Kawasaki ER-5 Twister — OEM Fluid, Tire Pressure & Maintenance Specs
498cc Liquid-Cooled Parallel-Twin DOHC 8-Valve (Classic Commuter Standard) · Source: Kawasaki ER-5 Twister (1997–2006) Official Owner’s Manual Maintenance Specifications
According to the Kawasaki ER-5 Twister (1997–2006) Official Owner’s Manual Maintenance Specifications, the 1997–2006 Kawasaki ER-5 Twister (chassis ER500A/ER500C) requires 2.9 L (3.06 US qt) of SAE 10W-40 (JASO MA2, API SG/SJ/SL) engine oil for a drain-only change and 3.4 L (3.59 US qt) with filter service (16097-0008 / HF303). Standard solo cold tire pressure is 225 kPa / 2.25 bar / 33 PSI front (110/70-17 54H) and 250 kPa / 2.50 bar / 36 PSI rear (130/70-17 62H), paired with 2× NGK LMAR8G / CR8E spark plug(s) and a YTX9-BS battery.
Drain only: 2.9 L (3.06 US qt)
R 250 kPa (2.50 bar)
Est. Range: ~357 km (222 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 10W-50) · JASO MA2 · API SG/SJ/SL |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 2.9 L (3.06 US qt) • With filter/strainer: 3.4 L (3.59 US qt) • Complete dry overhaul: 3.6 L (3.80 US qt) |
| OEM Oil Filter Code & Type | 16097-0008 / HF303 |
| Correct Oil Level Check Method | Hold bike upright on level ground 3–5 min after warm shutdown; read crankcase sight glass |
| Oil Drain Bolt Torque | 29 N·m (21.4 lb-ft / 2.96 kgf·m) — Use fresh crush washer |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 110/70-17 54H · Rear: 130/70-17 62H (Tubeless) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 225 kPa / 2.25 bar / 33 PSI Rear: 250 kPa / 2.50 bar / 36 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 225 kPa / 2.25 bar / 33 PSI Rear: 280 kPa / 2.80 bar / 41 PSI |
| OEM Spark Plug & Quantity | NGK LMAR8G / CR8E × 2 (Gap: 0.8–0.9 mm) |
| OEM Battery Code & Rating | YTX9-BS (12V 8.0Ah MF AGM) |
| Final Drive Maintenance | 520 Sealed O/X-Ring Chain — Maintain 25–35 mm slack and lube every 800–1,000 km |
| Brake Fluid & Coolant | DOT 4 · Silicate-free ethylene-glycol OAT coolant for aluminum radiators (50:50 premix) |
3. Ergonomics, Range & Scheduled Service Intervals
| Displacement · Max Power · Peak Torque | 498 cc · 50 hp @ 9,000 rpm · 45 N·m (33.2 lb-ft) @ 7,200 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 800 mm (31.5 in) · 193 kg (425 lbs) |
| Fuel Tank & Est. Real-World Range | 17 L (4.5 US gal) · ~21 km/L → ~357 km (222 mi) |
| OEM Scheduled Maintenance Intervals |
• First Break-In: 1,000 km • Engine Oil / Filter: 12,000 km / 12,000 km • Air Filter / Spark Plug: 18,000 km / 12,000 km • Valve Clearance Check: 24,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Reliable European commuter standard using the 498cc EX500 engine with dual rear shocks, updated to a 17 L tank in 2001 before the ER-6n.
Oil & Clutch Mechanical Engineering Note
Kawasaki lightweight parallel-twin family (Ninja/Z 250–500, Versys-X 300, Eliminator) using spin-on filter 16097-0008 (HF303) and SAE 10W-40 JASO MA2.