Indian Chief Bobber Dark Horse (Thunderstroke 116) — OEM Fluid, Tire Pressure & Maintenance Specs
1,890cc Air-Cooled 49° V-Twin Pushrod Thunderstroke 116 · Source: Indian Chief Bobber Dark Horse (Thunderstroke 116) (2022–Present) Official Owner’s Manual Maintenance Specifications
According to the Indian Chief Bobber Dark Horse (Thunderstroke 116) (2022–Present) Official Owner’s Manual Maintenance Specifications, the 2022–Present Indian Chief Bobber Dark Horse (Thunderstroke 116) (chassis Steel-Tube Chief TS116) requires 5 L (5.28 US qt) of SAE 20W-40 (JASO MA, Indian Thunderstroke 20W-40 Semi/Full Synthetic) engine oil for a drain-only change and 5.2 L (5.49 US qt) with filter service (Indian 2540086 / HF198). Standard solo cold tire pressure is 248 kPa / 2.48 bar / 36 PSI front (130/90B16 67H) and 276 kPa / 2.76 bar / 40 PSI rear (180/65B16 81H), paired with 2× Champion RC10PYPB4 / NGK BKR7EIX spark plug(s) and a YTX20HL-BS / GYZ20HL battery.
Drain only: 5 L (5.28 US qt)
R 276 kPa (2.76 bar)
Est. Range: ~264 km (164 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Wet Multi-Plate Manual Clutch NEVER use JASO MB |
|---|---|
| Recommended Viscosity & Grade | SAE 20W-40 · JASO MA · Indian Thunderstroke 20W-40 Semi/Full Synthetic |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 5 L (5.28 US qt) • With filter/strainer: 5.2 L (5.49 US qt) • Complete dry overhaul: 5.7 L (6.02 US qt) |
| OEM Oil Filter Code & Type | Indian 2540086 / HF198 |
| Correct Oil Level Check Method | Upright on level ground; screw dipstick ALL THE WAY IN, then remove to read level |
| Oil Drain Bolt Torque | 20 N·m (14.8 lb-ft / 2.04 kgf·m) — Use fresh crush washer |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 130/90B16 67H · Rear: 180/65B16 81H (Tube-Type Spoke Rim) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 248 kPa / 2.48 bar / 36 PSI Rear: 276 kPa / 2.76 bar / 40 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 248 kPa / 2.48 bar / 36 PSI Rear: 283 kPa / 2.83 bar / 41 PSI |
| OEM Spark Plug & Quantity | Champion RC10PYPB4 / NGK BKR7EIX × 2 (Gap: 0.9 mm) |
| OEM Battery Code & Rating | YTX20HL-BS / GYZ20HL (12V 18–20Ah Heavy-Duty AGM) |
| Final Drive Maintenance | Carbon/Aramid Reinforced Secondary Belt — Inspect belt deflection and pulley debris |
| Brake Fluid & Coolant | DOT 4 · Air/Oil-Cooled Engine (No liquid coolant) |
3. Ergonomics, Range & Scheduled Service Intervals
| Displacement · Max Power · Peak Torque | 1890 cc · 89 hp @ 4,500 rpm · 162 N·m (119.5 lb-ft) @ 2,900 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 662 mm (26.1 in) · 315 kg (694 lbs) |
| Fuel Tank & Est. Real-World Range | 15.1 L (4.0 US gal) · ~17.5 km/L → ~264 km (164 mi) |
| OEM Scheduled Maintenance Intervals |
• First Break-In: 800 km • Engine Oil / Filter: 8,000 km / 8,000 km • Air Filter / Spark Plug: 24,000 km / 48,000 km • Valve Clearance Check: 48,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Distinct from the 19-inch cast-wheel Chief Dark Horse, the Bobber Dark Horse wears 16-inch wire-spoke wheels, shrouded fork and shock covers, mini-ape bars, and forward foot controls.
Oil & Clutch Mechanical Engineering Note
Its unit-construction 1,890cc Thunderstroke 116 shares a single 5.2 L charge of SAE 20W-40 JASO MA across engine, primary gear drive, wet clutch, and 6-speed transmission.
Garage Wrenching Gotchas
- Blacked-out 16-inch spoked rims use inner tubes; running low tire pressure risks shearing the inner-tube valve stem under 162 Nm of launch torque.
- Metal shock covers shroud the twin rear dampers; wrap masking tape along the shroud edge before engaging the C-spanner so you do not chip the black finish.
5. Frequently Asked Questions (FAQ)
What oil volume, JASO grade, and oil filter code does the Indian Chief Bobber Dark Horse (Thunderstroke 116) (2022–Present) require?
Because its wet multi-plate clutch shares engine oil with the gearbox, run SAE 20W-40 (JASO MA) at 5 L (5.28 US qt) drain-only and 5.2 L (5.49 US qt) with filter (Indian 2540086 / HF198).
How do you accurately check the oil level on the Chief Bobber Dark Horse (Thunderstroke 116), and what are its service intervals?
After warming the engine and waiting per manual procedure, thread the dipstick all the way in before removing it to read the oil level (resting it unscrewed causes overfilling). Torque the drain plug to 20 N·m with a new crush washer. Factory oil change intervals are every 8,000 km, with valve clearance inspection every 48,000 km.
What are the cold tire pressures, puncture repair type, seat height, and range of the Chief Bobber Dark Horse (Thunderstroke 116)?
Equipped with 130/90B16 67H front and 180/65B16 81H rear tube-type rims (mushroom/string plugs will not seal—carry spare inner tubes), set cold tire pressures to 36 / 40 PSI (248/276 kPa) solo or 36 / 41 PSI loaded. Seat height is 662 mm (26.1 in) at 315 kg wet weight, delivering ~264 km per 15.1 L tank.