Engine Mount Rubber Insert (Position 3) for Mazda

This mount insulator supports the powertrain and isolates vibration. It is needed to keep the engine centered, reduce NVH, and protect axles, exhaust, and hoses. Replacing a tired insert restores quiet idle, smooth shifts, and clean take‑offs .

Why you need it

Age, heat, and oil soften the rubber, allowing excess engine movement. Fresh OEM‑grade rubber brings back factory balance, reduces cabin buzz, and prevents damage to nearby components.

How it works

A reinforced elastomer bonded to inner/outer sleeves works in shear and compression. It absorbs firing pulses, limits fore‑aft rock under acceleration and braking, and filters resonance. The oil‑resistant compound and tuned durometer deliver the right mix of comfort and control.

What happens if it’s broken

• Harsh vibration at idle and in Drive
• Clunk/thump on start, shift, or lift‑off
• Engine tilt; pull on shifter/steering; exhaust rattle
• Extra stress on other mounts, CV joints, and hoses
• Risk of cracked brackets or leaks ⚠️

Tech tips for replacement

Support the engine, align dowels, and torque fasteners at normal ride height. Do not preload the rubber. Inspect all mounts together; replace any collapsed pieces. After install, verify clearance to radiator fan and exhaust. ✅

Compatible models

• Atenza Sedan/Sport
• Atenza Sport Wagon
• 6
• 6 Wagon