Zddp additive. Users share their opinions, experiences and suggestions on Amsoil, VR1, Lucas, Redline and other products. Zinc helps to reduce wear and tear on critical engine parts, especially in older vehicles and high-performance engines. The main application of ZDDPs are as anti-wear additives in lubricants including greases, hydraulic oils, and motor oils. Related: Best Motor Oil Products For Your Car Apr 29, 2024 · Does the amount of zinc in your car’s engine oil really matter? Here’s the often-misunderstood truth you need to know about this additive for protecting your car. . What Are Zinc Additives in Motor Oil? Zinc additives, often labeled as ZDDP or Zinc Dialkyl Dithiophosphate, are chemical compounds added to motor oil to enhance engine protection. Patented in 1944, this molecular family has been used as low-cost, multifunctional additives in engine oils, transmission fluids, hydraulic fluids, gear oils, greases, and other lubricant applications. Zinc (also known as ZDDP, ZDTP or zinc dialkyldithiophosphate) is the most common lube oil additive. ZDDPs also act as corrosion inhibitors and antioxidants. Nov 22, 2004 · A discussion thread about different brands and types of ZDDP additives for older vehicles with flat tappets. ZDDP is perfect for new engine break-ins, providing extra protection for the new camshaft and lifters. Aug 8, 2025 · ZDDP creates an anti-wear layer at friction points to prevent metal-to-metal contact and eliminate wear. Find out how much ZDDP you need for your engine and how to choose the right oil for your application. Aug 12, 2022 · Learn why ZDDP is essential for flat-tappet cams, engine break-in, and oil protection. yqfc riusmp kcru sibhp raclhns hyapsx eihdg pypwgtp jfaxp tnnwrhe