Suzuki M13A 1.3L engine Specs, Problems, Reliability. The M13A is a 1.3-liter inline four-cylinder gasoline engine, the tiniest one from the Suzuki M engine household. The Suzuki M13A was used in popular little SUV Suzuki Jimny (M13AA) and compact automobiles such as Suzuki Ignis, Suzuki Swift, and Suzuki Liana. When the fourth-generation Suzuki Jimny was launched, the engine production began in 2000 and was stopped in 2018. The 1.3 L M13A was changed with a more powerful 1.5-liter K15B engine out of the Suzuki K engine family.
The engine has an aluminum cylinder block with cast-iron damp liners. On top, there is an aluminum 16-valve cylinder head with double overhead camshafts. The M13A engine uses a timing chain. The valvetrain features solid containers with shims over pails utilized for valve clearance change (no hydraulic lifters). The valve clearance inspection is needed every 20,000 miles (30,000 km).
There two consumption valves and 2 exhaust valves per each cylinder. The diameter of consumption valves is 37.0 mm (1.457 in), and the exhaust valves are 25.0 mm (0.984 in). The engine is geared up with VVT (Variable Valve Timing) system on the intake camshaft, but the version without VVT was available for some markets. The headcover and intake manifold are made of aluminum.
The M13A features a standard Multi-point fuel injection (MPFI) that interacts with the electronically-controlled throttle – ETCS (Electronic Throttle Control System). The ignition system is also electronic. It utilizes one ignition coil for 2 spark plugs. The exhaust side features a cast iron exhaust manifold and a different catalytic converter.
Suzuki 1.3 M13A Engine Problems and Reliability
With timely upkeep, the M13A has a long life expectancy. This engine has long lasting cast iron liners, trusted timing chain with 150-200k km durability, and simple mechanical valvetrain. Typically, the Suzuki 1.3 L M13A engine requires a complete overhaul at mileage over 160,000 miles (250,000 km). To extend engine life, it is recommended to change the oil more frequently – every 6,000 miles (10,000 km), likewise prevent long engine running at high speeds – that variety considerably increases oil usage.
Suzuki M13A is a really robust engine and can withstand a lot of abuse. The downside is the high fuel usage due to the lack of power and torque provided for heavy automobiles such as Jimny. For this reason, there are numerous examples of replacing the M13A engine with 1.5-liter M15A or 1.6-liter M16A.
Suzuki M13A 1.3L Engine Specs
|Manufacturer||Suzuki Motor Corporation|
|Cylinder block material||Aluminum|
|Cylinder head material||Aluminum|
|Fuel system||Multi-point fuel injection|
|Number of cylinders||4|
|Valves per cylinder||4|
|Bore, mm||78.0 mm (3.07 in)|
|Stroke, mm||69.5 mm (2.74 in)|
|Displacement, cc||1,328 cc (81 cu in)|
|Type of internal combustion engine||Four-stroke, naturally aspirated|
|Power, hp||84-91 hp (63-68 kW)/5,800-6,000|
|Torque, lb ft||81-86 ft-lb (110-116 Nm)/4,100-4,200|
|Engine oil weight||SAE 0W-20|
|Engine oil capacity, liter||3.8 l (4.0 qt) with oil filter – Suzuki Jimny|
|Oil change interval, mile||9,000 (15,000 km)/12 months|
|Applications||Suzuki Swift, Suzuki Jimmy, Suzuki Wagon R Sorio, Suzuki Liana, Suzuki Ignis, Chevrolet MW|