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Can you put a yz250 motor on a YZ125 frame?
Possible yes, cost effective NO. You would have to at least fabricate a new cradle for the engine. Plus then the suspension would be set up wrong too for the 250 and more.
What engine does a YZ125 have?
Yamaha YZ125
| Manufacturer | Yamaha |
|---|---|
| Engine | 124 cc (7.6 cu in) reed valve two-stroke single |
| Power | 33.53 hp (25.00 kW) |
| Transmission | 5- or 6-speed sequential manual |
| Suspension | Mono-shock, 13 inches travel |
How long does a YZ125 engine last?
How long does a YZ 125 engine last? We have seen up to 35-40 hours on a YZ125 top end but that’s stretching it a bit far and we wouldn’t recommend prolonging standard maintenance that long.
How much HP does YZ125 have?
At peak horsepower (the maximum amount of power available), the 2021 Yamaha YZ125 produces 33.53 horsepower. That is not an impressive number given that the 2021 KTM 125SX peaked at 37.50 horsepower.
What year is my YZ 125?
should be the 10th. the vin should be on the right side frame under the steering stem. just type that into google and you should find out what it is. there are a few free vin sites that will tell you all about the bike.
When did YZ125 get aluminum frame?
2005
2005 was the first year Yamaha went to an aluminum frame on their YZ125. It hasn’t changed since. The year was 1996 and Yamaha had unleashed a monster of a 125 after years of tiddler mediocrity. The 1996 YZ125 was a defining moment in 125 history.
How often do you have to rebuild a 125 2 stroke?
As you can imagine the hours are clocking up on that rebuild pretty quickly. Eric Gorr says the 125 two strokes need new bottom ends every 80 hours.
How long is bottom end on YZ125?
You could see 200 + hours easy on a bottom end.
Whats faster KTM 125 or YZ125?
“The KTM 125SX was night-and-day faster than the YZ125. It had more top-end, revved quicker, and seemed to have a longer powerband. The YZ125 got all of its work done off the bottom.
How fast does a 125cc 2 stroke go?
125cc dirt bikes have an average top speed of 45mph. The highest speed recorded was more than 100mph. Manufacturers advertise around 45 miles per hour, but some consumers find they can push the limits to over 60mph.
Are 125 and 250 frames the same?
CR250/125’s are basically identical.
What was the year of the Yamaha YZ125?
For 1991, Yamaha looked to capitalize on their momentum with an all-new YZ125. In 1990, The YZ had been a solid performer, but no stand-out in any one category. Its power was punchy, but short on breadth and its chassis was stable, but less accurate than the competition.
What did Yamaha do to the YZ in 1991?
For ’91, Yamaha spec’d a new cylinder, head, exhaust pipe, ignition, reed-valve and YPVS valve in an effort to pull more top-end power out of their one-dimensional mill. For 1991, Yamaha went whole-hog on the new YZ. An all-new frame was spec’d and bolted to new suspension front and rear.
What was the problem with the 1991 GP YZ?
In fact, the ’91 mill turned out to be an unmitigated disaster. In their effort to elongate the YZ’s midrange only powerband, the engineers killed its one defining trait. The new pink Yammer no longer barked to attention and exploded out of turns.