Balmar Pulley Kit for Yanmar 4JH3-TE & 4JH3-HTE Engines - 48-YSP-4JH-D

Upgrade your charging system performance with the Balmar Pulley Kit for Yanmar 4JH3-TE and 4JH3-HTE engines. Specifically engineered for compatibility with these popular Yanmar diesel engines, this pulley kit ensures proper belt alignment and optimal alternator operation when installing or upgrading high-output alternators.

Designed for durability and precision, Balmar pulley kits are built from high-quality materials to handle increased loads associated with modern marine electrical systems. This kit helps improve belt grip, reduce slippage, and extend belt life—ensuring efficient power transfer and reliable charging performance.

Ideal for boaters upgrading to Balmar alternators or enhancing their onboard electrical systems, this pulley kit is a critical component for maintaining peak efficiency and long-term reliability.

Key Features:

• Belt Type: Heavy-duty J10 (10-groove) serpentine belt for superior power transfer.

• Reduced Noise & Vibration: The serpentine design runs significantly quieter and smoother than traditional belts.

• High-Output Compatibility: Required for installing Balmar 6-Series or XT-Series alternators to reach their full charging potential.

• Corrosion Resistance: Components are designed for the harsh marine environment to ensure long-term reliability.

• Designed for Yanmar 4JH3-TE & 4JH3-HTE engines

• Optimizes performance of high-output alternators

• Improves belt alignment and grip for reduced slippage

• Enhances charging efficiency and system reliability

• Constructed from durable, high-quality materials

• Helps extend belt life under heavy electrical loads

• Ideal for marine charging system upgrades

What's In The Box?

• (1) Crankshaft Pulley: Designed to fit over the existing engine crankshaft pulley.

• (1) Water Pump Pulley: A replacement pulley specifically machined for the 4JH3 series.

• (1) Alternator Pulley: Specifically for Balmar 17mm shaft alternators (note: stock Hitachi alternators may require a separate adapter pulley).

• (2) J10 Serpentine Belts: Includes one primary belt (48" circumference) and one matching spare belt.

• Mounting Hardware: All necessary Grade-8 fasteners and spacers required for the conversion.

Important Installation Note

If you are planning to use this kit with your stock Hitachi alternator rather than a Balmar unit, you will typically need to purchase the Balmar 48-AM-97 Hitachi Adapter Pulley to ensure proper belt alignment.

Ensure your alternator system runs at peak performance with the trusted engineering of Balmar pulley kits—built for efficiency, durability, and dependable power on the water.

This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

 
Manufacturer : Balmar
Manufacturer Part No : 48-YSP-4JH-D
UPC : 676205501057