A 250 two-stroke may have more peak power, but when the day gets long and the track starts to get really rough, thats when the four-stroke starts to shine.
If you know for sure its a jetting issue crack on top of my radiator thats causing the fouling (youll know this by looking at the plug, which Ill cover on how to read one in a future article then the first thing you should do is go down a size.
Tom Stark Are you thinking about buying a dirt bike for your kid but dont know which bike to choose or look for?
You may have to take the cylinder head off to get a good look at the cylinder walls to check for scoring, but theres a quick and dirty way to give you an idea of its condition without touching the engine itself.
Although, if none of the symptoms relate to your bike, theres a good chance it wont need a rebuild yet.SP 92 Honda VFR750F '90 96 Repair Manual Honda VFR750F 90 96 Manual Honda VFR800FI Interceptor '98 01 Service Manual Honda VFR 400R microfiche Honda VFR 400R Service Manual Honda VFR 400R SS SP '92 set up manual parts list Honda VFR 750f (90 96).New camshafts with reduced lift and duration aim to boost performance at lower revs, and the gearbox's top two ratios are taller to give a more relaxed feel at cruising speeds.If you keep the two-stroke on the pipe then it will definitely be faster than the 250F, as long as the conditions arent too rough.Right from the factory KTM puts aftermarket parts on their bikes, such as VForce reeds on the two-strokes, handlebars, and Brembo brakes.Adly ATV 300SU (I) Service.Ajs AMC Manual 1954 Deutsch, ajs AMC Service Sheet 502 Wheel Bearing adjustment.
Ajs AJS Singles 5th Edition F Neill.
Incorrect jetting is the number one cause of plug fouling, but well get a little deeper into what the most common causes could be and how you can fix them before spending a ton of cash on spark plugs.
Air Filter Cleaner, or buy a new filter.
4-Strokes Foul Plugs Too, dont be fooled into thinking that only 2-strokes foul plugs.
IF nothing else works!It may not always have the traction that a four-stroke has in rough or slick track conditions, but the horsepower makes up for.I looked into it a little bit more and came up with this.Rings only last so long and eventually go out of spec (refer to your manual).This could cause the plug to foul, so before you go out and buy anything expensive, make sure the reeds are still good.Etc.) and the cubic capacity (500, 600, 750, etc.) must be separated by space (Correct: Yamaha XTZ 750; Incorrect: YamahaXTZ750).