What was the top speed of the Yamaha Riva 180?
Yamaha showed up in North American with the Riva 180 (model code XC180) for 1983, beating Honda to the large scooter market by a full year. The Riva 180 was a powerful 4-stroke scooter with a respectable top speed of 70-75 mph. This was similar to the 250cc Elite and Helix scooters Honda would introduce in the coming years.
What are the solenoids on a Riva 180?
Aside from the usual setup (carb, coil, etc), the Riva 180 has two solenoids, something called a bi-metal control valve(BCV), a mixture control valve, a thermo sensor, and a black box control unit for the solenoids. There are something like 9 hoses going to the carb.
What’s the idle speed on a Yamaha bike?
The bike hasn’t been running to my knowledge for 4-5 months. Prior to my purchase the previous owner, a friend, said he cleaned the carbs. Basically, she’ll start up fine and idle around 1500-2000 rpm (full choke) but upon going to 1/2 choke or giving her any throttle, she dies.
How big is a full size Yamaha Riva?
Riva 125 back full size small Riva 125/125Z page 1 full size small Riva 125/125Z page 2 full size small Riva 125/125Z page 3 full size small Riva 125/125Z page 4 full size small Rivas in Europe page 1 full size small Rivas in Europe page 2 full size small Rivas in Europe page 3 full size small Rivas in Europe page 4 full size small
Are there any problems with the Yamaha Riva 180?
Starting problems with the Riva 180 Here, I’m speaking mostly of the Riva 180, manufactured from 1983 – 1985. This scooter is famous (or infamous) for the “starting problem”. It has a very complex carburetor/starting system. Maybe this system worked ok when the scooter was new but nowadays after more than 15 years, it can have problems.
Aside from the usual setup (carb, coil, etc), the Riva 180 has two solenoids, something called a bi-metal control valve(BCV), a mixture control valve, a thermo sensor, and a black box control unit for the solenoids. There are something like 9 hoses going to the carb.
The bike hasn’t been running to my knowledge for 4-5 months. Prior to my purchase the previous owner, a friend, said he cleaned the carbs. Basically, she’ll start up fine and idle around 1500-2000 rpm (full choke) but upon going to 1/2 choke or giving her any throttle, she dies.
How does a Riva 125 / 200 carb bystarter work?
Riva 125 / 200 carb bystarters. The bystarter is an electrical device that controls the flow of air into the starting circuit. When the scooter is cold, the bystarter lets air flow into the starting jet. This creates a richer mixture (higher fuel / air ratio) so the scooter can run better when its cold.