The Rocker Arm (OEM Number: 13257-43G03) is a premium-quality, direct replacement valvetrain component designed for Nissan TD25 diesel engines. This rocker arm is mounted on the rocker shaft and pivots to convert the upward motion of the pushrod into downward motion to open the valve. Manufactured from high-strength aluminum with a cast silver finish, it is lightweight yet durable, featuring a hardened wear pad and precision-machined pivot bore.

• OE Quality: Manufactured to Nissan dimensional and material specifications for perfect fit and reliable valve actuation
• Aluminum Construction: Lightweight yet strong, reduces reciprocating mass
• Cast Silver Finish: Corrosion-resistant and professional appearance
• Hardened Wear Pad: Precision ground for durability and low friction
• LU Brand Quality: Trusted aftermarket brand with high quality standards
• Restores Valvetrain Performance: Eliminates tapping noise, uneven valve lift, and power loss
• Direct Replacement: Matches OE dimensions - simple installation
• Cost-Effective: Affordable alternative to genuine Nissan rocker arms

This rocker arm is specifically designed for Nissan TD25 diesel engines.

• Nissan Cabstar (light truck)
• Nissan Atlas (light truck)
• Nissan Navara / D21 (pickup, TD25 engine)
• Nissan Urvan (van, with TD25)

• 4-Cylinder, Inline Diesel, OHV
• Displacement: 2.5L (2499cc)

1. Remove valve cover and any related components
2. Remove the rocker shaft assembly or individual rocker arm
3. Inspect the rocker shaft and pushrod for wear
4. Lubricate the new rocker arm's pivot bore and pad with engine assembly lube
5. Install the new rocker arm onto the shaft or pedestal. Ensure proper orientation
6. Torque the rocker arm shaft bolts or adjustment nut to specification
7. Adjust valve lash to OE specification (typically 0.25-0.35mm cold for TD25)
8. Install new valve cover gasket and reassemble
9. Start engine and check for abnormal noise
10. Re-check valve lash after warm-up if required

• Material Verification: Aluminum alloy composition and hardness tested
• Dimensional Inspection: Pad radius, pivot bore diameter, and overall length verified
• Hardness Testing: Wear pad hardness (HRC 50-55) confirmed
• Visual Inspection: 100% checked for casting defects, burrs, or surface flaws
• Packaged Safely: Wrapped in protective plastic, boxed with foam

• Neutral export packing or customized packaging available
• Carton or wooden case for safe transportation
• Fast delivery for stock items
• Shipping by Express Air or Sea

For pricing, availability, or bulk purchase of the Rocker Arm 13257-43G03 For Nissan TD25 Engine, please contact our sales team for a competitive quote and expert technical support.