Honda NC750S DCT (RC70 / RC88) — OEM Fluid, Tire Pressure & Maintenance Specs
745cc Liquid-Cooled Parallel-Twin SOHC 8V + 6-Speed Wet DCT · Source: Honda NC750S DCT (RC70 / RC88) (2014–2020) Official Owner’s Manual Maintenance Specifications
According to the Honda NC750S DCT (RC70 / RC88) (2014–2020) Official Owner’s Manual Maintenance Specifications, the 2014–2020 Honda NC750S DCT (RC70 / RC88) (chassis RC70/RC88) requires 3.2 L (3.38 US qt) of SAE 10W-30 (JASO MA, API SJ or higher) engine oil for a drain-only change and 3.4 L (3.59 US qt) with filter service (15410-MCJ-000 (HF204) + DCT 15412-MGS-D21 (HF117)). Standard solo cold tire pressure is 250 kPa / 2.50 bar / 36 PSI front (120/70ZR17 M/C (58W)) and 290 kPa / 2.90 bar / 42 PSI rear (160/60ZR17 M/C (69W)), paired with 2× NGK IFR6G-11K spark plug(s) and a YTZ14S / YTZ12S battery.
Drain only: 3.2 L (3.38 US qt)
R 290 kPa (2.90 bar)
Est. Range: ~403 km (250 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Wet Multi-Plate Dual Clutch (DCT) 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: 3.2 L (3.38 US qt) • With filter/strainer: 3.4 L (3.59 US qt) • Complete dry overhaul: 4 L (4.23 US qt) |
| OEM Oil Filter Code & Type | 15410-MCJ-000 (HF204) + DCT 15412-MGS-D21 (HF117) |
| Correct Oil Level Check Method | Hold upright on level ground; rest dipstick UNTHREADED on filler neck (do NOT screw in) |
| 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: 120/70ZR17 M/C (58W) · Rear: 160/60ZR17 M/C (69W) (Tubeless) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 250 kPa / 2.50 bar / 36 PSI Rear: 290 kPa / 2.90 bar / 42 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 250 kPa / 2.50 bar / 36 PSI Rear: 290 kPa / 2.90 bar / 42 PSI |
| OEM Spark Plug & Quantity | NGK IFR6G-11K × 2 (Gap: 1.0–1.1 mm) |
| OEM Battery Code & Rating | YTZ14S / YTZ12S (12V 11.2Ah 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 | 745 cc · 54.8 hp @ 6,250 rpm · 68 N·m (50.2 lb-ft) @ 4,750 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 790 mm (31.1 in) · 227 kg (500 lbs) |
| Fuel Tank & Est. Real-World Range | 14.1 L (3.7 US gal) · ~28.6 km/L → ~403 km (250 mi) |
| OEM Scheduled Maintenance Intervals |
• First Break-In: 1,000 km • Engine Oil / Filter: 12,000 km / 24,000 km • Air Filter / Spark Plug: 24,000 km / 48,000 km • Valve Clearance Check: 24,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Lower-slung roadster sibling to the NC750X preserving the front helmet trunk and 6-speed DCT; updated in 2016 (RC88) with LED lighting and 3-stage S-mode logic.
Oil & Clutch Mechanical Engineering Note
Honda 745cc DCT twin platform (NC750X/S, Integra, Forza 750, X-ADV) requiring JASO MA oil and dual filters (spin-on HF204 + DCT element HF117).