PINS TO STANDOFFS It’s common for shops to use DOM (Drawn Over Mandrel) tubing to make standoffs they need to torque plate hone different engines. For a while there was a materials shortage, but that didn't mean there wasn't some old .927’ wristpins over in the scrap...
SHARPENER If you have one of these style sharpeners, we have found the rest and stop can be adjusted to sharpen your drill bits on the appropriate angle, for a sharp tip every time. Adam Cofer Don Ott Racing Engines York Springs, PA NOVEMBER, 2021
T-SLOT BRIDGE Occasionally, when clamping an odd-shaped part like a cylinder head or small engine block on our Bridgeport mill, the mill table's T-slots are not always spaced for convenient clamping. To make the job easier and faster, we machined a pair of steel...
BLOCK SQUARED For those using the common block deck indexing fixture, heres an easy way to check accuracy of the front plate. When you finish squaring up a block. Flip the plate backwards and check the deck across the surface to the plate again. It should read the...
GET YOUR BEARINGS When baking and shot peening cylinder blocks, I leave the main bearing shells and the cam bearings in the block to protect surfaces and maintain concentricity. Anthony Rotella Anthonys Marine & Service St Petersburg, FL NOVEMBER, 2021
CAM CENTERS When I need to polish the main journals on a camshaft, I use a straight shank center, or a large center drill will work. Insert the center deep enough in the chuck so the Cam pin or a stud will rest against a chuck jaw. All Cams have the centers on both...