Perkins 1104 Cylinder Head Malaysia: Failures & Replacement

What Is the Perkins 1104 Engine?

The Perkins 1104 is a four-cylinder, 4.4-litre diesel engine produced from the late 1990s through the 2010s. It comes in naturally aspirated (1104C-44), turbocharged (1104C-44T), and turbo-aftercooled (1104C-44TA) variants, producing from 60 to 130 horsepower.

In Malaysia, the 1104 is primarily found in Massey Ferguson tractors (MF240, MF350, MF375, MF385), as well as industrial generators, forklifts, and construction equipment. It succeeded the Perkins 1000 Series and shares many design elements with it.

Which Machines Use the Perkins 1104?

Agricultural Tractors:

Massey Ferguson MF240, MF350 (4.248 → 1104 progression)
Massey Ferguson MF375, MF385, MF390
Landini tractors (select models)

Industrial & Construction:

JCB backhoe loaders (3CX, 4CX)
Caterpillar skid-steer loaders (select models)
Genie and JLG boom lifts
FG Wilson and Olympian generator sets

Marine:

Perkins Sabre marine engines (M92B, M130C)
Auxiliary generator sets on fishing vessels

If your machine is 15–25 years old and uses a yellow Perkins engine, there's a strong chance it's an 1104 Series.

Common Perkins 1104 Cylinder Head Failures

The cylinder head is the 1104's most failure-prone major component. Malaysian workshops report three recurring issues:

1. Cracking Between Valve Seats

The most common failure mode. The 1104 cylinder head is cast iron, and thermal cycling over 10,000+ operating hours causes micro-cracks between the intake and exhaust valve seats. Once a crack propagates, coolant enters the combustion chamber — white smoke from the exhaust and pressurised coolant are tell-tale signs.

Symptoms:

White exhaust smoke (coolant burning)
Coolant loss without visible leaks
Overheating under load
Combustion gas in radiator (bubbles with cap off)

2. Head Gasket Failure

The 1104 head gasket is a multi-layer steel (MLS) design. Improper torque sequence during reassembly, or running the engine hot after coolant loss, will cause gasket failure between cylinders 2 and 3 — the hottest part of the head.

Symptoms:

Oil in coolant or coolant in oil (milky appearance)
Compression loss between adjacent cylinders
External oil or coolant seepage at the head-block joint

3. Injector Sleeve Leaks

The 1104 uses copper injector sleeves pressed into the cylinder head. Over time these sleeves erode or loosen, allowing combustion gas or coolant to bypass. This is often misdiagnosed as a head gasket failure.

Symptoms:

Fuel dilution in engine oil
Black smoke under load
Diesel smell in cooling system

Replacement Options: OEM vs Aftermarket

Genuine Perkins (OEM)

Perkins cylinder heads are still manufactured under Cat® ownership (Caterpillar acquired Perkins in 1998). A new OEM 1104 cylinder head comes fully assembled with valves, springs, and seats installed.

Pros: Exact fit, full warranty, traceable
Cons: Expensive (RM 4,000–7,000+), 2–4 week lead time from UK
Part number: Varies by variant — check your engine data plate

Quality Aftermarket

Aftermarket 1104 heads from established manufacturers (Indian and Turkish foundries supplying the Perkins rebuild market) are widely used in Malaysia. Brands include MDS, AE, and Federal Mogul equivalents.

Pros: 30–50% cheaper, often in regional stock (Singapore, Thailand)
Cons: Quality varies — buy from known supplier
Typical price: RM 1,800–3,500

Reconditioned / Remachined

A cracked 1104 head can sometimes be saved if cracks are minor and between non-critical areas. Malaysian machine shops in Klang Valley and Johor offer:

Pressure testing (RM 80–150)
Valve seat replacement (RM 40–80 per seat)
Surface skimming (RM 120–200)

Only recondition if cracks are confirmed non-structural. A remachined head that fails 6 months later costs you the head + labour + downtime twice.

📸

Reference Image

Perkins 1104 cylinder head, gasket kit, and valve train components on a workshop bench

Typical Perkins 1104 cylinder head replacement kit — head assembly, MLS gasket, head bolts, and valve stem seals.

Where to Source Perkins 1104 Parts in Malaysia

Source	Availability	Lead Time	Best For
Perkins / Sime Darby Industrial	New OEM heads	2–4 weeks	Genuine parts with warranty
Singapore Perkins stockists	Aftermarket heads, gaskets	3–7 days	Regional stock, lower shipping cost
Klang Valley engine rebuilders	Reconditioned heads, machining	3–5 days	Budget rebuilds, crack testing
SourceSage	OEM + aftermarket cross-reference	24–48hr availability check	Hard-to-find variants, urgent orders

Identifying Your 1104 Variant

The engine serial number plate is riveted to the cylinder block (injection pump side). The build list number on the plate determines which head variant your engine needs. Common build list prefixes for the 1104 include:

RE, RG, RH — industrial 1104C-44
NJ, NK — agricultural (Massey Ferguson) 1104C-44T
PJ, PK — turbo-aftercooled 1104C-44TA

Always quote your engine serial number when ordering. Cylinder heads are not interchangeable between 1104 variants — bolt patterns and injector angles differ.

Perkins 1104 Parts Beyond the Cylinder Head

While the cylinder head is the big-ticket item, these related parts are frequently needed during an 1104 rebuild:

Part	Typical Replacement Interval	Notes
MLS head gasket	Every head removal	Always replace — never reuse
Head bolts	Every 2–3 head removals	TTY (torque-to-yield) — must be replaced
Injector sleeves + O-rings	Every rebuild	Prevents future sleeve leaks
Valve stem seals	Every head removal	Included in most gasket kits
Thermostat + housing	3,000 hours	Replace while the head is off
Water pump	4,000 hours	Access is easier with head removed

Frequently Asked Questions

Q: How do I know if my Perkins 1104 cylinder head is cracked? A: Three signs: white smoke from the exhaust (coolant entering combustion), bubbles in the radiator with the engine running (compression gas entering coolant), and unexplained coolant loss without external leaks. A workshop pressure test confirms diagnosis.

Q: Can a cracked Perkins 1104 head be repaired or does it need replacement? A: Minor cracks between non-critical areas (away from valve seats and injector bores) can sometimes be welded or stitched by a specialist machine shop. However, cracks between valve seats or into water jackets almost always require replacement. Have a machine shop pressure-test and crack-test before deciding.

Q: How much does a Perkins 1104 cylinder head cost in Malaysia? A: New OEM from Perkins: RM 4,000–7,000+. Quality aftermarket (Indian/Turkish): RM 1,800–3,500. Reconditioned (properly tested): RM 1,200–2,000. Labour for head replacement typically RM 800–1,500 depending on workshop.

Q: What's the difference between Perkins 1104C-44 and 1104C-44T cylinder heads? A: The turbo variant (44T) may have different valve materials and injector specifications. The head castings are physically similar but not always interchangeable — valve sizes, injector seat angles, and pre-combustion chamber designs differ between naturally aspirated and turbocharged variants. Always match to your engine's build list number.

Q: How long does sourcing take in Malaysia? A: Common aftermarket heads are often available in Singapore or Klang Valley stockists — 3–7 days. OEM heads from Perkins UK typically take 2–4 weeks. We confirm availability and ETA within 24–48 hours before you commit.