This segment is from automotive author Jim Richardson’s video, “How To Port Cylinder Heads for More Power.” Here Jim describes how to do port matching. To view the entire video, order for 19.95+shipping at www.ccgtvonline.com

Popular Mechanics takes you inside the workings of New York’s first robotic parking garage. Opening soon to the public, Automotion’s new automated parking system parks — or unparks — your vehicle in as little as 90 seconds. For more videos from Popular Mechanics visit: www.popularmechanics.com Everything from the World of Popular Mechanics: www.popularmechanics.com Subscribe to [...]

72mm Outside Diameter
59.61mm Inside Diameter

Product DescriptionGorilla Automotive Hub Centric Rings are designed to correct minor wheel and hub dimensions. These centric rings provide a true wheel centering on the vehicle’s hub. This centering of wheel stops vibration and gives a smooth ride, preventing any damage that is likely to be caused to the wheel or [...]