by Donnie Hurt | Sep 1, 2020 | CAMSHAFTS & VALVE TRAIN
NUMBER YOUR LIFTERS When installing flat tappet lifters, we number the lifters to their corresponding cylinders. This can be useful in the event that the engine is ever disassembled. This helps to keep the lifters from getting out of order and to ensure they are put...
by Donnie Hurt | Aug 1, 2020 | DISASSEMBLY & CLEANING
BLASTING OBSERVATIONS Here’s a couple of tips regarding soda blasting. Soda is very fine and it can become very cloudy and difficult to observe your work. I have drilled fresh air intake holes around the periphery of the viewing window, which helps keep the area...
by Donnie Hurt | Aug 1, 2020 | CRANKSHAFTS & CONNECTING RODS
TONING UP AN LS On LS Crankshaft’s we are balancing, I always use a tone ring alignment tool to check that the alignment is correct. Then we place two equally spaced welds to ensure the ring stays aligned. High RPM LS engines have been known to spin the tone ring....
by Donnie Hurt | Aug 1, 2020 | CYLINDER HEADS
OHC LIFTER PULLER When I disassemble an Ecotec head I always have trouble getting the lifters out. There is not enough room for my small fingers to grab on and sometimes they are stuck with varnish. I use ¼” fuel hose, about a 6” length, to slip over the tip of the...
by Donnie Hurt | Aug 1, 2020 | CRANKSHAFTS & CONNECTING RODS
MAKING IT SIMPLE When I build my bobweights a simple piece of PVC for a stand makes it easier. Just zero out the scale and add the weight. Randy Torvinen Torvinen’s Machine Menahga, MN August, 2020