Crankshaft Pulley for MAZDA CX-7, Mazdaspeed3, Mazdaspeed6 — L3K9-11-400

Product Overview and Key Features

This crankshaft pulley (also referred to as a harmonic balancer or vibration damper) is manufactured to meet or exceed OEM specifications for Mazda’s 2.3L MZR DISI Turbo engine platform. It is designed to absorb crankshaft torsional vibrations, protecting internal engine components and ensuring the long-term reliability of the accessory drive system. Each unit undergoes strict quality control to ensure dimensional accuracy and balanced operation, which is critical for high-torque turbocharged engines.

• Direct OEM replacement for MAZDA 2.3L MZR DISI Turbo (L3-VDT) and compatible 2.5L naturally aspirated engines — exact fit, no modifications required
• Integrated rubber vibration damper reduces engine noise and extends serpentine belt service life
• Precisely balanced to minimize engine vibration across the entire RPM range, essential for high-performance turbo applications
• High-strength construction capable of withstanding the heat and stress of modern DOHC turbo engine environments
• Anti-corrosion surface treatment for long-term durability

Detailed Product Specifications

Vehicle Compatibility and Fitment Guide

This crankshaft pulley is compatible with the following MAZDA models. Fitment data is cross-referenced against official parts catalogs for the 2.3L Turbo and 2.5L platform:

Please verify your vehicle’s engine code and OEM part number before ordering. This part number is specifically designed for the high-torque L3-VDT turbo engine configurations. If your original pulley carries L3K9-11-400, this replacement will fit correctly.

Why Choose Our Crankshaft Pulley

• OEM-level quality at aftermarket pricing — manufactured on the same production lines that supply major automotive brands, ensuring consistent quality without the dealership markup
• Extended service life — premium rubber bonding between hub and outer ring prevents separation and cracking under high heat and sustained RPM loads
• Strict quality inspection — every unit is dynamically balanced and measured against OEM blueprint specifications before shipment
• Fast worldwide shipping — well-stocked inventory ensures short lead times for both sample orders and bulk purchases

How to Order and Inquire

For pricing, bulk discounts, or technical questions, please contact us directly:

• Send an inquiry with the OEM part number and quantity required
• We respond to all inquiries within 24 hours on business days
• Custom packaging and private labeling available for volume orders

E-mail: info@CPTautoparts.com | sales@CPTautoparts.com