by Donnie Hurt | Feb 2, 2017 | DIAGNOSTICS
THEY ARE NOT ALL FAILURES You might not believe this, but not every 2.9L, 3.0L or 4.0L V6 Ford factory cylinder head cracked and failed. Nor did every 706 GM 4.8-5.3L with the “battery” emblem. Cylinder heads fail for a reason. Now the difference between success or...
by Donnie Hurt | Feb 2, 2017 | GASKETS & SEALING
FLATNESS AND SURFACE FINISH Cylinder head and block flatness and surface finish are critical to proper head gasket sealing. The following general specifications cover both gasoline and diesel engines. Since bolt spacing, location of oil and water holes, pressures,...
by Donnie Hurt | Feb 1, 2017 | BLOCK WORK
SLEEVE DRIVER When you are installing a repair sleeve in a engine block, it’s important to drive it in nice and straight with even pressure on the top of the sleeve. I made a sleeve driver tool out of an old car axle. I pressed out the studs and shortened it. It works...
by Donnie Hurt | Jan 5, 2017 | CYLINDER HEADS
WOODIN’ YOU LIKE SOME I have made a variety of valve holders, each made for different head configurations. I make them out of wood and drill holes matching the head configuration so I can replace the valves back into the same valve guides. The attached example is...
by Donnie Hurt | Jan 3, 2017 | CYLINDER HEADS
HEAD POST Sometimes it’s easier to work on something if you can get it a little higher up in the air. I made a steel post with a tapered end to hold cylinder heads up high above the assembly bench. The single post allows me to swing the head around easily and it is...
