2-speed

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1964 LiL Indian 600 Mini Matic 2-speed Advertisement

Looking for a two-speed jackshaft assembly. Needs to be clean and fully functional. Shaft diameter of 5/8" is best, and needs to be at least 8.5 inches long.

Dual sprocket Comet clutch for sale. Good used condition. 3/4" bore, #35 sprockets. Pictures coming shortly. Asking $75 shipped. PayPal as a friend or include the fees.

Works just fine,comes with 5/8" jackshaft. About 4 hours of use since bought new. Chains not included. About $300 worth of stuff, $200 shipped USPS ConUS.

NOS V-Plex 2 speed clutch I have been saving for a project for years. Operates with a cable much like the early Heathkit bikes. I have only seen one other 2-Speed V-Plex unit which belongs to OldMiniBikes member Richtrix who reports it works great on his Tecumseh Powered Doodlebug...

Sears/Roper mini bike with possibly the original 5hp tecumseh engine Has suspension front and rear, original seat,tank,2-speed jackshaft all in good condition, engine runs strong. 450.00 located in Kenosha WI call(262)914-9322

Some of you may remember that I placed a wanted ad a few months ago looking for one of these. I also scoured the internet including Ebay, unfortunately, there were none to be found, and I became a bit discouraged. I DID, however, have two valued OldMiniBikes members step up (almost simultaneously) and...

I am in need of the jackshaft mounting plate like in the photos below. I do not need any of the other 2-speed parts, just the metal mounting "box". I am hoping that someone has one to sell? Please PM me if you can help out. Thank you, Michael

New Old Stock Comet second gear clutch. Nice part it you already have the rest of the parts to complete a two-speed jackshaft. Private Message (PM) me if interested. $80.00 Delivered.

******SOLD****** NOS COMET 2-speed Clutch and Jackshaft. 40 year old mini bike accesory in pristine condition, still wrapped in the original rust inhibitor paper. Had this in a display case for a year waiting for the right project to come along...time for somebody to put it to good...

From chainguard (small) to rear sprocket, or anything in between. Watcha got? :deal:

I am looking for some guidance and advice from the Sears Roper "Gurus" out there (especially "jimh" and "markus")... I have searched and read every previous thread and photo ever posted about these on this forum and I believe that I have a complete 2 speed assembly, with all of the components...

Comet 2-speed 5/8", 12" long #35 chain jackshaft with a Max-Torque dual sprocket 3/4", #35 clutch... Barely used, includes two D.I.D. blue chains, locking collars, high-speed bearings...and that's not rust on the low speed sprocket, they're 'browned' at the factory... $159 plus $11.65...

I bought this 2-speed jackshaft assembly from Yellowhand for a show bike. I never used it, just installed it on the bike for the show. Now I'm looking to sell it. $150 shipped to the lower 48 states. I took Yellowhands pics and used them on this thread, they are way better than the ones...

Is there supposed to be some springs in the secondary clutch on the comet 2-speed jackshaft? The weights in the clutch I have are just "floating" in there and are not attached to each other. It looks like they should be attached by some sort of spring on either end of the weights. Any help...

Comet autoshift two-speed. The jackshaft is N.O.S. , 5/8" shaft 8¼" length. Comet clutch is used. Clutch bushing has some wear, but not much. Inside of clutch bell needs cleaning up. It should be good for quite awhile if oiled. $150.00 Delivered: . . The clutch teeth are really nice.