The TRX 450R is high performance All-terrain vehicle manufactured by Honda powersports. It was produced from 2004 to 2014. Engine. 04-07= 3.15 gal/ 08-13= 2.6 gal Seat Height 32.5 in 32.3 in Dry Weight 162/168 kg R/ER Colors 2004: Red 2005: Red or Black 2006: Red or Black. 2004 Honda TRX450R Specifications Release; September 1, 2003 — Torrance, Calif. Model. TRX450R. Engine Type. 450cc liquid-cooled single-cylinder four-stroke. Bore and Stroke. 94mm x 64.8mm. Compression Ratio. 10.5:1. Valve Train. Unicam; four-valve. Carburetion. Keihin 42mm with throttle position sensor (TPS)
you forgot the carb on the 06+ is only 40mm compared to the 04-05 42mm and the 06+ have the FCR carb. 07 450er- HMF, Powermadd, ASV,. Honda TRX 450R. 1.2M posts 53K members Since 2004 A forum community dedicated to Honda TRX 450r owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, classifieds.. It is but natural for this four-wheeler widely known as the off-roading pro's weapon of choice. And true enough - the TRX450R became the first factory-sponsored quad piloted by Tim Farr to compete in the ATVA MX, TT Nationals in the Pro-Production class, and the 2003 Baja 1000 nationals. Honda TRX450R Specs (2004 Honda TRX 450R vs. 2009 Model)