Honda V-Twin Magna 250 (MC29) — OEM Fluid, Tire Pressure & Maintenance Specs
249cc Liquid-Cooled 90° V-Twin DOHC 8V Cruiser · Source: Honda V-Twin Magna 250 (MC29) (1994–2007) Official Owner’s Manual Maintenance Specifications
According to the Honda V-Twin Magna 250 (MC29) (1994–2007) Official Owner’s Manual Maintenance Specifications, the 1994–2007 Honda V-Twin Magna 250 (MC29) (chassis MC29) requires 1.9 L (2.01 US qt) of SAE 10W-30 (JASO MA, API SJ or higher) engine oil for a drain-only change and 2.1 L (2.22 US qt) with filter service (15412-KEA-003 / HF111). Standard solo cold tire pressure is 200 kPa / 2.00 bar / 29 PSI front (120/80-17 61S) and 200 kPa / 2.00 bar / 29 PSI rear (150/80-15 M/C 70S), paired with 2× NGK CR8EH-9 spark plug(s) and a YTZ8V battery.
Drain only: 1.9 L (2.01 US qt)
R 200 kPa (2.00 bar)
Est. Range: ~297 km (185 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Wet Multi-Plate Manual Clutch NEVER use JASO MB |
|---|---|
| Recommended Viscosity & Grade | SAE 10W-30 (Alt: SAE 10W-40) · JASO MA · API SJ or higher |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 1.9 L (2.01 US qt) • With filter/strainer: 2.1 L (2.22 US qt) • Complete dry overhaul: 2.4 L (2.54 US qt) |
| OEM Oil Filter Code & Type | 15412-KEA-003 / HF111 |
| 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 | 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: 120/80-17 61S · Rear: 150/80-15 M/C 70S (Tubeless) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 200 kPa / 2.00 bar / 29 PSI Rear: 200 kPa / 2.00 bar / 29 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 200 kPa / 2.00 bar / 29 PSI Rear: 225 kPa / 2.25 bar / 33 PSI |
| OEM Spark Plug & Quantity | NGK CR8EH-9 × 2 (Gap: 0.8–0.9 mm) |
| OEM Battery Code & Rating | YTZ8V (12V 7.0Ah 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 | 249 cc · 27 hp @ 10,000 rpm · 23 N·m (17.0 lb-ft) @ 7,500 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 690 mm (27.2 in) · 184 kg (406 lbs) |
| Fuel Tank & Est. Real-World Range | 11 L (2.9 US gal) · ~27 km/L → ~297 km (185 mi) |
| OEM Scheduled Maintenance Intervals |
• First Break-In: 1,000 km • Engine Oil / Filter: 10,000 km / 10,000 km • Air Filter / Spark Plug: 18,000 km / 24,000 km • Valve Clearance Check: 24,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Oversized 250cc custom cruiser powered by Honda’s high-revving 90-degree DOHC V-twin with a solid-disc 15-inch rear wheel and 520 chain final drive.
Oil & Clutch Mechanical Engineering Note
High-revving Honda 250cc parallel-twin platform pairing a spin-on filter (HF204) with shear-stable SAE 10W-30/10W-40 JASO MA synthetic oil.