Yamaha MT-03 660 Single (RM02) — OEM Fluid, Tire Pressure & Maintenance Specs
660cc Liquid-Cooled Single SOHC 4-Valve Dry-Sump (Side-Shock Roadster) · Source: Yamaha MT-03 660 Single (RM02) (2006–2013) Official Owner’s Manual Maintenance Specifications
According to the Yamaha MT-03 660 Single (RM02) (2006–2013) Official Owner’s Manual Maintenance Specifications, the 2006–2013 Yamaha MT-03 660 Single (RM02) (chassis RM02/5YK) requires 2.5 L (2.64 US qt) of SAE 10W-40 (JASO MA2, API SG or higher) engine oil for a drain-only change and 2.7 L (2.85 US qt) with filter service (5TA-13440-90 / HF145). Standard solo cold tire pressure is 220 kPa / 2.20 bar / 32 PSI front (120/70ZR17M/C (58W)) and 220 kPa / 2.20 bar / 32 PSI rear (160/60ZR17M/C (69W)), paired with 1× NGK CR7E spark plug(s) and a YT9B-BS battery.
Drain only: 2.5 L (2.64 US qt)
R 220 kPa (2.20 bar)
Est. Range: ~315 km (196 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Wet Multi-Plate Manual Clutch NEVER use JASO MB |
|---|---|
| Recommended Viscosity & Grade | SAE 10W-40 (Alt: SAE 20W-40 / 15W-50) · JASO MA2 · API SG or higher |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 2.5 L (2.64 US qt) • With filter/strainer: 2.7 L (2.85 US qt) • Complete dry overhaul: 3.3 L (3.49 US qt) |
| OEM Oil Filter Code & Type | 5TA-13440-90 / HF145 |
| Correct Oil Level Check Method | Dry-sump oil tank — warm engine to operating temperature and check oil tank/frame dipstick immediately after shutdown per OEM procedure (never top up cold) |
| Oil Drain Bolt Torque | 30 N·m (22.1 lb-ft / 3.06 kgf·m) — Use fresh crush washer |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 120/70ZR17M/C (58W) · Rear: 160/60ZR17M/C (69W) (Tubeless) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 220 kPa / 2.20 bar / 32 PSI Rear: 220 kPa / 2.20 bar / 32 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 230 kPa / 2.30 bar / 33 PSI Rear: 250 kPa / 2.50 bar / 36 PSI |
| OEM Spark Plug & Quantity | NGK CR7E × 1 (Gap: 0.7–0.8 mm) |
| OEM Battery Code & Rating | YT9B-BS (12V 8.0Ah MF AGM) |
| Final Drive Maintenance | 520 Sealed Chain — Maintain 35–45 mm slack |
| Brake Fluid & Coolant | DOT 4 · Silicate-free ethylene-glycol OAT coolant (50:50 premix) |
3. Ergonomics, Range & Scheduled Service Intervals
| Displacement · Max Power · Peak Torque | 660 cc · 48 hp @ 6,250 rpm · 56.2 N·m (41.5 lb-ft) @ 5,500 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 805 mm (31.7 in) · 192 kg (423 lbs) |
| Fuel Tank & Est. Real-World Range | 15 L (4.0 US gal) · ~21 km/L → ~315 km (196 mi) |
| OEM Scheduled Maintenance Intervals |
• First Break-In: 1,000 km • Engine Oil / Filter: 10,000 km / 20,000 km • Air Filter / Spark Plug: 20,000 km / 20,000 km • Valve Clearance Check: 20,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Built by Yamaha Motor Italia from 2006 to 2013—completely unrelated to the later 321cc twin—RM02 paired the 660cc XT single with a right-side horizontal shock and undertail pipes.
Oil & Clutch Mechanical Engineering Note
Featuring an exposed left-side external aluminum dry-sump tank, drain both the tank and crankcase plugs and refill 2.7 L (with HF145 filter) of SAE 10W-40 JASO MA2.