C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)
Caterpillar
C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)
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Features
Specifications
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Power Rating
Spec Value Power Range 280 bhp - 425 bhp (209 bkW - 317 bkW) -
Engine Specifications
Spec Value Speed Range 2300 - 2700 rpm Emissions U.S. EPA Tier 3, IMO II, RCD II, China II Configuration In-line 6, 4-stroke-cycle diesel Displacement 428 in³ Aspiration Turbocharged-aftercooled Governor Electronic (A5E2 V2 ECM) Flywheel Housing SAE No. 03 Bore 4.13 in Stroke 5.31 in Refill Capacity 20 L (5.3 gal) Oil Change Interval 500 hrs Rotation Counterclockwise from the flywheel end Cooling Heat exchange or keel cooled -
Dimensions & Weights
Spec Value Dry Weight 1676 lb Height 34.5 in Length 43.1 in Width 31.4 in
Standard Equipment
STANDARD EQUIPMENT
- Water-cooled turbocharger and exhaust manifold
- Common rail fuel system
- Corrosion-resistant sea water aftercooler
- Closed crankcase ventilation system
- Starter motors - 12V or 24V
- Fuel cooler
- Integral engine oil cooler
- Vibration damper and guard
- Electric fuel priming pump
- Self-tensioning multi-vee alternator drive belt
- Gear-driven seawater pump (rubber impeller)
- Fin and tube-type jacket water heat exchanger
- Front and rear engine mounting brackets
Optional Equipment
OPTIONAL ATTACHMENTS
- Marine Classification Society (MCS) Approval ABS, BV, CCS, CRS, *DNV-GL, IRS, LR, Class NK, PRS, RINA (*DNV-GL approval available for keel-cooled engines only)
- SOLAS double wall high-pressure fuel lines
- Engine mounted bilge pumps and auxiliary water pumps with electromagnetic clutch
- Engine-mounted secondary alternator - 24V 55 amp or 12V 100 amp
- Analogue gauge displays
- Transmission gear oil cooler (engine mounted)
- Glow plugs
- Jacket water heater
- Various 5" and 6" water cooled exhaust elbow configurations
- Cabin heater (calorifier) connections
- Right-hand and high-level left-hand oil dipsticks
- Mechanical throttle converter for repower
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