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Brand: C.OEFT
OE numbers:13070-BZ010
Product Name: Camshaft Adjuster
Compatible model: 13070-37010 13070-0T030 13070-0Y020
Product status: New
Number of teeth on the product: 36
Product weight: 1.1 kg
Packaging size: 11.5*11.5*7CM
Product packaging: Neutral Packaging
Car Series: Japanese
Car Type: for Toyota 4NR
The 13070 bz010 camshaft adjuster is a precision-engineered component designed specifically for Toyota 4NR engines equipped with VVT technology. As a key part of Japanese-Engine Timing Gears, it plays an essential role in regulating camshaft timing to ensure optimal engine efficiency, smooth power delivery, and reduced emissions. The 13070 bz010 is manufactured with strict quality control standards to guarantee stable performance under high-temperature and high-load conditions. With compatibility across multiple OEM references, this camshaft adjuster is a reliable choice for repair shops, distributors, and engine rebuild projects. Similar to the reliability standards seen in premium engineering brands like Ostberg, the 13070 bz010 ensures durability, precision fitment, and long service life. Whether for replacement or maintenance, choosing the 13070 bz010 helps maintain the original performance level of Toyota engines.
The engine timing gear (or timing chain/belt) is a core component of the engine valve train. Its primary function is to precisely coordinate the rotational motion of the crankshaft and camshaft, ensuring that the engine's intake and exhaust valves open and close at the correct time.Here are its specific functions:
·The crankshaft controls the up-and-down movement of the pistons, and the camshaft controls the opening and closing of the valves.
·The timing gear ensures a strictly matched speed ratio between the two via mechanical connections (gear meshing, chain or belt drive) – typically, the crankshaft rotates twice for every rotation of the camshaft.
· It ensures that the intake valve opens when the piston moves downward (to draw in the air-fuel mixture) and the exhaust valve opens when the piston moves upward (to expel exhaust gases).
·If the timing is misaligned (e.g., tooth skipping), it may cause the valves to collide with the pistons (engine interference), leading to reduced power or even severe damage.
· Precise timing optimizes combustion efficiency, which in turn affects power output, fuel economy, and emission levels.
· Modern Variable Valve Timing (VVT) systems build on this to dynamically adjust valve opening and closing timing further.
·The timing gear/chain in some engines also drives components such as high-pressure oil pumps and balance shafts to operate synchronously.
1.Ultra-High Durability
·The timing gear is manufactured from high-strength alloy steel. Its wear resistance and tensile strength are far superior to those of rubber timing belts. The service life can reach over 200,000 kilometers, and it may even match the service life of the engine.
·Metal gears experience slow wear and are not prone to breakage. In contrast, belts need to be replaced every 60,000 - 100,000 kilometers and have a higher risk of breakage.
2.Precise Synchronization
·The meshing transmission error of gears is extremely small, enabling the phase difference between the crankshaft and the camshaft to be controlled within 0.5 degrees, thus preventing valves from colliding with pistons.
·Belts are prone to aging and deformation after long-term use, leading to tooth skipping or timing deviation and affecting combustion efficiency.
3.Adaptability to Extreme Environments
·Metal gears are resistant to high temperatures (engine compartments can reach over 150℃) and oil contamination and corrosion. In contrast, belts are prone to deterioration when exposed to high temperatures and in contact with engine oil.
· Chains require oil lubrication, but gears themselves have lower lubrication requirements and are easier to maintain.
4.Power Transmission Efficiency
·Gear transmission has high rigidity and low power loss, making it suitable for high - speed engines. Belts have elastic deformation, which may affect synchronization accuracy under high - speed operating conditions.
The 13070 bz010 controls camshaft timing in VVT systems, optimizing valve operation to improve fuel efficiency, engine power, and emissions control.
The 13070 bz010 is designed for Toyota engines, especially the 4NR series, and is compatible with OEM numbers such as 13070-37010, 13070-0T030, and 13070-0Y020.
Symptoms may include engine rattling noises, reduced acceleration, poor fuel economy, and check engine light activation due to timing issues.
As part of Japanese-Engine Timing Gears, the 13070 bz010 is built to meet the precision and reliability standards required by Japanese automotive engineering.
Installation of the 13070 bz010 requires mechanical expertise and proper timing alignment tools. Professional installation is recommended to ensure optimal engine performance.
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