Honda Forza 300 (NSS300 MF13) — OEM Fluid, Tire Pressure & Maintenance Specs
279cc Liquid-Cooled Single SOHC 4V eSP + Electric Screen · Source: Honda Forza 300 (NSS300 MF13) (2018–2020) Official Owner’s Manual Maintenance Specifications
According to the Honda Forza 300 (NSS300 MF13) (2018–2020) Official Owner’s Manual Maintenance Specifications, the 2018–2020 Honda Forza 300 (NSS300 MF13) (chassis MF13/NF07/NSS300A) requires 1.2 L (1.27 US qt) of SAE 10W-30 (JASO MB, API SJ or higher) engine oil for a drain-only change and 1.4 L (1.48 US qt) with filter service (15410-MCJ-000 / HF204). Standard solo cold tire pressure is 200 kPa / 2.00 bar / 29 PSI front (120/70-15 M/C 56P) and 225 kPa / 2.25 bar / 33 PSI rear (140/70-14 M/C 68P), paired with 1× NGK LMAR8A-9 spark plug(s) and a YTZ10S battery.
Drain only: 1.2 L (1.27 US qt)
R 225 kPa (2.25 bar)
Est. Range: ~357 km (222 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Dry Centrifugal CVT Belt Drive |
|---|---|
| Recommended Viscosity & Grade | SAE 10W-30 (Alt: SAE 10W-40) · JASO MB · API SJ or higher |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 1.2 L (1.27 US qt) • With filter/strainer: 1.4 L (1.48 US qt) • Complete dry overhaul: 1.7 L (1.80 US qt) |
| OEM Oil Filter Code & Type | 15410-MCJ-000 / HF204 |
| Correct Oil Level Check Method | Hold upright on level ground; rest dipstick UNTHREADED on filler neck (do NOT screw in) |
| Oil Drain Bolt Torque | 25 N·m (18.4 lb-ft / 2.55 kgf·m) — Use fresh crush washer |
| Final Drive / Bevel Gear Oil | 170 ml (0.17 L) — SAE 10W-30 JASO MB (170 ml rear reduction gear oil) |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 120/70-15 M/C 56P · Rear: 140/70-14 M/C 68P (Tubeless) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 200 kPa / 2.00 bar / 29 PSI Rear: 225 kPa / 2.25 bar / 33 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 200 kPa / 2.00 bar / 29 PSI Rear: 250 kPa / 2.50 bar / 36 PSI |
| OEM Spark Plug & Quantity | NGK LMAR8A-9 × 1 (Gap: 0.8–0.9 mm) |
| OEM Battery Code & Rating | YTZ10S (12V 8.6Ah MF AGM) |
| Final Drive Maintenance | Dry V-Belt CVT Drive — Inspect/replace V-belt and rollers every 20,000–24,000 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 | 279 cc · 25.2 hp @ 7,000 rpm · 27.2 N·m (20.1 lb-ft) @ 5,750 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 780 mm (30.7 in) · 182 kg (401 lbs) |
| Fuel Tank & Est. Real-World Range | 11.5 L (3.0 US gal) · ~31 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 / 24,000 km • Valve Clearance Check: 24,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
The 2018–2020 NSS300 introduced the electric windscreen, 15/14-inch wheels, and HSTC on the 279cc SH300-derived engine, bridging the low-slung 2013–2017 NSS300 and 2021+ 330cc Forza 350.
Oil & Clutch Mechanical Engineering Note
Unlike Forza 350’s internal paper element, the 279cc Forza 300 uses an external spin-on cartridge filter (HF204) with 1.4 L of SAE 10W-30 JASO MB oil.
Garage Wrenching Gotchas
- Do not order a Forza 350 paper element by mistake—the 2018–2020 Forza 300 takes spin-on canister filter 15410-MCJ-000 (HF204).
- Heavy grease on the electric windscreen tracks traps road grit and stalls the actuator; clean tracks gently and use light PTFE dry lube.
5. Frequently Asked Questions (FAQ)
What are the engine oil and rear hub gear oil capacities for the Honda Forza 300 (NSS300 MF13) scooter?
With an isolated dry CVT belt case, the engine requires 1.2 L drain-only or 1.4 L (1.48 US qt) with filter/screen (15410-MCJ-000 / HF204) of SAE 10W-30 (JASO MB). Service the rear reduction hub separately (final drive 170 ml).
How do you accurately check the oil level on the Forza 300 (NSS300 MF13), and what are its service intervals?
Hold the bike upright on level ground 2–3 minutes after shutdown, wipe the dipstick, and rest it on the filler threads without screwing it in (threading it in reads artificially high and risks oil starvation). Torque the drain plug to 25 N·m with a new crush washer. Factory oil change intervals are every 12,000 km, with valve clearance inspection every 24,000 km.
What are the cold tire pressures, puncture repair type, seat height, and range of the Forza 300 (NSS300 MF13)?
Fitted with 120/70-15 M/C 56P front and 140/70-14 M/C 68P rear tubeless rims (compatible with roadside plug kits), set cold tire pressures to 29 / 33 PSI (200/225 kPa) solo or 29 / 36 PSI loaded. Seat height is 780 mm (30.7 in) at 182 kg wet weight, delivering ~357 km per 11.5 L tank.