YZ450F Parts – 2003–2009 (Carbureted Models)

YZ450F Parts – 2003–2009 (Carbureted Models)

Filter

    Looking for high-quality parts for your 2003–2009 Yamaha YZ450F? You're in the right place. This collection features performance and OEM replacement parts designed specifically for the carbureted YZ450F models. Whether you're maintaining your factory engine or building a high-performance machine, we’ve got everything you need—from top end rebuild kits to complete bottom end assemblies.

    ✅ Fits All 2003–2009 YZ450F Models
    ✅ Carbureted Dirt Bikes – Steel & Aluminum Frame Years
    ✅ Engine Rebuild Kits, Cam Chains, Gaskets, Pistons & More
    ✅ Compatible with Stock and Modified Builds
    ✅ Affordable, Reliable, and Ready to Ship

    Explore trusted solutions built for riders who demand the best from their Yamaha YZ450F.

    Yamaha YZ450F & WR450F Big Bore Kit (2003–2006) – 98mm Performance Upgrade
    $708.00
    Kibblewhite Head Stud Kit – YFZ450R / YFZ450X (2009–2024)
    Kibblewhite Head Stud Kit – YFZ450R / YFZ450X (2009–2024)
    $139.00
    06-09 YZ450F / 07-11 WR450F Top End Rebuild Kit – Stock Bore Cylinder & Piston
    $545.00
    Yamaha 400–450 BILLETRON PRO Carburetor Kit | EFI-Like Power
    Yamaha 400–450 BILLETRON PRO Carburetor Kit | EFI-Like Power
    $1,274.00
    Moose Shift Lever for Yamaha YZ/WR 250F 400F 426F 450F (1998–2013)
    $66.00 $57.00
    Quantum HFP-390-U Electric Fuel Pump — Yamaha Fitment (YZ/WR/YFZ/XT/Street/Scooter) — Lifetime Warranty
    $167.00
    Hot Rods Countershaft Seal Kit OSK0040 (421-5040) | YZ450F/WR450F/YZ450FX/YFZ450
    $50.00
    Hot Cams Titanium Exhaust Valve – YFZ450R/YFZ450/YZ450F/WR450F (2003–2019) | 8400008-1
    $162.00
    Hot Cams Titanium Intake Valve — YFZ450R / YFZ450 / YZ450F / WR450F (2003–2019)
    $163.00
    Vertex Piston Ring Set 98mm +3mm Big Bore – YFZ450R / CRF450 / KX450F
    $107.00
    ODI Ruffian MX Grips – No Waffle Black 7/8"
    $19.00
    ODI Flight Handlebar – OE YZ Bend 1-1/8" Graphite
    $142.00
    Renthal 999 Twinwall Handlebar – McGrath / Blue | 1-1/8"
    $273.00
    YZ450F Stage 2 Hotcams + HD Cam Chain (2003–2009)
    YZ450F Stage 2 Hotcams + HD Cam Chain (2003–2009)
    $636.00
    YZ450F 500cc Engine Rebuild Kit (2006–2009) Big Bore + Stroker
    YZ450F 500cc Engine Rebuild Kit (2006–2009) Big Bore + Stroker
    $1,840.00
    Rigid Adapt XE Moto LED Headlight – Adaptive Enduro Light Kit
    $995.00
    ODI MX V2 Lock-On Grips – Half Waffle, Black (0630-2270)
    ODI MX V2 Lock-On Grips – Half Waffle, Black (0630-2270)
    $41.00
    Renthal RC Twinwall Handlebar – Blue | 1-1/8" Fitment
    $273.00
    ODI DirtControl V2 Lock-On Grips - Black for Modern MX Bikes
    $43.00