2003 ST 4 Stroke 9.9/15HP Johnson outboards Service Manual, Page 24Get this manual

2003 ST 4 Stroke 9.9/15HP Johnson outboards Service Manual, Page 24

PERIODIC MAINTENANCE SERVICE DATA
SERVICE DATA
Data Item
Spark plug Type Gap Cylinder compression(with decompression system) Valve clearance (when cold) Engine oil amounts IN EX STD STD (USllmpqt)

NGK mm(in) kPa (kgcm ,psi) mm(in)

1015 R, TE, EL
DCPR6E 0.80.9 (0 .0310.035) Approx400 (4.0, 57) with recoil starting 0.080.12 (0.0030.005) 0.130.17 (0.0050.007 )

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