The Caterpillar G3516B is a 69.04 L turbocharged & aftercooled engine rated at 1800 rpm, producing up to 1250 kW. It powers generator sets from Caterpillar, including the G3516PM, XQ 2000 and XQ1250G.
Also known as: G3516B, Caterpillar G3516B
Part of the Caterpillar G3516B engine family — 3 variants share parts & fitment.
| Displacement | 69.04 L |
|---|---|
| Aspiration | Turbocharged & Aftercooled |
| Rated speed | 1800 rpm |
| Gross power | 1250 kW |
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | — | ||||
| Fuel filter | — | ||||
| Oil filter | — | 104 hr | |||
| Battery | — | ||||
| Belt | — | ||||
| Coolant | 630.0 L (gal) | — | |||
| Oil | 104.0 degrees F | — | |||
| Spark plug | — |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
| Type | Item | Value | Unit | Condition |
|---|---|---|---|---|
| Other | Rating condition (diesel 7 L and higher) | 99 kPa (29.31 in Hg) dry barometer, 25°C (77°F) | SAE J1995 inlet air standard | |
| Other | Rating condition (diesel up to 6.6 L) | 100 kPa (29.5 in Hg) total barometric pressure, 1 kPa (.295 in Hg) vapor pressure, 25°C (77°F) | ISO/TR14396 inlet air standard | |
| Other | Rating condition (gas) | 100 kPa (29.61 in Hg) and 25°C (77°F) | SAE J1349 standard |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Fluid | Grade | Standard | Ambient | Capacity | Notes |
|---|---|---|---|---|---|
| Coolant | Cat DEAC | Diesel; 3,000 Service Hours or Three Years; annual S·O·SSM Level 2 coolant sampling and analysis | |||
| Coolant | Cat ELC | Diesel; 12,000 Service Hours or Six Years; add Cat ELC Extender at 6,000 service hours or one half of service life; annual S·O·SSM Level 2 coolant sampling and analysis | |||
| Coolant | Cat NGEC | Natural Gas; 16,000 Service Hours or Three Years; use interval that occurs first | |||
| Engine oil | Cat NGEO | Natural Gas | |||
| Engine oil | Cat Arctic DEO SYN SAE 0W-30 | -40°C to 30°C | Engine Crankcase; Industrial Engines | ||
| Engine oil | Cat DEO SYN SAE 5W-40 | -30°C to 50°C | Engine Crankcase; Industrial Engines | ||
| Engine oil | Cat DEO SAE 10W-30 | -18°C to 40°C | Engine Crankcase; Industrial Engines | ||
| Engine oil | Cat DEO SAE 15W-40 | -9°C to 50°C | Engine Crankcase; Industrial Engines | ||
| Grease | Cat Generator Set Grease | Part Number 108-8611 |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Part # | Description | Category |
|---|---|---|
| G3516B | Engine model | engine |
| 126-1815 | Hydraulic - UHE | hydraulic_filter |
| 144-6691 | Hydraulic | hydraulic_filter |
| 249-0439 | Oxidation Catalyst Assembly - Round | other_service |
| 256-0331 | Oxidation Catalyst Assembly - Round | other_service |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.
The Caterpillar G3516B has a displacement of 69.04 liters.
The Caterpillar G3516B powers 4 generator set(s), including Caterpillar G3516B, Caterpillar G3516PM, Caterpillar XQ 2000, Caterpillar XQ1250G.