Pulley Kit, Yanmar 4JH4-HTE-TE-DTE

The AltMount® Serpentine Pulley Conversion Kit provides an easily installed solution to provide greater load transfer and reduce engine noise and vibration. While the installation process for this kit is moderately simple, Balmar strongly recommends reading and following the installation instructions closely when installing the kit—this AltMount® Serpentine Pulley Conversion Kit for Yanmar diesel engines.

Yanmar Engines Covered: 4JH4-HTE-TE, -DTE

Kit Includes:

Three Ten-Groove (J10) Pulleys
Two J10
46″ circumference serpentine belts (one spare) and mounting hardware

Note: If users specify an AT-200A Alternator, a longer belt length may be required. Call Balmar Technical Support @ +1 (360) 435-6100 x3

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

⚓ Smooth Sailing Shipping

Enjoy FREE standard shipping on most orders over $250 within the continental U.S. (excl. heavy/oversized/hazardous items).

We ship via UPS, FedEx, and USPS . Orders are processed in 1–2 business days with typical delivery in 1–5 business days .

🧭 Track The Voyage

You’ll receive tracking info by email once your order ships. If your package is marked “delivered” but not received, please wait 48 hours then reach out to our team.

🛟 Hassle-Free Returns & Exchanges

Returns accepted within 30 days of delivery. Items must be unused and in original packaging.

Mistaken or damaged cargo? We’ll handle return shipping.
Changed your course? Return shipping is on you.
Report defects or damage within 7 days for a free exchange.

💰 Anchor Your Refund

Refunds go back to your original payment method within 5–7 business days after inspection.

📨 Contact the Crew

Questions about your order? Drop anchor at sales@marineelec.com .