by Donnie Hurt | Apr 1, 2014 | CYLINDER HEADS
COMBUSTION CHAMBER MOLDS When making chamber molds for a variety of purposes, including holding up the valves on the assembly bench (As opposed to a beanbag or shop rag) common auto body filler (Bondo) works very well. It’s fast and very inexpensive. Just mix the body...
by Donnie Hurt | Mar 1, 2014 | ASSEMBLY
MANUFACTURERS TECH TIP: Fundamentals of Engine Bearing Clearances The durability of any engine – stock or performance – is tied to the engine builder’s skill in achieving optimal bearing clearances . Too little or too much clearance will reduce or eliminate the vital...
by Donnie Hurt | Mar 1, 2014 | ASSEMBLY
HOLDING A CYLINDER HEAD WHILE INSTALLING When installing a head on a V8 or V6 block there is always that chance that one head may not seat correctly and fall off before you can bolt it down. Take old head bolts and cut the heads off. Then cut a slot in them that will...
by Donnie Hurt | Mar 1, 2014 | BLOCK WORK
CYLINDER SUPPORT Honing motorcycle or power sport cylinders can be difficult. The thin bottom portion of the cylinder often protrudes 1”-3” below the cylinder assembly and if this thin/bottom portion of the cylinder is not supported during the honing process, the hone...
by Donnie Hurt | Mar 1, 2014 | CYLINDER HEADS
NON-STICK EQUALS NICER FINISH I find that when machining some valve seats my cutter will get a build up and give a poor finish. I use a small knife to scrape the cutter clean, than I smear PAM (non-stick spray) on the seat and the cutter for the last .002” cut. It...
