The Perkins 1103C-33G1 is a 3.3 L 3-cylinder naturally aspirated engine rated at 1800 rpm, producing up to 35 kW. It powers generator sets from Perkins. It holds 7.4 L (2.0 gal) of oil and 10.1 L (2.7 gal) of coolant.
Also known as: Perkins 1103C-33G1
Part of the Perkins 1103C engine family — 9 variants share parts & fitment.
The cheapest captured merchant offer per filter — see the full cross-reference below for every OEM/aftermarket option.
Prices captured from merchant listings; some links are affiliate links. Verify against your serial number before ordering.
| Oil capacity | 7.4 L |
|---|---|
| Coolant capacity | 10.1 L |
| Displacement | 3.3 L |
| Cylinders | 3 |
| Aspiration | Naturally Aspirated |
| Rated speed | 1800 rpm |
| Gross power | 35 kW |
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | — | ||||
| Fuel filter | — | ||||
| Oil filter | T74105021 | Amazon $32.99 eBay $19.00 | |||
| Coolant | 10.1 litres | — | |||
| Oil | API CH4/ACEA E5 | 7.4 litres | — |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
| Item | Action | Hours | Months | Notes |
|---|---|---|---|---|
| oil and filter | Change | 450 hr | 1300 Series EDi - oil and filter changes at 450 hours reduce down time | |
| General | Other | 500 hr | 500 hour service intervals | |
| General service | Other | 500 hr | 500 hour service intervals | |
| service interval | Other | 500 hr | 1100C range - 500 hour service intervals |
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 |
|---|---|---|---|---|---|
| Engine oil | API CH4/ACEA E5 | 7.4 litres | |||
| Engine oil | 15W40 | ACEA E3 or API CG4 | 1300 Series EDi | ||
| Engine oil | API CH4/ACEA E5 | 7.4 litres | |||
| Engine oil | multi-grade oil | API-CH4/CI4 | 1106D-E66TAG | ||
| Engine oil | single or multigrade oil | ACEA E1 E2 or CD/SD | 1000 Series | ||
| Fuel | BS 2869 Class 2 or ASTM D975 D2 |
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 |
|---|---|---|
| LLB1114B | Leroy Somer | alternator |
| LLB1114D | Leroy Somer | alternator |
| LLB1114F | Leroy Somer | alternator |
| LLB1114L | Leroy Somer | alternator |
| LLB1114M | Leroy Somer | alternator |
| LLB1514J | Leroy Somer | alternator |
| LLB1514P | Leroy Somer | alternator |
| LLB3114D | Leroy Somer | alternator |
| LLB3114H | Leroy Somer | alternator |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Cross-referenced via Donaldson + OEM/engine-maker interchange — options to verify against your serial number, not confirmed for every exact variant.
Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.
The Perkins 1103C-33G1 engine has an oil capacity of 7.4 liters.
The Perkins 1103C-33G1 has a displacement of 3.3 liters with 3 cylinders.
The Perkins 1103C-33G1 powers 1 generator set(s), including Perkins 1103C-33G1.
The Perkins 1103C-33G1 uses oil filter part numbers Perkins T74105021, Donaldson P554403, Wix 51806.
The Perkins 1103C-33G1 uses air filter part numbers Perkins 901047, Perkins 26510338, Donaldson P772579.