Cloyes B315 Engine Timing Belt - Camshaft

Cloyes B315 Timing Belt for Hyundai and Kia

The Cloyes B315 engine timing belt is built for specific Hyundai and Kia applications that require precise camshaft timing. It is a rubber, circular-profile belt with 207 teeth, a 1.25-inch width, and a 66.000-inch overall length for direct-fit service on listed interference engines.

For shoppers searching for a Hyundai Sonata timing belt, Kia Optima timing belt, or a timing belt for Hyundai Tucson and Kia Sportage applications, this Cloyes part number B315 is designed to meet OEM performance requirements with quiet operation and consistent timing control.

Key Features

• Rubber timing belt with a circular profile
• Specific-fit design for listed Hyundai and Kia engines
• 207 teeth and 66.000-inch overall length
• 1.25-inch belt width for application-specific fitment
• Timing marks included for installation reference
• CAD-designed and manufactured with advanced materials
• Extensively tested for function and durability

Application Details

Cloyes B315 is an engine timing belt for camshaft drive service on select Hyundai Sonata, Hyundai Santa Fe, Hyundai Tiburon, Hyundai Tucson, Kia Magentis, Kia Optima, and Kia Sportage models. It is listed for interference engine applications, where accurate valve timing is critical to engine operation.

This part cross-references OE part number 2431237500 for the same application. If you are replacing a worn Hyundai Sonata timing belt or servicing a Kia Optima camshaft drive, B315 provides the specified belt profile and tooth count for the listed vehicles.

What This Timing Belt Helps Address

• Engine noise caused by a worn or aging timing belt
• Loss of camshaft timing accuracy
• Cracking, glazing, or tooth wear on the existing belt
• Service needs on interference engines with timing belt wear
• Timing mark alignment during scheduled belt replacement

Installation Notes

Replace the belt only on the exact applications listed in the fitment data. Cloyes recommends replacing the belt tensioner(s) and belt idler(s) at the same time, since these components help maintain proper belt tension and tracking. Verify engine code, model year, and camshaft application before installation.

For Hyundai Tucson, Hyundai Santa Fe, Kia Sportage, and Kia Optima timing belt service, confirm all timing marks are aligned before engine start-up. Refer to the online catalog for application-specific details.

Quality Assurance

Cloyes designs timing drive components to meet or exceed OEM performance requirements and tests each part for function and durability. The B315 timing belt is manufactured to support quiet, maintenance-free operation in the listed applications.