intake Manifold Boot 1P0-E4101-10-00 for Yamaha ATV Grizzly 450 400 Big Bear 250 Bruin 350
This carburetor is engineered as a direct replacement for the Yamaha ATV Grizzly 450 400 Big Bear 250 Bruin 350. Manufactured to meet or exceed OEM specifications, it delivers reliable performance in demanding conditions. Each unit is tested for fuel flow, pressure rating, and durability before leaving the factory to ensure consistent quality across every order.
Vehicle Compatibility
| Application | Details |
|---|---|
| Carburetor with Intake Manifold Boot 1P0 | E4101-10-00 for Yamaha ATV Grizzly 450 400 Big Bear 250 Bruin 350 Replacement Part Number: 1P0E41010100, 1P0135860000, 1P0E41011000, 1P0-E4101-01-00, 1P0-13586-00-00, 1P0-E4101-10-00, 1P0 E4101 01 00, 1P0 13586 00 00, 1P0 E4101 10 00 Application:Fit For Yamaha ATV:2007-2009 Big Bear 250 YFM2502002-2004 Big Bear 400 2WD YFM4002007-2012 Big Bear 400 2×4 & 4×4 YFM4002000-2010 Big Bear 400 2X4 4X42001-2002 Big Bear 400 4WD Real Tree X-Tra YFM4002004-2006 Big Bear 400 4WD YFM40 2001-2003 Big Bear 400 4WD YFM4002004-2006 Bruin 350 2×4 & 4×4 YFM3502004-2006 Bruin 350 ATV Quad 2×4 4×42007-2011 Grizzly 350 ATV Quad 2×4 4×42000 Grizzly 400 YFM4002007-2012 Grizzly 450 4×42000-2001 Kodiak 2WD YFM4002000-2003 Kodiak 400 2WD YFM4002004 Kodiak 400 2WD YFM4AS2005-2006 Kodiak 400 4WD HUNTER YFM4F2000-2003 Kodiak 400 4WD YFM4002005 Kodiak 400 4WD YFM4FAT2006 Kodiak 400 4WD YFM4FAV2004 Kodiak 400 4X4 YFM4FAS2000-2006 Kodiak 400 ATV Quad 2×42004 Kodiak 400 HUNTER EDITION YFM4FAHS2003-2006 Kodiak 450 4×42004-2006 Kodiak 450 ATV Quad 4×4 2000-2002 Kodiak 4WD HUNTER YFM4002000-2002 Kodiak 4WD YFM400 2000 Kodiak 4WD YFM400 X-Tra2003 Kodiak 4×4 Camo Hardwoods YFM4002004-2013 Raptorp 350 YFM3502006-2009 Wolverine 350 2×4 & 4×4 YFM3502006-2009 Wolverine 350 ATV Quad 2×42006-2010 Wolverine 450 ATV Quad 4×42006-2010 Wolverine 450 YFM450 4×4 |
Replaces OEM Part Numbers
1P0E41010100 • 1P0135860000 • 1P0E41011000 • 1P0-E4101-01-00 • 1P0-13586-00-00 • 1P0-E4101-10-00 • E4101 • 13586 • Application • Yamaha • 2007-2009 • YFM2502002-2004
Signs You Need a Replacement
If your equipment is showing any of these symptoms, the carburetor may be the cause:
- Engine floods easily — The float valve isn’t seating properly, allowing fuel to overflow into the bore. The engine loads up with fuel and won’t start until it clears.
- Lean surging at cruise speed — A blocked main jet or partially clogged passage causes the engine to run lean under steady throttle. It surges as the mixture alternates between lean and rich.
- Black smoke and rich smell — Too much fuel relative to air. Check the choke mechanism, float level, and jet sizes if the carburetor has been modified.
- Fuel dripping from the carburetor — A worn needle and seat or stuck float allows fuel to overflow. This is a fire hazard and should be fixed immediately.
- Hard starting when cold — The choke circuit may be blocked or the enrichment valve stuck. Cold-start problems on a carbureted engine almost always trace back to the choke.
- Inconsistent idle speed — The idle mixture screws may need adjustment, or there’s a vacuum leak at the carburetor base gasket.
Rebuild Tips
Before installing the new carburetor, clean the manifold surface and check the gasket for any damage or vacuum leaks. Set the idle mixture screws to the baseline position (typically 1.5 turns out from fully seated) before starting. After starting, warm the engine to operating temperature, then fine-tune the mixture screws for the highest smooth idle. Adjust the idle speed screw last. If the engine backfires through the carburetor, check the valve adjustment and ignition timing.
Frequently Asked Questions
Can I cross-reference 1P0E41010100 with 1P0135860000?
Yes. Both 1P0E41010100 and 1P0135860000 are interchangeable OEM numbers for this part. They refer to the same component with the same specifications, just different part number revisions.
How do I check if my engine code (YFM40, YFM400, YFM450) matches?
The engine code is stamped on a metal tag attached to the engine block, usually near the timing belt cover or on the cylinder head. Compare the code you find with the list above. Engine codes are 3 to 6 characters long.
My vehicle is a 2007 model – is it covered?
The compatibility range for this part includes 2007-2009. The 2007 model year falls within this range, but verify the engine code and body type match. Mid-year production changes sometimes mean two vehicles from the same model year use different parts.
Should I rebuild or replace the carburetor?
If the throttle shaft has lateral play or the carburetor body is warped, replacement is the better option. A rebuild kit handles gaskets, jets, and needles but can’t fix mechanical wear. For most applications, a new carburetor costs about the same as a professional rebuild when you factor in labor.
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