by Donnie Hurt | Sep 1, 2021 | OTHER SHOP WORK
PLUG AND FITTING HOLDERS We keep NPT unions by the lathe for drilling pipe plugs for restrictors. We can screw the fitting in, chuck it up and use the lathe to drill the fitting. We use a split nut on conventional thread fittings. Adam Cofer Don Ott Racing Engines...
by Donnie Hurt | Sep 1, 2021 | BLOCK WORK
FIRE WIRE When I install wire O-rings, I use a mini handheld belt sander to do the first 45° scarf cut. Then, I walk the ring wire around, partially depth-set in place, leaving about 5/8” of a tail. Next, I mark the mating end with a felt tip marker. This gives you a...
by Donnie Hurt | Sep 1, 2021 | CYLINDER HEADS
SET-UP STEMS When checking in heads, it’s nice to just use “Set-up Stems” instead of having a box of miscellaneous valves for testing. They can at least tell you if the valve guides are useable or worn. I have the common sizes, the ones I use a lot and plan to...
by Donnie Hurt | Aug 1, 2021 | OPERATIONS
BEHIND CURTAIN #1 Everyone hates cleaning the flywheel grinder. Chipping or scraping takes time and is not very productive. We found that lining the inside of the machine with a cut up shower curtain or plastic sheet and using spring clips to secure it at the top...
by Donnie Hurt | Aug 1, 2021 | CYLINDER HEADS
CYLINDER HEAD PORTING TIP When doing port work and rolling the short turn radius, sometimes it’s difficult to get in there and get a good angle with the burr or sanding roll. I use a tapered cone type cartridge roll, but I flip it backwards on the mandrel. This will...
