Cloyes 9-5176 Engine Timing Chain Tensioner - Upper

Overview of Cloyes Engine Timing Chain Tensioner 9-5176

The Cloyes 9-5176 engine timing chain tensioner is designed specifically for Nissan 240SX, D21, and Pickup models. This cast, hydraulic/spring tensioner ensures precise chain tension for optimal engine valve train performance.

• Material: Durable cast construction
• Chain Type: Hydraulic/spring mechanism
• Activation Type: Activation pin
• Dimensions: Length 2.30", Width 1.93", Height 0.98"
• Mounting: Two mounting holes with 0.27" inside diameter
• Spring Included: Yes
• Adjustability: Non-adjustable, manual adjustment not required
• Color: Gray finish
• Fitment: Specific fit for Nissan 240SX, D21, and Pickup
• Bolts: Not included

Detailed Product Description

The Cloyes 9-5176 timing chain tensioner is engineered to maintain proper tension on the timing chain in Nissan 240SX, D21, and Pickup engines. Constructed from cast material, it offers durability and resistance to wear under engine operating conditions. The hydraulic/spring design uses an activation pin to engage the tensioner, providing consistent chain tension without the need for manual adjustment. Its compact dimensions (2.30" length, 1.93" width, and 0.98" height) allow for precise fitment in the valve train assembly. The tensioner mounts securely with two holes sized at 0.27" inside diameter, ensuring stable installation. This part is designed for specific fitment, making it a reliable replacement for the original equipment in compatible Nissan models.

Common Applications and Issues Addressed

• Prevents timing chain slack and reduces chain noise
• Helps avoid engine misfires caused by improper valve timing
• Reduces risk of timing chain skipping or jumping teeth
• Maintains engine performance and efficiency
• Addresses wear-related tensioner failure in Nissan 240SX, D21, and Pickup engines

Installation Notes and Tips

• Ensure engine is cool before installation to avoid injury
• Verify compatibility with Nissan 240SX, D21, or Pickup before installation
• Use appropriate tools to remove old tensioner and install new one securely
• Check mounting holes and alignment carefully to prevent leaks or misalignment
• Bolts are not included; reuse original hardware or source correct bolts separately

Quality Assurance and Warranty

Cloyes manufactures the 9-5176 timing chain tensioner to meet or exceed OEM specifications for Nissan engines. The cast construction and hydraulic/spring design provide reliable performance under normal operating conditions. While specific warranty details may vary, Cloyes products typically come with a limited warranty against defects in material and workmanship. It is recommended to consult the product documentation or supplier for exact warranty terms.