ZZP Ecotec Timing Chain Guide Other-Platforms ZZPerformance is proud to bring

ZZPerformance is proud to bring you an easy to install

We have found this to bring more life to 4T65's with higher mileage

we simply remove the factory Regal vacuum pump and install a block off plate in its place

We know that digging into the world of modifying your car can be overwhelming

ZZP Ecotec Timing Chain Guide Other-Platforms ZZPerformance is proud to bringWhile the Ecotec engine has been a fantastic powerplant throughout the years, the single largest weak point of the system has always been the timing kit. There are a few inherent flaws with the stock system; 1) excessive noise, 2) chain instability, 3) poor reliability. Our new upgraded ZZP timing chain guide solves those major weak points in the system. Made of the same extremely durable material as our ZZP supercharger couplers this guide is