Honda Supra GTR150 2020 Owner's Manual page 111

Service Data
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Front
Tyre size
Rear
Tyre type
Front
Recommended
Tyres
Rear
Front
Tyre air pressure
Rear
Front
Minimum tread
depth
Rear
Spark plugs (standard)
Spark plug gap
Idle speed
Honda 4-stroke motorcycle oil
API Service Classification SG or higher,
Recommended
excluding oils marked as "Energy Conserving"
engine oil
or "Resource Conserving,"
SAE 10W-30, JASO T 903 standard MA
After draining
Engine oil
capacity
After disassembly
Recommended
Honda DOT 3 or DOT 4 Brake Fluid
brake fluid
90/80-17M/C 46P
120/70-17M/C 58P
Bias-ply, tubeless
IRC NF66
IRC NR83
200 kPa (2.00 kgf/cm , 29 psi)
2
225 kPa (2.25 kgf/cm , 33 psi)
2
1.5 mm (0.06 in)
2.0 mm (0.08 in)
MR9C-9N (NGK) or
U27EPR-N9 (DENSO)
0.8 to 0.9 mm
(0.03 to 0.04 in)
1,500 ± 100 rpm
1.1 litres (1.2 US qt,
1.0 Imp qt)
1.3 litres (1.4 US qt,
1.1 Imp qt)
Cooling system
0.57 litres (0.60 US qt, 0.50 Imp qt)
capacity
Recommended
Honda PRE-MIX COOLANT
coolant
Recommended
Drive chain lubricant
drive chain
If not available, use SAE 80 or 90 gear oil.
lubricant
Drive chain slack 25 to 35 mm (1.0 to 1.4 in)
FSCM428H or KMC428HG
Standard drive
chain
No. of links
Drive sprocket
Standard sprocket
size
Driven sprocket
Specifications
120
15T
44T
107