22
BOAT RIGGING
FUEL SYSTEM REQUIREMENTS
Fuel Flow Requirements
15 – 30 HP
40 – 90 HP
115 – 300 HP
Fuel tank pickup tube
1/4 in. (6.4 mm) min. ID
5/16 in. (7.9 mm) min. ID
3/8 in. (9.5 mm) min. ID
Fuel fittings
5/32 in. (4.1 mm) min. ID
1/4 in. (6.4 mm) min. ID
9/32 in. (7.1 mm) min. ID
Fuel supply hoses
1/4 in. (6.4 mm) min. ID
3/8 in. (9.5 mm) min. ID
3/8 in. (9.5 mm) min. ID
ALL MODELS
Fuel tank pickup
screen
100 mesh, 304 grade stainless steel wire, 0.0045 in. wire diameter, 1 in. (25
mm) long
Antisiphon valve
2.5 in. (63.5 mm) Hg maximum pressure drop at 20 gph (76 l/hr) flow
Remote fuel filter
0.4 in. Hg maximum pressure drop at 20 gph (76 l/hr) flow,
150 in.
2
(1290 cm
2
) of filter area
Maximum fuel pump
lift height
Fuel pump should not be located more than 30 in. (76.2 cm) above bottom of
fuel tank
