PTFE REAR MAIN SEAL SERVICE PolyTetaFlouroEthylene sounds impressive, and it is. This is the latest material used for rear main seals and was originally developed for the over-the-road diesel engine market, for maximum life. Care must be taken when installing these...
DOING THE LS CRANK STAND Since the new LS motors all have reluctor rings, my son and I figured out a relatively easy way to stabilize our cranks when we are installing the reluctor ring to the crank. We honed out a junk harmonic balancer to use as a stand for reluctor...
CAST IRON THREAD PLUGS I make my own large threaded repair bushing from tapered pipe thread oil galley plugs, with an internal hex. The material of these plugs is hard enough to tap clean threads into, and very similar to your cast iron block or head. They are...
REDUCE – HEAT, PRESSURE, STRESS In the machine shop business we often consider stress, heat and pressure, as it relates to combustion, compression, bi-metals, etc. But when the weather gets extremely hot, like it’s been this summer, it’s also important for Managers to...
IN SHOP CAMSHAFT ANALYSIS Our shop has had a cam analyzer for over 28 years, so I had forgotten how we checked and identified cams in the past. Recently I was asked by another shop how to verify which of three customer supplied cams to install in the customer’s...
CHOOSING THE RIGHT FILTER FOR BREAK-IN Using an oil filter designed for racing may not be what you want when breaking in a new engine or new camshaft. These filters are designed to move more GPM, or Gallons Per Minute than a stock oil filter. To obtain this outcome...