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A New Grinder

Hi All I found these drawings of this motor, I am reverse engineering it to model state. It has no carb, a friend has this one , which I believe is from an old Elgin engine????? The motor looks like the gears are outside the crankcase, as well as the valve stems. Anybody got any info on...

Hey All I don’t know about you, but one of the things that aggravates me is going to the grinder to sharpen a lathe tool bit or drill, and find the wheel looking like a bad dirt road with wagon wheel ruts. Here is a tool I designed to give a shape 90° corner that you can sharpen a split...

Hi All I am reaching out to anyone who has downloaded my Knucklehead plans, I hope to sell some of my other plans, at a low price, to try and earn a few extra dollars, to supplement my S.S. I would like to get some feedback, positive or negative. I am not asking anything for the Knucklehead...

HI all Going through my files, came up with this. Here is a design to make spark plug boots, the internal boot dimensions, can be changed to match your plugs. Jack Draw-Tech

Hey All Here,s a toy I have been designing. Jack Draw-Tech

Hi All The Knucklehead Plans are "FINALLY DONE". There should be (8 ZIP Files), that contain a total of (11 ZIP Files) Total of 108 drawings, which may have as many as 8 parts per page. Check to see the drawing size, and print them by size. Total of 19 dwf files that can be read by downloading...

Help !!!! I've started to upload drawing files in .zip and .pdf, (OUT OF DOWNLOAD SPACE AT 15 ITEMS) What do I do???? Jack Draw-Tech

Jack’s ¼ Scale Knucklehead Bar Build Plans "PLANS ARE ON THE DOWNLOAD SITE!!" (Added Master Parts List on E size Drawing) Up to 8 zip files. over 100 MB (Disregard all files downloaded from this thread.) Today I finally got to the point where I am satisfied with the model, so I will...

Hi all Here is a parts list for my Knucklehead. I have the dwf file of this motor, but it is to large to post. Anybody wants to see the model, until I finish the flat drawings, A drawing for each part, so lots of drawings. If you want the model to view drop me a e-mail to Jack...

Hi all Almost done, a little work on the oil system, throttle linkage, and then to build. If you want to see the guts, download dwf viewer at autodesk.com its free, and if nothing else you can play with the model. I am using the flywheel from my 4 Cylinder, to give some momentum, and cooling...

Hope this helps anyone. Read attached pdf Jack Draw-Tech

Hey All I Designed these holders to use my 3c collets from my 9" Southbend Lathe, I figured that many of have 3c collets, a Square and a Hex. Plans in pdf format Jack Draw-Tech

Started to design a 1/4 scale Harley Knucklehead V-Twin, hard to find any info as far as dimensioned drawings. Going from pictures, and measurements from a real one. Getting ready to start the machining of my V12 also. Draw-Tech

Hi All Making some progress on my V12, I cut everything down by 50%, Less than 7" long. Going to be fun to build. Bore .625, 6 PAK carbs each feeding two opposing cylinders, I have ordered a CDI for the distributor. I figure another two or three weeks to complete the design. I'm using Dale...

Looking for Feedback I'm debating to use single points, with a 12 point cam lobe or do I use double points and fire two cylinders at the same time with a 6 lobe cam, from what I read most 12 cylinder engines do that to balance itself. Any comments ?? Draw-Tech :wall:

Hi Guys Just to let you know I started to design this monster. Jack

Hi All Have finished my drawings, anyone interested can contact me at [email protected] Contents on CD 192 fully detailed drawings, 25 viewable 3d models, 17 Assembly video,s. See some of the plans on the plans forum home page $25.00 + S&H Jack

Hi all Finally finished the design of my 6 cylinder engine. I have over 1000 hour in this design, The models overall length of the stand is 20" long, 8" wide, 18" high. It has a bore of 1.125" stroke 1". The crank shaft will have two choices of build, 1 piece, or multiple pinned parts. All...

IMPORTANT UPDATE Due to limited amountof material between the two dovetails, I recommend adding this Support WedgeAssembly to the dovetail not in use. This will prevent flexing of the dovetailslot not in use.