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Honda Hawk GT

Maintenance specs for 1 variant of the Honda Hawk GT — from 1988 to 1991.

19881991 Honda Hawk GT

647cc SOHC Liquid-Cooled V-Twin (RC31) · Chain

54 hp / 39 lb-ft

Engine Oil

Weight10W-40
Capacity2.43 qt

Transmission

Type6-Speed
FluidShared with engine oil

Coolant

TypeHonda Type 2 Coolant
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Fuel

Tank4 gal
TypeRegular 87

Tires

Front110/80-17
Rear150/70-17
Pressure (front)33 PSI
Pressure (rear)36 PSI

Battery

Group sizeYB7L-B
Shop group YB7L-B battery

Spark Plugs

Gap0.028 in
Shop spark plugs

Service Intervals

Oil change6,000 mi
Coolant flush24,000 mi
Brake fluid12,000 mi
Spark plugs12,000 mi
Timingchain (no scheduled replacement)
Air filter12,000 mi