General Discussion - Scale Model Gas Engines - Hit & Miss - Throttle Governed - Non-Compression

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A few little mods A few little mods Jim · October 26, 2020, 10:40:37 pm Hit & Miss Engine a few little Modifications https://youtu.be/neDWtN_X61Q 8 Replies · 3672 Views Started by Jim	8 Replies 3672 Views	November 06, 2020, 04:35:58 pm by Jim
How to save some money for a M92 How to save some money for a M92 Raphael · September 12, 2020, 11:04:49 am Bonjour,As a lot of you guys are happy with the Microcosm M92 Hit & Miss, I have decided to buy one, but it is a little bit expe... 25 Replies · 8271 Views Started by Raphael « 1 2 »	25 Replies 8271 Views	November 06, 2020, 01:28:32 pm by Raphael
Videos of slow running M90 Hit & Miss Engines Videos of slow running M90 Hit & Miss Engines Jim · October 22, 2020, 05:11:54 pm Found these two videos of slow running M90 Hit & Miss Engines.What's the forum brains trust think of how these two are running?h... 11 Replies · 4155 Views Started by Jim	11 Replies 4155 Views	November 05, 2020, 04:35:34 pm by Belugawhaleman
BMW Motorcycle engine model BMW Motorcycle engine model JinMachine · November 02, 2020, 09:07:19 am https://youtu.be/CRrv9WlHkT0 6 Replies · 1679 Views Started by JinMachine	6 Replies 1679 Views	November 04, 2020, 11:42:57 am by tony1951
That’s why it’s a hobby, not a profession. The trial and error. Timing..... That’s why it’s a hobby, not a profession. The trial and error. Timing..... Adirondack Jack · October 29, 2020, 10:33:01 pm I bought myself a bit of a conundrum followed by some work that’ll be needed to sort it. The ongoing talk of making the M series... 9 Replies · 2533 Views Started by Adirondack Jack	9 Replies 2533 Views	November 02, 2020, 08:53:56 pm by Adirondack Jack
Another engine on the way. Need water cooling for the Visa card. Another engine on the way. Need water cooling for the Visa card. Adirondack Jack · October 31, 2020, 01:47:55 pm Went and took a dive off the big board this morning. Ordered up a 32CC in-line four cylinder, ohv, water cooled, gasoline powere... 6 Replies · 1992 Views Started by Adirondack Jack	6 Replies 1992 Views	November 01, 2020, 08:21:34 am by Hero
M90 crankshaft main ball bearing whizzing sound? M90 crankshaft main ball bearing whizzing sound? ShadetreeMotorcycle · October 30, 2020, 04:47:44 pm Waiting on my engine from china, I have been watching videos of M series hit and miss engines and noticed a very prominent ball ... 5 Replies · 1283 Views Started by ShadetreeMotorcycle	5 Replies 1283 Views	October 31, 2020, 06:43:54 am by RedRyder
O Ring Replacements O Ring Replacements Jim · October 29, 2020, 06:08:56 pm Are these suitable O rings for Jin's engines (do all his H&M models take the same size 20mm x 1mm?) [ Guests cannot view attachm... 6 Replies · 1369 Views Started by Jim	6 Replies 1369 Views	October 29, 2020, 10:40:19 pm by Jim
M90 piston o-ring upgrade? M90 piston o-ring upgrade? ShadetreeMotorcycle · October 29, 2020, 08:10:16 am Hello, I am impatiently waiting for my engine to arrive...I have Many upgrades planned....has anyone tried a Teflon o-ring on th... 5 Replies · 1557 Views Started by ShadetreeMotorcycle	5 Replies 1557 Views	October 29, 2020, 06:28:17 pm by RedRyder
New M15 engine New M15 engine JinMachine · October 25, 2020, 10:04:01 am This is a micro engine model, M15. It is a diesel engine as a design sample. It is made of brass and stainless steel. The main b... 2 Replies · 1039 Views Started by JinMachine	2 Replies 1039 Views	October 29, 2020, 10:41:23 am by Adirondack Jack
