Kia Optima V6 Valve Cover Gasket Replacement | Front & Rear + Spark Plug Seals DIY

Leaking valve covers on your Kia Optima V6? In this video, I’ll guide you through the full replacement of both front and rear valve cover gaskets on a Kia Optima with the V6 engine — plus the spark plug tube seals. I also show you the key steps to remove the intake manifold, highlight common obstacles, and how to properly prep and seal everything before reassembly. --- ✅ What You'll Learn: 1️⃣ How to remove the upper intake manifold safely 2️⃣ Tips for reaching the rear valve cover without damaging sensors 3️⃣ How to replace spark plug tube seals 4️⃣ Best practices for gasket surface cleaning 5️⃣ Where to apply RTV sealant and torque specs to follow --- 🛠️ Parts & Tools Used (Amazon Affiliate Links): Valve Cover Gasket Set for Kia V6: https://amzn.to/4koiney Mechanic Tool Set (Socket + Wrench Kit): https://amzn.to/3GWurFp (Originally shared in prior video — reused for consistency) --- Support the Channel: If this video helped you avoid a costly repair bill, hit LIKE, COMMENT, and SUBSCRIBE to support more detailed, hands-on DIY repairs. --- Connect with Neighborhood Mechanic: YouTube:    / @neighborhood-mechanic   Facebook:   / 1dtkfqeute   Instagram:   / neighborhoodmechanic4   Nextdoor: https://nextdoor.com/pages/neighborho... Website: https://sites.google.com/view/neighbo... --- Hashtags / Tags: #KiaOptimaV6 #ValveCoverGasket #KiaRepair #EngineOilLeakFix #NeighborhoodMechanic #SparkPlugSeals #KiaDIY #IntakeManifoldRemoval