by Donnie Hurt | Jul 1, 2021 | TOOLING
DAS ARNOLD GAUGE It is a common thing with Arnold Gauge calipers to have the original set screws strip out. Many try welding the holes shut or drilling a new hole. We have found that by simply re-tapping the hole for a 3mm set screw it will make it like new. Adney...
by Donnie Hurt | Jun 1, 2021 | OTHER SHOP WORK
BLUE BE GONE Metal parts that are exposed to too much heat will turn a shade of Blue. I found that brushing white vinegar on the eye of the connecting rod, after heating to install pistons, removes the Blue. Put vinegar in a plastic container for dipping small parts,...
by Donnie Hurt | Jun 1, 2021 | GASKETS & SEALING
WATCH FOR THE GROUND STRAP This happens far too often. After servicing late Chrysler Hemi heads, they’re back within a day or 2. If the installer is not careful, they get the ground strap between the head and the gasket during installation. Once they are torqued down...
by Donnie Hurt | Jun 1, 2021 | ASSEMBLY
THRUST WATCH As engine builders we always make sure the crankshaft thrust is proper before assembling the rest of the engine. I believe we should also be measuring it again when it is in the vehicle because there are so many possible flywheel/clutch, torque converter...
by Donnie Hurt | Jun 1, 2021 | CYLINDER HEADS
LS SPRING HEIGHT Measuring installed height on LS or any other engine with beehive or small OD retainers can be tricky without a special height mic. But if you take your standard height mic and flip it upside down it will work. You will likely have to take a...