How much compression should a Yamaha YZ125 have?
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.
How much compression should a 2001 YZ125 have?
Re: Compression Test Results(YZ125) Should be at LEAST 150, optimally 180-200.
What should the compression be on a 2003 YZ125?
somewhere around 175 psi on a stock motor.
How do you do a compression test on a YZ125?
Just hold the throttle open and the kill button in and kick until you get the highest reading.
What compression should a 50cc 2 stroke have?
120-190 PSI
A 50cc, 60cc, 80cc, 100cc, 125cc 200cc or 500cc should be able to squeeze out a reading of 120-190 PSI. A 250cc should be in the neighborhood of 170-240 PSI.
What kind of engine does a 1998 Chevy YZ 125 have?
The 1998 YZ 125 is powered by a two-stroke liquid-cooled, single-carburetor 124cc engine. It features a 1.85-inch bore and 1.88-inch stroke with a compression ratio of 8.9:1.The engine generates 37.38 horsepower and 18.14 foot-pounds of torque.
What should mix ratio be for Yamaha YZ125?
Mix Ratio for YZ125? Read more Yamaha YZ125 premix topics. I like to run 32:1 & premium pump gas. There is no room for second guessing the oil ratio on a small bore two stroke. Unless you ride it like a little girl you’re going to burn the motor up pretty quick if you deviate significantly from 32:1.
What kind of shocks does a YZ 125 have?
Front and rear shock absorbers are coil springs. The YZ 125’s dry weight is 196 lbs. Front and rear brakes employ a single disc brake with the front brake diameter measuring 9.64 inches and the rear disc brake at 9.44 inches. Both wheels are made of cast aluminum with the front tire measuring 1.60 by 21 inches and the rear at 1.81 by 19 inches.
When did the Yamaha YZ 125 come out?
The 1998 Yamaha YZ 125 motorcycle was produced by the Japan-based Yamaha Corporation. The bike is part of the YZ 125 family that has been in production since 1974 and is designed specifically for motocross racing. A perennial winner in motocross and supercross championship racing,…
What kind of oil does a Yamaha YZ125 use?
Recommended Lubricants And Fuel Engine Oil Yamalube R 2-Stroke racing oil, Castrol Transmission Oil Yamalube 4, SE SAE10W-30 or 10w-30 motor Air Filter Foam air filter oil Drive Chain* Chain lubricant or SAE 30-50 motor oil Brake Fluid DOT-4
What should I use to clean my Yamaha YZ125?
If you need parts and tools, make sure to get them through our retail partners! *Use kerosene to clean the drive chain. – U.S. And Canada
What should my compression reading be on my engine?
Compression test results will vary depending on what kind of engine you are working on. Mainly, there is a big difference between Two-Strokes and Four-Strokes. As we stated earlier at the beginning of this article. Two-Stroke engines should have a compression reading of around 110-130 PSI.