Specifications

Features

• Maintains critical valve timing
• Prevents performance problems and possible engine damage that can result from incorrect timing
• Manufactured by the world leader in timing drive systems
• The only aftermarket timing component manufacturer that is also a Tier 1 supplier to original equipment vehicle manufacturers
• Cloyes maintains ISO/TS 16949 quality certification
• Manufactured in company owned plants from the highest quality materials and to the highest quality standards

Product Details

Engine Timing Set (9-3503X9) by Cloyes®. Keep your engine’s valvetrain in perfect time with Cloyes, the world leader in timing drive systems. No matter whether you need a timing gear or complete timing gear set, Cloyes has the OE quality parts that will fit right and deliver optimal performance. Sprockets are made from high alloy steel, and heat-treated for durability. Chain is pre-stressed and heat-treated for longevity.

The crankshaft drives the valvetrain via timing gears. Gear timing must be precise to ensure the valves open and close at the right time, for optimum engine performance. However, worn gears can cause timing to go astray and cause the engine to not start or run poorly. When it’s time to replace worn timing system components, depend on Cloyes for the OE quality timing drive components that will restore engine performance and reliability. Cloyes has been manufacturing timing components for over 80 years. It’s their only product line, which enables them to concentrate on maintaining the highest quality standards. In fact, Cloyes has achieved ISO/TS 16949 quality certification, the highest level offered for the design/development and production of automotive related products. Cloyes is the only aftermarket timing component manufacturer that is also a Tier 1 supplier to OE vehicle manufacturers. As an OE supplier, Cloyes knows how to make parts that install and work perfectly, so you can be assured that whatever timing components you need for your vehicle, with Cloyes you’ll get OE fit and function. Cloyes parts are CAD designed and manufactured using advanced materials. Each part is extensively tested for function and durability to ensure optimal performance. Cloyes is so confident in the quality and performance of its timing components that it warrants all except high-performance products to be free from defects in materials and workmanship under normal operating conditions for as long as the original purchaser owns the vehicle in which the product is originally installed.

Vehicle Fitment Table

FAQ

Will this fit my vehicle?
Please verify your year, make, model, position, and any fitment notes using the Vehicle Fitment Table above before purchase.

What part number is this?
The listed part number is 9-3503X9.

Is this product designed for direct replacement?
Yes. This product is intended to match the compatible vehicle applications listed in the fitment table.

Should I confirm fitment before ordering?
Yes. Always compare your original part, position, and vehicle details with the fitment table before ordering.

Common Searches

• Engine Timing Set for BMW 3-Series
• 9-3503X9 fitment
• Cloyes Engine Timing Set
• 1991 BMW 3-Series Engine Timing Set