PVC CAN BE A WONDERFUL TOOL I have a 6 inch length of 3/4 PVC pipe I have used for maybe 25 years. I use it for pushing floater wrist pins out of pistons with no damage. I use it to bottom washers on studded heads. I have used it to carefully push head gaskets onto...
MYSTERY OIL CONSUMPTION Sometimes we get engines in the shop that have unexplained oil consumption. The rings, valve guides and seals all appear to be just fine. Valve guide replacement, spring cup modifications, heavy porting and machining rocker arm bosses are just...
IMPROVING THE BLASTING EXPERIENCE Like most machines, our glass beader has two 75 watt lightbulbs hanging down from the inside top. These cause a lot of shadows, glare in your line of sight and every once in a while, when you least expect it, a bulb shatters as if for...
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...