What does the EXUP valve do?
This is a system that employs a variable EXUP valve in the muffler that can change the configuration of the exhaust duct in a way that controls fluctuations in exhaust pressure at the moments of overlap between the intake and exhaust valves in order to improve intake efficiency, boost power output and improve fuel …
How much horsepower does a 2008 R1 have?
Yamaha YZF 1000 R1
| Make Model | Yamaha YZF1000 R1 |
|---|---|
| Starting | Electric |
| Max Power | 132.4 kW / 180 hp @ 12500 rpm |
| Max Power Ram Aire | 139.0 kW / 189 hp @ 12500 rpm |
| Max Torque | 112.7 Nm / 11.5 kgf-m @ 10000 rpm |
How long do R1 engines last?
The Yamaha R1 can last for well over 75,000 miles; these premier superbikes can exceed 100,000 miles when owners ride, maintain, store, and service them properly. Based on an annual mileage of 3,000 miles, a well-kept R1 can last over 25 years.
What year is the best YZF-R1?
There are three specific models of Yamaha R1 I’d recommend, plus the most recent one:
- The original 1998 model: These are quite hard to find these days.
- The 2006 50th Anniversary Limited Edition model: These once were the best value for money, available for around $5K USD (for one with a few miles on it).
How much BHP does an R1 have?
Yamaha YZF-R1 and YZF-R1M (2020) spec
| Yamaha YZF-R1 | |
|---|---|
| Power | 197.3bhp (147.1kW) @ 13,500rpm |
| Torque | 83.6 lb-ft (113.3Nm) @ 11,500rpm |
| Transmission | Constant Mesh, 6-speed |
| Average fuel consumption | tbc |
How much HP does a R1?
198 Hp
2021 Yamaha YZF-R1 & R1M Specifications
| ENGINE | |
|---|---|
| Power | 198 Hp |
| Bore x Stroke | 79.0mm x 50.9mm |
| Compression Ratio | 13.0:1 |
| Fuel System | Fuel injection with YCC-T and YCC-I |
How fast does a 2009 R1 go?
182 mph
| Top speed & performance | |
|---|---|
| Max torque | 85 ft-lb |
| Top speed | 182 mph |
| 1/4 mile acceleration | 10.38 secs |
| Tank range | 160 miles |
What kind of motor does a R1 have?
Beneath the YZF-R1′s bodywork is the legendary 998cc inline-four CP4 engine with its MotoGP-driven crossplane crankshaft technology and wicked-sound uneven firing order (270 degrees, 180 degrees, 90 degrees, 180 degrees).
What does EXUP stand for?
Exhaust Ultimate Power Valve
Yamaha was the first to develop such a system, called the Exhaust Ultimate Power Valve (EXUP).
What is EXUP system?
The EXUP system was a four-stroke power valve system, placed in the bottom-end of the exhaust’s downpipes to fool the pipe into thinking it was the best ‘length’ for both mid-range and high-rpm operation. You see, exhaust systems are a compromise.
What is Yamaha R1 top speed?
Specifications
| Year | 1998 – 1999 | 2015–present |
|---|---|---|
| Engine | ||
| Top speed | 270 km/h (168 mph) | 293 km/h (182 mph) |
| 0 to 97 km/h (0 to 60 mph) | 2.96 sec. | 2.64 sec. |
| 0 to 161 km/h (0 to 100 mph) | 5.93 sec. | 5.12 sec. |
How fast can a Yamaha R1 go?
Yamaha YZF-R1 Acceleration Review
| 15-19 Yamaha YZF-R1 Acceleration | |
|---|---|
| Speed | Time |
| SS/KM | 17.91/183 mph |
| SS/Mile | 25.11/188 mph |
| Top Speed | 191 mph |