What should the compression be on a 125 2 stroke?

What should the compression be on a 125 2 stroke?

Minimum 2 Stroke Compression Chart Good compression is 150-160 PSI. A 125cc 2-stroke dirt bike should have at least 140 PSI and about 180 with a fresh top-end. A 250cc 2 stroke should have 170 PSI or more and 210 PSI when new.

What was the Honda CR125 like in 2000?

Honda bet the farm in 2000 that their new frame would cure their handling ills and it did. Luckily, for 2001 all they changed was the rear linkage. The trademark head shake and front-end push are gone. Although the thud-style rear suspension is back in action.

What’s the best year to buy a CR125?

Whats the best year/years cr125. I was looking into either a 96 or 02 cr125. Also are there any common problems with these bikes or their engines. 1997 Was the last powerhouse CR125. OR make your own. 2002 Frame with a 1997 motor.

What’s the bottom end of a Honda CR125?

(1) If you bought a CR125 looking for bottom end, you made a serious mistake. The CR125 has no bottom. Slowly getting on the throttle will result in a bizarre, low-pitched exhaust note and not much else. Plan on using a lot of clutch to skip the bottom and get right into the middle if you want to go fast on a CR125.

Are there any forks on a 2001 Honda CR125?

Instead of your typical harsh Honda action, the forks on the 2001 CR125 are very good. They ride high in the stroke, resist bottoming and move fluidly. Did we mention that we raced them completely stock?

What makes a Honda CR125 a good bike?

Hopping on the track, riding a 125 two-stroke slaps you out of lazy line choices, poor clutch technique, bad braking practices and forces you to be an active and thoughtful rider. The exciting part of the revs is right in the middle of the power and if you are too low or high in the RPM you get nothing.

Where can I buy a 2000 Honda CR125 dirt bike?

Like a scavenger sifting through the ruins of a dirt bike graveyard, Jay Clark of Jay Clark Enterprises found a 2000 Honda CR125 on craigslist.org for $275 and turned it into the perfect beginner bike. The World Wide Web is brimming with two-strokes in varying degrees of decrepitude and a wide variety of prices.

Why is my 2 stroke engine bogging so much?

We already discussed why rich jetting causes bogging. If you don’t fix that problem, it will eventually cause the spark plug to foul and make it run even worse. Worn or scored piston and rings can also cause a plug to foul easily. A worn top-end has less compression and can’t fully burn the air/fuel mixture.

What causes a motorcycle engine to lose power?

A vacuum leak leads to too much air being added to the air-fuel mixture the carburetor makes. When your motorcycle engine is getting too much air and not enough fuel, it won’t run right. In fact, the more gas you try to give the motorcycle, the more air will be sucked into the unwanted holes which will ultimately make you lose power.

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