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

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M91 Question M91 Question Jim · January 02, 2021, 06:46:16 pm M91 Question, what is this for....oiling? [ Guests cannot view attachments ] 7 Replies · 1721 Views Started by Jim	7 Replies 1721 Views	January 04, 2021, 02:48:16 pm by Adirondack Jack
Tuned A Friend's M91 Hit & Miss Gas Engine Tuned A Friend's M91 Hit & Miss Gas Engine RedRyder · December 19, 2020, 01:13:49 pm Here is the 2nd of 3 engines I am setting up for a friend.This is one of Microcosm's M91 hit & miss gas engine models.I have got... 7 Replies · 2050 Views Started by RedRyder	7 Replies 2050 Views	December 31, 2020, 07:47:07 am by slash1953
M12 engine for Lanz tractor model M12 engine for Lanz tractor model JinMachine · December 26, 2020, 03:07:57 am Plan to build a tractor 2 Replies · 1119 Views Started by JinMachine	2 Replies 1119 Views	December 26, 2020, 04:05:36 pm by Raphael
M94 hit n miss Piston Top Shape Theory? M94 hit n miss Piston Top Shape Theory? ShadetreeMotorcycle · November 17, 2020, 07:48:41 pm I have not had time to tune on my engine as my new job has long hrs and sizeable commute...but... my Mind is always tinkering!..... 30 Replies · 10572 Views Started by ShadetreeMotorcycle « 1 2 3 »	30 Replies 10572 Views	December 21, 2020, 07:44:46 am by ShadetreeMotorcycle
Best of Coolspring Power Museum Shows 2013, 2014, and 2015 and now 2016 Best of Coolspring Power Museum Shows 2013, 2014, and 2015 and now 2016 RedRyder · December 16, 2020, 12:49:21 pm Here:https://www.officeofsteamforum.com/videos-the-office-of-steam-cinema/best-of-coolspring-engine-shows-2013-2014-2015-and-vid... 1 Replies · 1055 Views Started by RedRyder	1 Replies 1055 Views	December 16, 2020, 11:33:05 pm by RedRyder
Tuned an M90 Hit & Miss Gas Engine Engine for a Friend Tuned an M90 Hit & Miss Gas Engine Engine for a Friend RedRyder · December 14, 2020, 07:56:27 pm Tuned an M90 Hit & Miss Gas Engine Engine for a Friend https://youtu.be/E3bJSgg-l6s 7 Replies · 2433 Views Started by RedRyder	7 Replies 2433 Views	December 16, 2020, 06:40:23 pm by Jim
First impressions, 32cc water cooled ohv four cylinder engine. First impressions, 32cc water cooled ohv four cylinder engine. Adirondack Jack · December 01, 2020, 05:24:32 pm Today is the day, I got a new toy. The 32cc water cooled, four cylinder inline ohv engine from enginediy.com (also available at ... 8 Replies · 2526 Views Started by Adirondack Jack	8 Replies 2526 Views	December 13, 2020, 09:43:56 am by Adirondack Jack
M90 Re-thinking 2nd O-ring Removal ? M90 Re-thinking 2nd O-ring Removal ? 70Rcode · December 05, 2020, 02:09:16 pm Noticing the popular recommendation of 2nd O-Ring removal for lube issues, after Very lite below piston cylinder wall ptfe oilin... 13 Replies · 5256 Views Started by 70Rcode	13 Replies 5256 Views	December 11, 2020, 08:34:04 am by Adirondack Jack
Anybody have experience with ball governors? Anybody have experience with ball governors? Adirondack Jack · December 10, 2020, 02:41:13 am My current project is building a sawmill to be run by the 32cc inline four engine. It is of course throttle controlled. I’m turn... 1 Replies · 1242 Views Started by Adirondack Jack	1 Replies 1242 Views	December 10, 2020, 08:12:40 pm by 70Rcode
