Section 4 - Specifications
Page 78 90-8M0053363 eng NOVEMBER 2010
Models
Axius and Axius SeaCore
350 MAG
Axius and Axius SeaCore
377 MAG
Power 224 kW (300 hp) 238 kW (320hp)
Number of cylinders 8
Displacement 5.7 L (350 cid) 6.2 L (377 cid)
Bore and Stroke
101.6 × 88.39 mm
(4.00 × 3.48 in.)
101.6 × 95.25 mm
(4.00 × 3.75 in.)
Compression ratio 9.4:1 9.0:1
Idle RPM in neutral 600
Specified WOT RPM range 4800–5200
Minimum oil pressure at idle 41 kPa (6 psi)
Thermostat (seawater‑cooled models) 71° C (160° F)
Thermostat (closed cooled models) 77° C (170° F)
Timing at idle Not Adjustable
Firing order 1‑8‑4‑3‑6‑5‑7‑2
Electrical system 12‑Volt Negative (‑) Ground
Alternator rating 65 A
Recommended minimum battery rating 800 CCA, 1000 MCA, or 190 Ah
Spark plug type AC Platinum (AC 41‑993)
Spark plug gap 1.5 mm (0.060 in.)
Engine Specifications
Axius 350 MAG, Axius SeaCore 350 MAG with Emissions Control
NOTE: Performance specifications are obtained and corrected in accordance with SAE J1228/ISO 8665 Crankshaft Power.
All measurements are taken with the engine at normal operating temperature.
RPM range is measured using an accurate service tachometer with the engine at normal operating temperatures.
Oil pressure must be checked with the engine at normal operating temperature.
NOTE: Oil pressure specifications are for reference and may vary.