Graphene engine oil added to 3.5L Toyota Dennis November 12, 2025 1 minute read The results of adding graphene engine oil to a 3.5L Toyota engine with 170,000 miles. Testing to see if graphene eliminates the clacking sound from the valve advance on 3.5L Toyota engines. Let me know if you find these videos useful About the Author Dennis Administrator View All Posts Post navigation Previous: Another Post Office ScamNext: 10 Top Reasons to Switch to Linux Ubuntu Related Stories Advantages of Home Ownership Dennis June 4, 2026 0 Setting up an Email Spam Filter Using Spam Score Dennis May 7, 2026 0 Why Not a Home Office Dennis April 29, 2026