Update: the miniature woodworking shop for the M91 has a wood lathe. Update: the miniature woodworking shop for the M91 has a wood lathe. Adirondack Jack · October 09, 2020, 08:26:56 pm In the quest to give the M91 some work to do, the miniature woodworking shop project continues. The first major machine is just... 8 Replies · 2467 Views Started by Adirondack Jack	8 Replies 2467 Views	October 28, 2020, 08:07:54 pm by Nick
Mini four-cylinder engine model Mini four-cylinder engine model JinMachine · October 18, 2020, 09:12:27 pm https://youtu.be/gsxylXBOomE 2 Replies · 995 Views Started by JinMachine	2 Replies 995 Views	October 28, 2020, 06:41:00 pm by Adirondack Jack
Jim's Hit & Miss Engine M92 Jim's Hit & Miss Engine M92 Jim · October 15, 2020, 09:20:32 pm Jim's Hit & Miss Engine M92Having a lot of fun with this engine since getting it yesterday. How's it running?https://youtu.be/PI... 17 Replies · 4302 Views Started by Jim « 1 2 »	17 Replies 4302 Views	October 28, 2020, 06:23:51 pm by Adirondack Jack
Don't Know If This Should Go Under Full-Scale or Model Economy Engine Don't Know If This Should Go Under Full-Scale or Model Economy Engine crazydoug · October 24, 2020, 09:44:55 pm I had an opportunity at a recent engine show to compare my tiny model Economy hit and miss engine with a rather large full-scale... 4 Replies · 1243 Views Started by crazydoug	4 Replies 1243 Views	October 27, 2020, 07:41:40 pm by RedRyder
M90 Running on Two Softer Governor Springs - Thoughts? M90 Running on Two Softer Governor Springs - Thoughts? Jim · October 22, 2020, 10:33:30 pm M90 Running on Two Softer Governor Springs - Thoughts on how this is running? https://youtu.be/_R0WsunW38Q 6 Replies · 1529 Views Started by Jim	6 Replies 1529 Views	October 23, 2020, 05:55:32 pm by Jim
A Special Young Collector I met at Coolspring A Special Young Collector I met at Coolspring RedRyder · October 21, 2020, 09:10:47 pm This young collector has a great spirit and has already accumulated a lot of knowledge and understanding of his gas and steam en... 6 Replies · 1796 Views Started by RedRyder	6 Replies 1796 Views	October 22, 2020, 05:16:44 pm by Jim
CDI CDI DW · October 21, 2020, 11:14:18 am Where are you guys purchasing your CDI Ignitions? 0 Replies · 957 Views Started by DW	0 Replies 957 Views	October 21, 2020, 11:14:18 am by DW
M92 Help - Thanks Gil! M92 Help - Thanks Gil! Jim · October 19, 2020, 06:35:24 pm I took the back part of my M92 apart on Saturday and never gave losing the timing a passing thought.Couldn't get the piston out ... 5 Replies · 1483 Views Started by Jim	5 Replies 1483 Views	October 20, 2020, 12:04:16 am by Jim
Early Ervin Hit and Miss Engine Early Ervin Hit and Miss Engine crazydoug · October 19, 2020, 07:15:43 am This was my first purchase at the Coolspring engine show. Ervin is one of the earliest of the model hit and miss engines. I bo... 1 Replies · 972 Views Started by crazydoug	1 Replies 972 Views	October 19, 2020, 10:41:27 pm by Nick
Coolspring Find..... A Nice Half-Scale Nanzy Hit & Miss Model Gas Engine Coolspring Find..... A Nice Half-Scale Nanzy Hit & Miss Model Gas Engine RedRyder · October 18, 2020, 08:24:02 pm A couple years back, for a friend in PA, I got one of these newly machined, assembled, and running but unpainted. I finished it ... 6 Replies · 1688 Views Started by RedRyder	6 Replies 1688 Views	October 19, 2020, 10:15:59 pm by Jim

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