by Donnie Hurt | Apr 1, 2021 | DISASSEMBLY & CLEANING
HEX HEAD VALVE NUT Disassembling an old stuck engine can be challenging. When valves are stuck in the valve guides, try welding a nut to the face of the valve. Now you can rotate it to help free it from the guide. Dave Matton D and D Auto Machine Bloomington, MN...
by Donnie Hurt | Mar 1, 2021 | OTHER SHOP WORK
MAKE IT BIGGER Some engines are harder to increase the compression ratio on than others. Sometimes we are limited in cylinder head chamber size and sometimes higher compression pistons are not available or effective for certain engines. Increasing the crankshaft...
by Donnie Hurt | Mar 1, 2021 | OTHER SHOP WORK
ANTI-VIBRATION TOWEL When machining or lightening a flywheel on a lathe, vibration and chattering will often cause a poor surface finish. To dampen the vibrations and achieve a nice smooth finish, soak a bath towel in water, wring it out and wrap the damp towel...
by Donnie Hurt | Mar 1, 2021 | CRANKSHAFTS & CONNECTING RODS
HEAVY METAL When adding heavy metal to crankshafts, you always want a nice clean installation. I start with a slightly heavier slug than required and machine the center of the tungsten like a barbell to bring the crank into balance, instead of running it short in the...
by Donnie Hurt | Mar 1, 2021 | CRANKSHAFTS & CONNECTING RODS
CRANK BALANCE SOCKET If your shop has a particular crankshaft design you tend to balance on a regular basis, we recommend using a crankshaft snout socket as a locator on your magnetic attachment for rpm and position on your balancer. This allows you to quickly remove...
