The Perkins 1103C-33G2/3 is a 3.3 L 6-cylinder naturally aspirated engine rated at 1500 rpm, producing up to 31 kW. It powers generator sets from FG Wilson and Olympian, including the LLB1014S, P24P2S, P26E2S and P27P2. It holds 20.3 L (5.4 gal) of oil and 676 L (178.6 gal) of coolant.
Also known as: Perkins 1103C-33G2/3
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 | 20.3 L |
|---|---|
| Coolant capacity | 676.0 L |
| Displacement | 3.3 L |
| Cylinders | 6 |
| Aspiration | Naturally Aspirated |
| Rated speed | 1500 rpm |
| Gross power | 31 kW |
Shared across brands: FG Wilson, Olympian
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | 1000051238 | Amazon eBay $63.75 FridayParts $24.99 | |||
| Fuel filter | Replaceable Element, 4 / In Line | — | |||
| Oil filter | Spin-On, Full Flow | 1000065570 | Amazon eBay $19.99 | ||
| Battery | — | ||||
| Belt | — | ||||
| Coolant | 676.0 l (US gal) | — | |||
| Oil | Replaceable Element | 1500.0 l (In Line) | — | ||
| Spark plug | — |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's 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-33G2/3 engine has an oil capacity of 20.3 liters.
The Perkins 1103C-33G2/3 has a displacement of 3.3 liters with 6 cylinders.
The Perkins 1103C-33G2/3 powers 9 generator set(s), including FG Wilson LLB1014S, FG Wilson P24P2S, FG Wilson P26E2S, FG Wilson P27P2, FG Wilson P30E2.
The Perkins 1103C-33G2/3 uses oil filter part numbers Fg Wilson 1000065570, Perkins T74105021, Donaldson P554403.
The Perkins 1103C-33G2/3 uses air filter part numbers Fg Wilson 1000051238, Perkins 901047, Perkins 26510338.