Overview
Cat?� 3512 Industrial Diesel Fire Pump Engines, with ratings: 1066-1193 kW (1430-1600 hp) @ 1460-1750 rpm, are non-certified, not FM Approved, and not UL Listed. They are available for global non-regulated areas. Starting on demand is a must for a fire pump engine - always. Cat?� fire pump engines have a reputation for reliable starts and long efficient service. The Cat line of fire engine pumps covers a wide range of installations.
Specifications
Units:
| Maximum Power | — |
| Emissions | Non-Certified. Available for global non-regulated areas. Not FM Approved. Not UL Listed |
| Rated Speed | 1460-1750 rpm |
Benefits & Features
Reliable, Quiet and Durable Power
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
World-class Product Support Offered Through Global Cat Dealer Network
- Scheduled maintenance, including SOSSM sample
- Customer Support Agreements (CSA)
- Caterpillar Extended Service Coverage (ESC)
- Superior dealer service network
- Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
June 16, 2025
Specifications
Units:
| Maximum Power | — |
| Rated Speed | 1460-1750 rpm |
| Minimum Power | — |
| Emissions | Non-Certified. Available for global non-regulated areas. Not FM Approved. Not UL Listed |
| Engine Configuration | V-12, 4-Stroke-Cycle Diesel |
| Bore | — |
| Stroke | — |
| Displacement | — |
| Compression Ratio | 13.0:1 |
| Aspiration | Turbocharged Aftercooled (TA) |
| Rotation from Flywheel End | Counterclockwise |
| Aftertreatment | - |
| Length | — |
| Height | — |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | — |
Benefits & Features
Reliable, Quiet and Durable Power
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
World-class Product Support Offered Through Global Cat Dealer Network
- Scheduled maintenance, including SOSSM sample
- Customer Support Agreements (CSA)
- Caterpillar Extended Service Coverage (ESC)
- Superior dealer service network
- Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
Data not available.
Standard Equipment
- Air Inlet System
- Air cleaner. Regular duty, dry, panel type with service indicators, turbocharger, jacket water aftercooled.
- Turbocharger, rear mounted
- Jacket water aftercooled
- Control System
- Charging alternator 24 volt, 35 amp
- Governor, RH, 3161 with self contained synthetic oil sump
- Air-fuel ratio control
- Mechanical speed control, without torque control
- Governor control
- Positive locking
- Cooling System
- Thermostats and housing
- Jacket water pump, centrifugal
- Exhaust System
- Exhaust manifold, dry
- Flywheels and Flywheel Housing
- SAE No. 0 flywheel
- 151 flywheel teeth
- SAE No. 0 flywheel housing
- SAE standard rotation
- Fuel System
- Fuel filter, with service indicators, cartridge type with RH service
- Fuel transfer pump
- Instrumentation
- Instrument Panel, RH
- Engine oil pressure gauge
- Fuel pressure gauge
- Oil filter differential gauge
- Jacket water temperature gauge
- Service meter, electric
- Tachometer
- Lube System
- Crankcase breather, top mounted
- Oil cooler
- Oil filler
- Oil dipstick
- Oil pump
- Oil filter, cartridge type with RH service
- Shallow oil pan
- Fumes disposal (not installed)
- Mounting System
- Rails, mounting, engine length, 254 mm (10 in), industrial-type, C-channel.
- Included on selected top level engines
- Power Take Off
- Accessory drive, upper RH
- Front housing, single sided
- Protection System
- Junction box
- Manual shutoff, RH
- Safety shutoff protection, energized to shutdown
- Low oil pressure, low idle 69 kPa (10 psi); high idle 207 kPa (30 psi)
- Water temperature
- Overspeed
- 3161 governor solenoid energized to shutdown
- Starting System
- Starting switch
- General
- Vibration damper
- Lifting eyes
- Paint: Caterpillar yellow, with optional colors available at request