The 1998 model, Yamaha 250 hp outboard, requires an NGK BR9HS-10 spark plug, gapped to .039 in.
The 1998 model, 115 hp Yamaha outboard, requires an NGK BR8HS-10 spark plug, gapped to .039 in.
.032
The dry weight of a 1998 model, 200 hp Yamaha outboard is 419 lbs.
100:1
50:1
.030 gap
0.031 to 0.035"
A 1998 150 Yamaha outboard motor typically weighs around 410-450 pounds. However, the exact weight can vary based on additional features or modifications.
o.39 in
What is proper oil to gas ratio for a 1998 50hp Evenrude outboard
The 1998 model, 60 hp Johnson outboard runs a plug gap of .030 in.
The spark plug gap for a 1998 Yamaha Virago 1100 is typically set at 0.028 to 0.031 inches (0.7 to 0.8 mm). It's important to check the manufacturer's specifications or the owner's manual for any specific recommendations. Proper gap settings ensure optimal engine performance and efficient combustion. Always use a gap tool for accurate adjustments.