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Subaru
Brumby
(BRAT/MV)·
1978-1994
ute
Value
Price (AUD)
$4k-$18k
Body styles
Single Cab coupe utility (2-door)
Drivetrain
Selectable 4WD (dual-range, lever-engaged on the move)
Origin
Japan
Built in
Japan
Overview
The Brumby was Subaru's quirky little coupe-utility, sold in Australia from 1978 right through to early 1994 with barely a change to the formula. It is a car-based ute built on the Leone/L-Series platform: a flat-four boxer up front, on-demand dual-range four-wheel drive engaged by a lever on the transmission tunnel, and a tough little load tray out the back. Two engines ran the whole production life - the early 1.6L EA71 (1978-1980) and the 1.8L EA81 (1981-1994) - both single-carburettor pushrod boxers, both genuinely durable and capable of 300,000km-plus before a rebuild. The Australian Brumby was offered with a 4-speed manual only (the 3-speed auto and the EA81 Turbo were North American BRAT things, not delivered here). Mechanically it is simple, light and surprisingly capable off-road for its size, with a near-cult following today. The watch-outs are age-related: rust if it has lived coastal or sat outside, tired CV joints and driveshaft boots, oil leaks and head-gasket weeps on neglected engines, and underbody damage from owners who pushed its limited ground clearance too hard. Buy the cleanest, least-abused example you can find - condition matters far more than which engine it has. Carby, points/electronic ignition, leaded-then-unleaded petrol - this is period-correct 1980s simplicity, not a modern turbo-diesel.
Engines & variants
1.6L EA71 carburettor
Engine
1.6L OHV flat-four (boxer), single carburettor
Config
H4 NA (pushrod)
Displacement
1595cc
Power
~50kW @ 5200rpm
Torque
~118Nm @ 2400rpm
Drivetrain
Selectable 4WD (dual-range)
Economy
9-11 L/100km
Tow (braked)
Not rated / minimal - light-duty only
Tow (unbraked)
Light loads only (~500kg max as a guide)
Transmission
4MT
Timing chain / belt / gear
Belt-driven (rubber timing belt) - replace ~100,000km or on age
Pros
- First-of-line simplicity - cheap and easy to fix anywhere
- Light flat-four boxer, low centre of gravity
- Genuine selectable dual-range 4WD in a tiny ute
- Hugely durable bottom end with regular oil changes
Cons
- Genuinely slow - only ~50kW, struggles loaded or on hills
- Earliest cars - almost all are very high km and need a full refresh
- Leaded-fuel era engine; valve seats a consideration on unleaded
- Tiny tow capacity, not a workhorse hauler
Known problems
medium
Head gasket / cylinder head oil and coolant weeps
The EA-series flat-fours are known for head gasket and head-to-block weeps with age and overheating - oil trickling between head and block, or coolant loss. Often worsened by a tired cooling system.
Fix: Head gasket renewal (both sides) by a Subaru-literate mechanic; resurface heads, replace coolant, fan/water pump if tired. Not a hard job but skill-dependent.
low
Oil leaks (cam seals, pushrod tubes, crank seals)
Old black cam/crank seals and pushrod O-ring tubes harden and seep oil with age - a Brumby that does not leak something is rare.
Fix: Reseal as part of a refresh; replace cam, crank and pump seals and pushrod tube O-rings while access is open.
medium
General age-related wear (earliest cars)
These are the oldest Brumbys - expect perished hoses, tired bushes, weak carburettor tune, worn clutch and electrics.
Fix: Budget a full consumables and tune refresh on purchase; thorough pre-purchase inspection.
1.8L EA81 carburettor
Engine
1.8L OHV flat-four (boxer), single carburettor
Config
H4 NA (pushrod)
Displacement
1781cc
Power
61kW @ 5200rpm
Torque
132Nm @ 2400rpm
Drivetrain
Selectable 4WD (dual-range)
Economy
9-11 L/100km
Tow (braked)
Not rated for heavy towing - light-duty only (~700kg as a guide)
Tow (unbraked)
Light loads only (~500kg max as a guide)
Transmission
4MT
Timing chain / belt / gear
Belt-driven (rubber timing belt) - replace ~100,000km or on age
Pros
- The definitive Brumby engine - durable, 300,000km+ with care
- More torque (132Nm) than the 1.6 makes it far more usable
- Dirt-simple carby flat-four, cheap parts, easy DIY
- Selectable dual-range 4WD, light weight, genuinely capable
- Strong cult following keeps clean examples desirable
Cons
- Still modest power - not quick, works hard fully loaded
- Carburettor tune and choke can be fiddly when worn
- Limited ground clearance invites underbody damage off-road
- All examples are now 30+ years old - condition is everything
Known problems
medium
Head gasket failure / coolant in cylinders
EA81 Brumbys are documented to blow head gaskets with age and overheating - white frothy residue in the oil filler, coolant loss, or coolant in cylinders. A clogged radiator or failed water pump that lets it overheat is the usual trigger.
Fix: Replace head gaskets both sides, check/resurface heads, and renew the cooling system (radiator, water pump, thermostat, hoses) to stop a repeat.
medium
Overheating (water pump / clogged radiator)
Tired water pumps and decades-old radiators cause overheating, which is the gateway to head-gasket failure on the EA81. A very common neglected-Brumby fault.
Fix: Replace water pump, re-core or replace radiator, fresh coolant and thermostat. Address before it cooks the head gaskets.
low
Oil leaks and rattly/smoky neglected engines
Hardened cam/crank seals and pushrod tube O-rings seep oil; engines run on old, thick, dark oil get rattly and smoky. Dark thick oil on the dipstick is a neglect red flag.
Fix: Reseal the engine, switch to regular oil changes; a top-end refresh if smoky. Avoid examples with thick black oil unless priced for a rebuild.
Common problems (all variants)
medium
Worn CV joints and split driveshaft boots
CV joints are the main weak point of an otherwise durable driveline. Split or perished boots let in dirt and water and wreck the joint - listen for clicking on turns and inspect every boot.
Fix: Replace boots early; reconditioned or new CV joints/axles if clicking. Standard, well-supported job.
high
Body and chassis rust
Rust is the killer on survivors - sills, floors, wheel arches, tray, around the windscreen and on cars that lived coastal, on farms or sat outside. Many led hard rural lives. A rusty Brumby can cost more to fix than the car is worth.
Fix: Thorough pre-purchase rust inspection (lift carpets, probe sills and tray). Favour dry-state, garaged examples; cavity-wax good ones to preserve them.
medium
Underbody damage from limited clearance
Owners regularly exceeded the Brumby's modest ground clearance, crushing exhaust pipes, denting the catalytic converter (later cars) and damaging rear driveshafts on flying rocks.
Fix: Inspect exhaust, sump, diff and driveshafts underneath; avoid heavily lifted examples (lifts beyond ~50mm strain the driveline).
medium
Water contamination in gearbox / differential
Worn or damaged seals let water into the gearbox and diffs, especially on cars used off-road or through creeks - leading to milky oil and accelerated wear.
Fix: Drain, inspect for emulsified oil, replace seals and refill with correct lubricant. Check oils on inspection.
low
Tired suspension, bushes and steering
After 30+ years, struts, bushes, ball joints and steering components are usually worn, giving vague handling and clunks.
Fix: Refresh suspension bushes, struts and steering components as a package; a good way to transform a tired survivor.