Honda ST1300 2007 Owner's Manual page 183

Specifications
Engine Specifications
displacement
bore & stroke
compression ratio
spark plug
(standard)
spark plug (high
speed riding)
valve clearance
(cold)
spark plug gap
idle speed
Power Transmission
primary reduction
secondary reduction
final reduction
gear ratio, 1st
2nd
3rd
4th
5th
final drive
176
Technical Information
76.9 cu-in (1,261 cm )
3.07 × 2.60 in (78.0 mm
10.8 : 1
CR7EH-9 (NGK)
U22FER9 (DENSO)
CR8EH-9 (NGK)
U24FER9 (DENSO)
intake 0.006 in (0.16 mm)
0.010 in (0.25 mm)
exhaust
0.031 0.035 in (0.80 0.90 mm) −
1,000 ± 100 rpm
1.785
0.925
2.833
2.571
1.722
1.285
1.041
0.862
shaft
× 66.0 mm)
or
or
−