Fuel System Requirements; Regulations And Guidelines; Permanent Fuel Tanks; Portable Fuel Tanks - BRP Evinrude E-TEC G2 Service Manual

Fuel System Requirements

Regulations and Guidelines

Vessel manufacturer, and/or installer of an EPA
certified outboard, must meet minimum specifica-
tions for boat fuel systems established by:
•
U.S. Environmental Protection Agency (EPA)
– 40 CFR 1045.112
– 40 CFR 1060
•
U.S. Coast Guard (USCG)
– 33 CFR 183
•
American Boat & Yacht Council (ABYC)
– Standard H-24
– Standard H-25.

Permanent Fuel Tanks

Permanent fuel tanks must be properly vented
outside of the hull.
Remote fuel tank gas fills must be grounded.
Fuel tank pickups should include an anti-siphon
valve to prevent fuel flow if a leak occurs in the
fuel distribution system.

Portable Fuel Tanks

NOTICE
Do not use portable fuel tanks for outboards
larger than 115 HP. Inadequate fuel flow to
high horsepower outboards can result in
serious powerhead damage.
Fuel System Requirements

Fuel Flow Requirements

Fuel tank pickup
tube; minimum I.D.
Fuel fittings;
minimum I.D.
Fuel supply hoses;
minimum I.D.
Fuel tank pickup
screen
Antisiphon valve
Remote fuel filter
Maximum fuel pump
lift height
Fuel System
200 – 300 HP
3/8 in. (9.5 mm)
9/32 in. (7.1 mm)
3/8 in. (9.5 mm)
100 mesh, 304 grade
stainless steel wire,
0.0045 in. wire diame-
ter, 1 in. (25 mm) long
2.5 in. (63.5 mm) Hg
maximum pressure drop
at 30 gph (114 l/hr) flow
0.4 in. Hg maximum
pressure drop at 20 gph
(76 l/hr) flow,
150 in. (1290 cm ) of fil-
2 2
ter area
Fuel pump should not
be located more than 30
in. (76.2 cm) above bot-
tom of fuel tank
153
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