Honda CB223S (MC40) — OEM Fluid, Tire Pressure & Maintenance Specs
223cc Air-Cooled Single SOHC 2V 5-Speed Retro Roadster · Source: Honda CB223S (MC40) (2008–2016) Official Owner’s Manual Maintenance Specifications
According to the Honda CB223S (MC40) (2008–2016) Official Owner’s Manual Maintenance Specifications, the 2008–2016 Honda CB223S (MC40) (chassis MC40) requires 1 L (1.06 US qt) of SAE 10W-30 (JASO MA, API SJ or higher) engine oil for a drain-only change and 1 L (1.06 US qt) with filter service (15421-107-000 (Mesh Thimble Screen)). Standard solo cold tire pressure is 175 kPa / 1.75 bar / 25 PSI front (90/90-18M/C 51S) and 200 kPa / 2.00 bar / 29 PSI rear (110/90-18M/C 61S), paired with 1× NGK DPR8EA-9 spark plug(s) and a YTZ8V / YTX7L-BS battery.
Drain only: 1 L (1.06 US qt)
R 200 kPa (2.00 bar)
Est. Range: ~374 km (232 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 L (1.06 US qt) • With filter/strainer: 1 L (1.06 US qt) • Complete dry overhaul: 1.2 L (1.27 US qt) |
| OEM Oil Filter Code & Type | 15421-107-000 (Mesh Thimble Screen) |
| Correct Oil Level Check Method | Hold upright on level ground; rest dipstick UNTHREADED on filler neck (do NOT screw in) |
| Oil Drain Bolt Torque | 24 N·m (17.7 lb-ft / 2.45 kgf·m) — Use fresh crush washer |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 90/90-18M/C 51S · Rear: 110/90-18M/C 61S (Tube-Type Spoke Rim) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 175 kPa / 1.75 bar / 25 PSI Rear: 200 kPa / 2.00 bar / 29 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 175 kPa / 1.75 bar / 25 PSI Rear: 225 kPa / 2.25 bar / 33 PSI |
| OEM Spark Plug & Quantity | NGK DPR8EA-9 × 1 (Gap: 0.8–0.9 mm) |
| OEM Battery Code & Rating | YTZ8V / YTX7L-BS (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 · Air-Cooled Engine (No liquid coolant) |
3. Ergonomics, Range & Scheduled Service Intervals
| Displacement · Max Power · Peak Torque | 223 cc · 16 hp @ 7,000 rpm · 18 N·m (13.3 lb-ft) @ 5,500 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 780 mm (30.7 in) · 135 kg (298 lbs) |
| Fuel Tank & Est. Real-World Range | 11 L (2.9 US gal) · ~34 km/L → ~374 km (232 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 / 24,000 km • Valve Clearance Check: 24,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Classic roadster sibling to the FTR223 trading flat-track plastics for an 11.0 L teardrop tank and road-biased 18-inch spoked wheels around the same 223cc single.
Oil & Clutch Mechanical Engineering Note
Honda liquid-cooled DOHC single (CB/CBR/CRF/Rebel 250–300) using internal paper element 15410-KYJ-902 (observe OUT-SIDE mark!) and SAE 10W-30 JASO MA.