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Motorcycle & Powersports

Jets & Jet Kits

HMF Jet Kit | Yamaha YFZ 450 2004 - 2011 | 641402360001

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HMF Jet Kit | Yamaha YFZ 450 2004 - 2011 | 641402360001
- Re-jetting will provide the best air/fuel ratio after installing an HMF exhaust.
- OEM jets. Keihin jets for Keihin carburetors and Mikuni jets for Mikuni carburetors.
- Baseline jetting as well as smaller and larger jets included to accommodate changes in altitude or humidity.
- Bikes must be jetted for valid exhaust warranties.
- Included: Individual Keihin Hex Jets: 165, 170, 175, 180 and 48 Pilot
All HMF exhaust jetting has been predetermined with proper jetting specs to ensure the ultimate performance from your HMF product and should be used as a reference only. The proper jetting will ensure the full performance potential from your HMF aftermarket high performance pipe and is necessary on all machines.
Country USA
Brand HMF Engineering
Label HMF
Manufacturer HMF
ManufacturerPartsWarrantyDescription Parts
MPN 641402360001
PartNumber 641402360001
Publisher HMF
Studio HMF
ReleaseDate 0000-00-00