What does TRX stand for on a Honda?
“TRX” stands for Fourtrax. For example a 350 Rancher is a TRX350 Rancher. A 420 Rancher is a TRX420 Rancher. The Canadian models don’t use the Rancher designation. For example, the 350 Rancher would be called a Fourtrax 350 (TRX350).
What are the specs of a Honda 400ex?
Triple disc brakes provide much needed stopping power and an aggressive body style compliments the drive line well. Honda 400EX specs include a high performance 397cc dry-sump, air-cooled, four-stroke single cylinder engine. A radial four valve combustion chamber (RFVC) takes care of creating horsepower.
Where can I find a Honda TRX EX 400?
Honda released their all new TRX 450R ATV model and stopped production of the EX 400 in 2009. It may become harder to find high performance TRX 400ex parts but the TRX 400EX was a runaway hit and many were produced. 400ex parts can be found on most auction and classified sites used from ATV parts resellers, or new from Honda Motors co.
What should exhaust clearance be on Honda TRX ATV?
Tighten the valve adjustment screw until it begins to put tension on the feeler gauge, then tighten the locking nut while holding the adjustment screw in place. This should set the exhaust valve clearance to 0.1mm.
What should the gap be on a brisk spark plug?
Excessive changing of the spark plug gap setting will result in weakening of the spark plug ground electrode and can lead to breakage. Also, the spark plug gap should never exceed.055″ unless pre-set by the manufacturer. Most Brisk and other manufacturer sparkplugs are preset to around 0.75mm – 0.8mm.
How big should the top be on a Honda 400ex?
The Top Ring should be no more then .50 mm (.02 in) and the Second Ring should be no more then .65 mm (.026 in) and the Oil Side Rails should be no more then .9 mm (.04 in)
How tall are the valve springs on a Honda 400ex?
Measure the height of the Valve Spring and replace them if they become or are shorter then 36.3 mm (1.43 in) for the Inner Valve Spring and 43.1 mm (1.7 in) for the Outer Valve Spring. Check that the stem of the Valves move smoothly through the Valve guide.
How to do a Honda TRX 400ex valve clearance adjustment?
Watch the video above and follow the steps below to learn how to do a Honda TRX 400EX valve clearance adjustment. Step 1. Remove the rear fender and seat by releasing the latch at the back and lifting the entire assembly off the ATV. Step 2. Remove the fuel tank cover by pulling out the four plastic rivets holding it in place.
Where is the sprocket on a Honda 400ex?
Back up top, note the position of the Cam Sprocket to the Camshaft, the index mark next to the bolt is pointing up while the lobes are all pointing downwards. There are no marks on the Camshaft or the Cam Sprocket to line it up to and the Cam Sprocket can be bolted on in either direction, but should only go one way.