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Brand: C.OEFT
OE numbers: ASBG- XD.NU2.0-4 24350-2E700 24370-2E010
Product Name: Timing Chain Kit
Compatible model:
Product status: New
Number of teeth on the product:
Product weight: 4.850kg
Packaging size: 40X40X10 cm
Product packaging: Neutral Packaging
Car Series: Korean
Car Type: for Hyundai-Kia NU2.0/1.8
The kit’s components work together to ensure the Hyundai-Kia NU2.0/1.8 engine’s timing accuracy:
·Timing Chain (24350-2E700): As the core transmission part, it connects the crankshaft and camshaft, maintaining a 1:2 rotation ratio (critical for four-stroke engines). It ensures the intake/exhaust valves open and close at the exact time corresponding to piston movements (intake → compression → power → exhaust strokes), preventing "timing misalignment" (a major cause of valve-piston collision, bent valves, or engine seizure).
·Timing Guides (24370-2E010): Fix the chain’s running path, avoiding lateral deviation or vibration of the chain during high-speed rotation (up to 6,500 rpm for NU engines), ensuring stable engagement between the chain and sprockets.
·Tensioner: Automatically adjusts the chain’s tightness in real time. When the chain stretches slightly due to wear, the tensioner pushes the guide to compensate for slack, maintaining optimal chain tension and avoiding tooth skipping.
2. Stable Power Transmission & Fuel Efficiency Improvement
·Zero Slippage Transmission: The metal timing chain (unlike rubber timing belts) has no risk of slippage due to oil contamination or high temperature. It ensures 100% power transfer from the crankshaft to the camshaft, maintaining the NU2.0/1.8 engine’s rated horsepower (140-160 HP) and torque (170-190 N·m), avoiding power loss caused by timing instability.
·Reduced Friction Loss: The improved version’s polished chain pins and low-friction guides reduce the timing system’s friction resistance by 25%, which helps the engine reduce fuel consumption by approximately 3-5% (especially in urban stop-and-go driving), aligning with the NU engine’s focus on fuel efficiency.
·Material Enhancement: Key components (timing chain, tensioner, guides) adopt upgraded materials compared to standard versions. For example:
The timing chain uses high-strength alloy steel with double heat treatment (carburizing + quenching), improving tensile strength by 15-20% and wear resistance by 25%, effectively avoiding chain stretching or tooth deformation under long-term high-load operation.
Tensioner housing is made of reinforced engineering plastic (PA66+GF30) (glass fiber-reinforced nylon), which resists high temperatures (up to 220℃) and aging, preventing cracking caused by engine heat.
·Structural Optimization: The chain’s link pins feature a "micro-polished surface" design, reducing friction with guides by 30%; the tensioner’s internal spring uses a variable-stiffness structure, maintaining stable pressure even under engine vibration, avoiding excessive slack or tightness of the chain.
2. Precise Compatibility with Hyundai-Kia NU2.0/1.8 Engines
·OE Part Number Matching: Strictly conforms to the specifications of Hyundai-Kia original part numbers 24350-2E700 (timing chain), 24370-2E010 (timing guide), and the kit-specific ASBG-XD.NU2.0-4. It is 100% compatible with NU2.0 and NU1.8 engines (e.g., Hyundai Gamma II NU series, Kia Kappa NU series), with no need for modifications to the engine’s timing system—realizing "one kit for full replacement".
·Integrated Kit Convenience: Unlike single-component purchases, this kit includes all core timing parts (timing chain, tensioner, upper/lower guides, damper, etc., based on standard configuration). It avoids mismatches between individual parts (e.g., chain pitch incompatible with tensioner stroke) and saves time on sourcing separate components for repair shops or users.
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