2024 Yamaha LF350UCB Four
Stroke V8 5.3L F350
Outboard Motor
Model: 350 HP Four Stroke
V8 5.3L F350
Model Number: LF350UCB
Series:
Four Stroke V8 5.3L F350
HP: 350
_Engine Type:
V8 (60°)
Displacement:
325.3ci (5330 cc)
Bore x Stroke:
94 x 96mm (3.70 x 3.78 in.)
Prop Shaft Horsepower:
350 @ 5500 rpm's
Cylinder Heads:
DOHC / 32 valve with
Variable Camshaft Timing (VCT)
Compression Ratio: 9.6
RPM Range: 5000-6000
Fuel/Induction System:
Sequential multi-point
electronic fuel injection
Fuel Type: Unleaded
gasoline
(minimum pump octane 89)
Exhaust: In-Bank™
dual exhaust with Power
Surge Chambers
Intake: Single electronic
throttle valve with 8
individual long intake tracks
Ignition System: TCI,
32-bit ECM with integrated
coil-in-cap ignition design
Spark Plug: NGK LFR6A-11
Alternator Output @ W.O.T:
50A (40A @ 1000rpm)
Starting System: Electric
Lubrication: Wet sump
Oil Capacity: 8.2 quarts
Recommended Engine Oil:
Yamalube 4-M FC-W
10W-30 or 20W-40
Gear Ratio: 1.73
Shaft Length: 30 in
Controls:
Command Link Digital
Electronic Controls
Multiple Outboard
Synchronization: Auto sync
throttle control with twin and
triple applications
Trolling Throttle Adjustment:
+/- 50 rpm increments
(600 - 1000 rpm range)
via Command Link System
Mounting Centers:
28.5 in (same as F250)
Mounting Bolt Pattern:
6 bolts (same as F250
plus two additional upper bolts)
Steering Angle (maximum):
32° from center, either direction
Weight: 822 lb
C.A.R.B. Rating: 3-Star