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CATERPILLAR ENGINE SPECIFICATIONS

In-line 6-Cylinder, 4-Stroke-Cycle DieselBore in (m m) . . . . . . . . . . . . . . . . . . . . 4.33 (110)Stroke in (m m) . . . . . . . . . . . . . . . . . . . . 5.0 (127)

Displacement cu in (L) . . . . . . . . . . . . . 441 (7.2)Aspiration . . . . . . . . . . . . . . . . . . . . . . TurbochargedCom pression Ratio . . . . . . . . . . . . . . . . . . . . . 16.5:1Rotation (from flywheel end) . . CounterclockwiseCooling System 1 gal (L) . . . . . . . . . . . 3.5 (13.2)Lube Oil System (refill) gal (L) . . . . . . 5.5 (21)2

Weight, Net Dry (approx) lb (kg)includ ing fl ywheel . . . . . . . . . . . . . . . . 1295 (588)

1Engin e only. Capacity w ill vary w ith radiator size and use of cab heater.

2Optional 7.5 gal (28L) oil pan also availabl e in som e OEM chassis.

STANDARD EQUIPMENT

Air inlet manifold heaterCooling: belt-driven water pum p, oil coolerCrankcase breatherDiesel Oxidation Catalyst (required)Electronic Control Module (ECM)Electronic Data Link, SAE/ATA, SAE/J1939Fuel: spin-on secondary filter, transfer pum pGovernor: full -range, electronically controlledHEUI Fuel SystemLifting eyes

Lubrication: gear-driven pum p, front or rearsump pan, full flow spin-on filter, oil filler, oillevel gauge (dipstick)

SAE No. 1 or SAE No. 2 flywheel housingTurbochargerVibration damper

DIMENSIONS

ACCESSORY EQUIPMENT

Air compressor: gear driven, 13.2 cfm(0.37 m 3/min), 15.7 cfm (0.44 m 3/min), or16.5 cfm (0.46 m 3/min)

Air conditioner compressor m ountingAir inlet elbowAutomatic transmission adapterAuxili ary brake compatible (exhaust)Fan driveFan drive mount ing bracketFlywheel

Front engine supportFront PTO adapterFuel priming pum pHydraulic pump dr ive, SAE AJacket water heaterRear PTO (RPTO)Starting motor : 12V or 24VTurbocharger compressor outlet elbow

Shown w ithOptional Equipment

38.4 in(976 mm)

33.4 in(849 mm )

42.4 in(1078 mm)

RV

Diesel Enginew ith ACERT

Technology

C7300-350 hp @ 2400 rpm860 lb-ft @

1440 rpm Peak Torque

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TMI Reference No.: DM7279-00Mater ia ls and spec if icat ions are subject to change wi thout not ice. The Internat ional System of Uni ts (SI) is used in th is publicat ion.

LEHT4483-02 (10-04) Printed in U.S.A. 2004 CaterpillarAll righ ts reserved.

Perform ance is based on SAE J1995 standardcondi tions of 29.61 in. Hg (100 kPa) and 77F(25C).

The curves shown are for a standard enginewithou t fan, but equipped with air compressorand fuel, lubricating oil, and water pumps.

RATING DEFINITIONS AND CONDITIONS

ELECTRONIC FEATURES

n Real tim e clock w ith date and t imestamping of critical events

n Electronic self-diagnostics

n Compatible with Caterpillar ElectronicTechnician (ET)

n Cold w eather startup strategy andelectronic idle control functions

n ECM storage of operational, maintenance,diagnost ic codes and diagnostic data

n J1939 compat ible

n Custom er selectable, re-programmableoperational parameters:

- 2-speed fast idle capabilit ies

- Adjustable low idle rpm

- Autom ated Transmission compatibilit y- Cooling fan control

- Cruise cont rol w ith exclusive Soft Cruise

- Customer password protection

- Engine Monito ring System w arning,derate, or shutdow n

- Enhanced theft deterrent and secure idle(Cat Messenger or Pocket Tec required)

- Exhaust brake operational m odes

- Fleet Information Softw are capability

- Idle shutdow n tim er & override

- Maintenance monit or [m iles (km) orhours]

- OEM parameter lockout

- Progressive shift ing and gear-dow nprotection

- Selectable AT/MT/ HT shift points forautomati c transmission

- Vehicle speed [mph (km/ h)] limit ing andprotection

n Program mable Pow er Take-Off (PTO)functions:

- Adjustable maximum engine rpm speed

- Adjustable minim um engine rpm speed- Adjustable ramp rate up or dow n

betw een PTO set speed(s)

- Adjustable rpm bumpintervals

- Adjustable speed cont rol [mph (km/ h)] ofvehicle wh ile in PTO mode

- Limit engine torque to dr iven equipment

- Mult i-speed PTO set speed capabilit y

- Selectable PTO configurat ion for in cabor station of remote operation

C7 RV DIESEL ENGINE 300 to 350 hp

ROUTINE MAINTENANCERECOMMENDATIONS

DailyWalk-around inspection

Check oil level

Check coolant level

Check air cleaner service indicator

Drain water separator if water present

Prevent ive Maintenance (PM Level 1)

Change oil & filter

Scheduled Oil Sampling (SOSSM) analysis

Drain water from fuel tanks and replace fuelfilter

Test coolant (supplemental coolant additive)

Inspect radiator and Air-to-Air Aftercooler

Clean crankcase breather (every other o ilchange)

Check belts, hoses, and clamps

Lube fan drive bearing

Inspect, clean batteries

Replace air compressor filter (if equipped)

Inspect cylinder head ground stud

PM Level 1 Recomm ended Change Int ervals

Oil Pan Miles/ Years

28L (30 quarts) 15,000/1

21L (22 quarts) 11,000/1

Refer to the operation & maintenance manualfor complete details.

CUSTOMER SERVICE INFORMATION

Customer Call Center (Toll Free) 877-777-3126Parts & Service Directory LEGT3466

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