Honda Goldwing GL1800/A Owner's Manual page 209

Specifications
Engine Specifications
displacement
bore & stroke
compression ratio
spark plug
(standard)
spark plug
(cold climate)
spark plug (high
speed riding)
valve clearance
(cold)
spark plug gap
idle speed
Power Transmission
primary reduction
gear ratio, 1st
2nd
3rd
4th
OD
final reduction
final drive
202
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111.8 cu-in (1,832 cm )
2.90
9.8 : 1
BKR6E-11 (NGK)
K20PR-U11 (DENSO)
BKR5E-11 (NGK)
K16PR-U11 (DENSO)
BKR7E-11 (NGK)
K22PR-U11 (DENSO)
intake
exhaust
0.039 0.043 in (1.00 1.10 mm)
700
1.591
2.375
1.454
1.068
0.843
0.686
2.750
shaft
Technical Information
manuals search engine
× 2.80 in (74.0 mm
or
or
or
0.006 in (0.15 mm)
0.009 in (0.22 mm)
− −
± 70 rpm
× 71.0 mm)