The CHASSIS:
The chassis of the new F4 AGO 1000 traces the existing lines of the 750cc F4 and is still the only one in the manufactured four-cylinders to be made with a chromium molybdenum steel pipe girder structure. An advantageous solution in terms of cross compactness, mechanical accessibility and torsion rigidity entirely built in the MV Agusta factory in Morazzone.
The trellis frame structure is joined to the fork hub plates where both the rear swingarm and subframe are connected. A great style sensation, the single-sided swingarm has become a demonstration of the creativity and skill of CRC technicians for conceptual rationality and beauty.
The F4 AGO is created with the objective of positioning itself at the highest level of the current MV AGUSTA model range. For this reason, the motorcycle is enriched in the chassis department by exclusive accessories aimed at optimising the dynamic characteristics offered by the new 166 hp 1000 cc engine.
The principal modifications are:
• The new design Marchesini forged aluminium alloy wheels
• Single block "Nissin Racing" six piston brake calipers
• Front disc brakes (310mm) with aluminium flange (derived from the Serie Oro)
• Showa front fork with 49 mm legs with titanium nitride anti-friction treatment
• Sachs Racing shock absorber with double adjustment for compression. (high and low speed)
The Engine:
The new 998cc engine, initially baptized with the name F5, was born in 2001.
While still tracing what was conceptually proposed in the 750 EV configuration, the new engine was subject to a series of important innovations derived directly from Endurance races with Steven Casaers Maxim team. In two years of work the Belgian rider put in countless miles obtaining encouraging results in racing terms but especially providing precious data for the evolution of the new engine.
The Belgian riders indications were then compared with Andrea Mazzalis, Italian rider who is currently racing in the SBK national championships with a F4 equipped with a 1000cc engine. Technically the engine owes its cylinder capacity growth to bore increase, taken from 73,8 mm to 76mm and to the increase in stroke, moving from 43,8 mm to 55 mm. Despite the increase in cylinder capacity the 1000 engine is lighter than the 750EV engine by 5.8lbs.
The weight savings was obtained by integrally redesigning the main mechanical parts, with special attention to the reciprocating mass, as can be seen in the enclosed table. From the pure performance standpoint, the new MV Agusta engine is destined to become a new reference point for power and torque. The new four cylinder motor from Schiranna is able to produce a maximum power output of 166hp measured at the crankshaft @ 11,700 rpm, with a rev limit of 12,700rpm. Torque output reaches 80.32ft-lbs @ 10,200 rpm. The increase in cylinder capacity enhanced the efficiency of the exclusive distribution system with radial positioned valves, or non-parallel but effective for a 4 degree overall angle (2° per valve). The 1000 engine is also equipped with refined removable cassette gearbox derived from the glorious GP Cagiva racing machines. The new engine differs from the 750EV unit by the introduction of the EBS (Engine Brake System) an innovative system that does not work on the clutch but directly on the intake system in order to reduce the engine braking. The system takes advantage of a valve positioned on the cylinder #2 exhaust pipe found downstream of the intake.
This device permits the #2 cylinder to distribute torque in the detached phase (or when the throttle bodies are closed) through a totally electronic control system. Observing the table (right), the advantage in terms of high and medium rpm engine brake reduction appear evident.
The F4 1000 engine, in addition to being high-performance, is also in line with the most recent pollution standards thanks to a catalyser housed in a new exhaust commutator that flows in the celebrated "pipe organ" mufflers.
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MECHANICAL
PARTS
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WEIGHT SAVINGS
IN GRAMS
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| Driving shaft |
1050 |
| Ignition unit |
750 |
| Camshafts |
400 |
| Piston rods |
40 |
| D76 Pistons |
62 |
| Primary trans and clutch |
250 |
| Gears and bearings |
85 |
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Design and Equipment

The distinguishing features of the F4 AGO are:
1. Graphics of historical inspiration.
• Yellow number plate.
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• Historical MV AGUSTA logo on the tank.
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• Ago logo.
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• Front mudguard, tank protection and single seat with the “tricolore” logo.
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2. Grills placed in the fairing outlets.
3. Frame colored in red.
4. Seat in red alcantara with the F4 brand embroidered on the upper cushion.
5. Adjustable footrests obtained by single block.
6. Sparkling titanium painting on:
Titanium shining treatment for:
• Marchesini wheels
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• Steering plates
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• Billet Adjustable footrests .
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• Saddle support frame
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• “Organ pipe” silencers
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8. Gold plate on the steering head which indicates the serial number.
9. Instrumentation equipped with Tachometer on white background and blue figures bearing Giacomo
Agostini’s signature.
10. Carbon fiber kit comprised of:
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Front Fender
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Ignition switch cover
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Left and right side panels for the airbox
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Rear chain guard protection
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Lower chain guard protection
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Left and right cover for inlet ducts
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11. The exclusive AGO kit includes:
- Ago Corsa" open silencers complete with its eprom
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- Official Catalogue of MV Agusta Special Parts
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