How big can you bore a 400EX?
Yeah, 85mm is standard size for the 400EX. Next size would be 85.25mm.
How fast is a 400EX with a big bore kit?
Registered. Well a stock Blaster runs around 55mph, and a stock 400ex should run close to 65mph. In a drag the Blaster should keep pace up until the Honda hits higher gears and should pull away. By your sig your Honda is running stock gearing, and has a big bore kit.
How much horsepower does a 1999 400EX have?
The Honda 400EX is a 375lb all-terrain vehicle(ATV) manufactured by Honda Motors Company from 1999 until 2009. It has a 28 horsepower engine and the Honda 400EX has a top speed of 72 MPH.
What is the stock bore on a Honda 400EX?
Amazon.com: 1999-2008 Honda TRX400EX – Big Bore 440cc (11:1 Hi-Compression) ATV Engine Piston Ring Kit [Bore Size (mm): 88.95] : Automotive.
How many Pistons does a 400EX have?
Vertex Pistons 4-Stroke Pistons.
How fast is a Honda 400 quad?
Generally, fresh from the factory, the 400 will do anywhere from 65-70, with most people finding 68 as the average top speed.
How much does a trx400ex 440cc motor cost?
TRX400EX 440cc Midrange Motor Package……$1095.00 Kit includes: CT 440 big bore kit with a JE hi performance piston kit, cylinder re-sleeving, sleeve, Web cam, head inspection, cleaning, Race valve job, head re-assembly, CT head porting, and top-end gasket set.
What kind of bearings are in trx400ex hot rods?
TRX400EX Hot Rods Heavy Duty Crank – Available in Stock Stroke or +4mm Stroker (*Stroker Crank requires special piston). Main bearings not included. TRX400EX Hot Rods Heavy Duty Complete Bottom End Kit – Available in Stock Stroke or +4mm Stroker (*Stroker Crank requires special piston). This kit includes main bearings, seals, gaskets, and crank.
What kind of gaskets does a trx400ex use?
TRX400EX Winderosa Complete Gasket Set and Seal Kit – This complete engine gasket set also includes all of the engine oIl seals – crank, kickstart, countershaft, and ETC. Winderosa Gaskets are extremely high quality US made gasket sets.
What kind of air filter does TRX 400ex use?
Adding +1mm valves to a modified engine package helps the mid to top-end horsepower. Most aftermarket hi compression pistons are NOT clearanced for +1mm valves, on the 400ex. Dura Blue Foam Air Filter – Fits stock airbox.