by Donnie Hurt | Sep 1, 2023 | OTHER SHOP WORK
CNC FEED & FEED CHART Shops with CNC mills often need to do a “quick” task, such as drilling a few holes, or taking a cut along one axis, etc. this tip discusses 3 methods to do so. Most machines have a pendant or hand wheels the operator can use to...
by Donnie Hurt | Sep 1, 2023 | DISASSEMBLY & CLEANING
MORE DOWEL REMOVAL A great way of pulling precision dowels without damaging them, is to make a collared spud that slip fits into the dowel. Then, use a collet type dowel pin puller. The spud will allow the collet to clamp down without collapsing the dowel. We use this...
by Donnie Hurt | Sep 1, 2023 | ASSEMBLY
PISTON TO VALVE Everyone knows the clay method for piston to valve checks. Some people like to use a dial indicator with light “checker” valve springs installed, but that method doesn’t tell you about the actual numbers with the real valve spring installed. So, first...
by Donnie Hurt | Sep 1, 2023 | LUBRICATION & COOLING
OIL PUMP PRESSURE TESTER When modifying oil pumps for max relief pressure, it can be a crapshoot until the engine is running. This is one of my 50-year-old test units manufactured essentially from spare parts. A main cap, pressure gauge, and a sealable container. (To...
by Donnie Hurt | Aug 1, 2023 | BLOCK WORK
GET IT RIGHT When line boring and trying to figure out bearing clearance on an engine family that’s out of your norm, check your clearances before you start. Torque a bearing into a good bore and use the stock fasteners if you plan on aftermarket bolts or studs,...
