Model Features; General Feature - Yamaha F25 Service Manual

SPEC

Model features

General feature

F25 and T25 Overall Features
• Single carburetor with accelerator pump
• 4-stroke, L2, SOHC, 4-valve, 498.0 cm
• Low emission in compliance with US EPA and US CARB 3-STAR emission standards
a Power unit
• Counter balancer
• Decompression easy starter
(Manual starter model)
• Long tubed intake manifold
• Blowby gas reburning system
b Electrical
• Prime Start
• Protection system for over-revving
• Alert systems for low oil pressure and over-
heating
c Bracket unit
• Long span mounts (F25)
• Large mounts (T25)
• Small and compact PTT (PTT model)
• Single operation steering friction (Tiller han-
dle model)
• Multifunction tiller handle (Optional)
d Upper case
• Labyrinth idle exhaust system
e Lower unit
• Waist drive shaft
• Lower unit from outboard motor in next
higher class (T25)
• 2.42 high gear ratio (T25)
• Dual thrust propeller (T25)
1-1
Specification
3
(30.4 cu. in) engine
b
c
e
a
d