M90 Cleaner Running Lubricant Trial Test M90 Cleaner Running Lubricant Trial Test 70Rcode · November 26, 2020, 01:48:01 am Playing around with my M90 using way Reduced MMO gas mix ratio ...Using MMO's standard recommended 0.3% lube/gas ratio at 1 drop... 12 Replies · 5269 Views Started by 70Rcode	12 Replies 5269 Views	December 01, 2020, 10:49:58 pm by Adirondack Jack
Mini engine (M14) Mini engine (M14) JinMachine · November 26, 2020, 08:28:35 pm This is a micro engine. It is made of brass and stainless steel. Air-cooled cooling structure. The ignition device is powered by... 0 Replies · 1262 Views Started by JinMachine	0 Replies 1262 Views	November 26, 2020, 08:28:35 pm by JinMachine
5-cyl Radial 5-cyl Radial Hero · March 10, 2019, 02:37:22 pm Just to help populate this area of the forum, here's a model radial aircraft engine. I can't take credit for building it, but I ... 7 Replies · 3684 Views Started by Hero	7 Replies 3684 Views	November 26, 2020, 07:11:57 pm by Hero
M15 gasoline engine model M15 gasoline engine model JinMachine · November 21, 2020, 06:17:01 pm https://youtu.be/MWAZ1BWuofI 1 Replies · 1000 Views Started by JinMachine	1 Replies 1000 Views	November 22, 2020, 05:12:01 am by Raphael
Gasoline tractor field work video Gasoline tractor field work video JinMachine · November 21, 2020, 06:37:05 pm https://youtu.be/WAI3RfzqKas 1 Replies · 929 Views Started by JinMachine	1 Replies 929 Views	November 22, 2020, 05:06:57 am by Raphael
Mini Impeller Pump P70 VIDEO Mini Impeller Pump P70 VIDEO JinMachine · November 21, 2020, 06:12:33 pm https://youtu.be/_m1xV2b2aIs 6 Replies · 1438 Views Started by JinMachine	6 Replies 1438 Views	November 22, 2020, 03:09:42 am by Raphael
Gasoline tractor rear working accessories Gasoline tractor rear working accessories JinMachine · November 21, 2020, 06:31:58 pm https://youtu.be/l4nt7etUZ8k 2 Replies · 961 Views Started by JinMachine	2 Replies 961 Views	November 22, 2020, 12:43:54 am by Jim
Gasoline tractor adds generator Gasoline tractor adds generator JinMachine · November 21, 2020, 06:35:43 pm https://youtu.be/9Vc2LH7mwjw 0 Replies · 908 Views Started by JinMachine	0 Replies 908 Views	November 21, 2020, 06:35:43 pm by JinMachine
Governing a throttle controlled four stroke. Microcosm to the rescue. Governing a throttle controlled four stroke. Microcosm to the rescue. Adirondack Jack · November 19, 2020, 06:00:43 pm I’m still awaiting delivery of the 32cc inline four OHV four stroke engine. I intend to build a sawmill around it. Perusing the ... 0 Replies · 1179 Views Started by Adirondack Jack	0 Replies 1179 Views	November 19, 2020, 06:00:43 pm by Adirondack Jack
If you’re gonna slow em down, a laser tach is a great piece of kit to have If you’re gonna slow em down, a laser tach is a great piece of kit to have Adirondack Jack · November 13, 2020, 06:19:28 pm Thinking about the quest to slow down hit and miss engines at idle, mucking about with Governor spring length and Spring rate... 5 Replies · 2314 Views Started by Adirondack Jack	5 Replies 2314 Views	November 19, 2020, 05:40:20 pm by Hero
Less Than 7 Hours to Send in Christmas Engine of the month Entries Less Than 7 Hours to Send in Christmas Engine of the month Entries RedRyder · November 15, 2020, 04:17:16 pm Less Than 7 Hours to Send in Christmas Engine of the month Entries.Please send in some pictures of an engine in a Christmas them... 0 Replies · 1010 Views Started by RedRyder	0 Replies 1010 Views	November 15, 2020, 04:17:16 pm by RedRyder

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