Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Hydraulic brake systems can develop leaks in the brake lines, master cylinder, or wheel cylinders, leading to reduced braking efficiency and potential brake failure.

Overheating of the brake components, such as pads and rotors, can cause the brakes to lose effectiveness, especially during heavy braking or prolonged use.

Brake pads wear down over time and need regular replacement to maintain effective braking performance.

Excessive heat or uneven wear can cause the brake rotors to warp, leading to vibrations or pulsations when braking.

Sticking or seized brake calipers can cause uneven braking and increased wear on brake pads and rotors.

The master cylinder can wear out or develop internal leaks, resulting in a spongy brake pedal or reduced braking power.

Air trapped in the hydraulic brake lines can lead to a spongy brake pedal and reduced braking efficiency.

A failing brake booster can result in increased pedal effort, making it harder to apply the brakes effectively.

If the vehicle is equipped with an Anti-lock Braking System (ABS), sensor or control unit failures can lead to the ABS not functioning properly.

Faulty brake light switches or burned-out bulbs can lead to brake lights not illuminating, which is a safety hazard and a legal issue.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

The rotary engine in the Mazda RX-7, especially the 13B model, is prone to coolant leaks due to the design of the engine and the age of the vehicle.

The rotary engine's apex seals can wear out faster than traditional piston engines, leading to loss of compression and power.

The 13B engine is known to consume more oil than conventional engines, requiring frequent oil checks and top-ups.

The cooling system in the 1991 RX-7 can sometimes struggle to keep the rotary engine cool, leading to overheating issues.

Due to the complexity of the vacuum system in the RX-7, leaks can occur, causing performance issues and erratic idling.

The ignition system components, such as spark plugs and ignition coils, can fail more frequently in rotary engines, leading to misfires and poor engine performance.

Fuel injectors and fuel pumps can become clogged or fail, causing the engine to run poorly or not start at all.

The rotary engine can suffer from carbon buildup on the rotor housings and intake system, affecting performance and efficiency.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

The Mazda 929's V-shaped 6-cylinder engine can sometimes suffer from overheating due to issues such as a malfunctioning thermostat, a clogged radiator, or a failing water pump.

This engine model may experience oil leaks from the valve cover gaskets or oil pan, which can cause low oil levels and potential engine damage if not addressed.

The 1991 Mazda 929's engine relies on a timing belt, which can wear out or break over time, leading to severe engine damage if not replaced at recommended intervals.

Problems with the ignition coils, distributor, or spark plugs can lead to misfires, poor engine performance, and difficulty starting the vehicle.

Clogged or malfunctioning fuel injectors can cause uneven fuel distribution, leading to rough idling, poor fuel economy, and reduced engine power.

The engine may develop coolant leaks from the hoses, radiator, or head gasket, leading to potential overheating and engine damage.

Corrosion or damage to the exhaust system components, such as the catalytic converter or muffler, can cause increased emissions, noise, and reduced engine performance.

Cracked or disconnected vacuum hoses can lead to a variety of engine performance issues, including rough idling, stalling, and poor acceleration.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

The rotary engine in the Mazda RX-7, especially the 13B model, is prone to coolant leaks due to the design of the engine and the age of the vehicle.

The rotary engine's apex seals can wear out faster than traditional piston engines, leading to loss of compression and power.

The 13B engine is known to consume more oil than conventional engines, requiring frequent oil checks and top-ups.

The cooling system in the 1991 RX-7 can sometimes struggle to keep the rotary engine cool, leading to overheating issues.

Due to the complexity of the vacuum system in the RX-7, leaks can occur, causing performance issues and erratic idling.

The ignition system components, such as spark plugs and ignition coils, can fail more frequently in rotary engines, leading to misfires and poor engine performance.

Fuel injectors and fuel pumps can become clogged or fail, causing the engine to run poorly or not start at all.

The rotary engine can suffer from carbon buildup on the rotor housings and intake system, affecting performance and efficiency.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

Gaskets and seals in older engines, such as the 1991 Mazda MX-5, can deteriorate over time, leading to oil leaks.

Cooling systems can become less efficient with age, and components like the radiator, water pump, or thermostat might fail, causing the engine to overheat.

The timing belt in the B6D engine needs regular replacement; if it fails, it can cause significant engine damage.

Over time, fuel injectors can become clogged, and the air-fuel mixture can be less than optimal, leading to reduced fuel efficiency.

Spark plugs, ignition wires, and coils can wear out, causing misfires and poor engine performance.

Hoses and gaskets can deteriorate, causing vacuum leaks that lead to rough idling and poor acceleration.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.