Bimota YB4 IE SP
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| Bimota YB4 IE SP | |
| Manufacturer | |
|---|---|
| Production | 1988 |
| Class | Sport Bike |
| Engine | liquid-cooled, four-stroke, transverse four cylinder, DOHC, 5 valves per cylinder |
| Bore / Stroke | 68.6mm x 68.6mm |
| Compression ratio | 11.2:1 |
| Horsepower | 120.96 HP (90.2 KW) @ 10500RPM |
| Torque | 64.91 ft/lbs (88.0 Nm) @ 8500RPM |
| Transmission | Gear box: 6-speed, manual Final Drive: chain |
| Suspension | Front: 42mm telescopic fork Rear: adjustable mono-shock |
| Brakes | Front: dual 320mm discs Rear: single 230mm disc |
| Front Tire | 3.50-17 |
| Rear Tire | 5.50-17 |
| Weight | 180.0 kg (wet) |
| Manuals | Service Manual |
The Bimota YB4 IE SP was a liquid-cooled, four-stroke, transverse four cylinder, DOHC, 5 valves per cylinder Sport Bike motorcycle produced by Bimota in 1988. Max torque was 64.91 ft/lbs (88.0 Nm) @ 8500 RPM. Claimed horsepower was 120.96 HP (90.2 KW) @ 10500 RPM.
Engine[edit | edit source]
A 68.6mm bore x 68.6mm stroke result in a displacement of just 749.0 cubic centimeters.
Drive[edit | edit source]
The bike has a 6-speed, manual transmission. Power was moderated via the wet multi-disc, manual.
Chassis[edit | edit source]
It came with a 3.50-17 front tire and a 5.50-17 rear tire. Stopping was achieved via dual 320mm discs in the front and a single 230mm disc in the rear. The front suspension was a 42mm telescopic fork while the rear was equipped with a adjustable mono-shock.
1988 Bimota YB4 IE SP[edit | edit source]
The 1988 MY Bimota YB4 IE SP has, at its heart, a liquid-cooled, four-stroke, 749cc, transverse four cylinder powerplant mated to a six-speed manual transmission, and can produce a claimed 97 horsepower and 88 Nm of torque.
Standard features include a 42mm telescopic front fork, an adjustable mono-shock as a rear suspension, Brembo brakes with dual discs in the front and a single disc in the rear, a single seat, a full-fairing with a small windscreen, cast-aluminum wheels, plus an analogue instrument cluster.