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

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Microcosm Harley Exhaust Microcosm Harley Exhaust engine-man · March 15, 2023, 05:26:03 am Has anyone modified or replaced exhaust pipes on Microcosm Harley engines to replicate the accurate equal lenght and slashes/str... 2 Replies · 1187 Views Started by engine-man	2 Replies 1187 Views	March 19, 2023, 03:42:22 am by engine-man
RCexl CDI ignition RCexl CDI ignition engine-man · February 21, 2023, 06:50:11 pm Hi all,After dealing with cheap and faulty microcosm CDI ( blew 3 Hall sensor already and inconsistent ignition ) I was thinking... 5 Replies · 2179 Views Started by engine-man	5 Replies 2179 Views	March 17, 2023, 05:28:58 am by engine-man
Help Help needloc · March 14, 2023, 12:18:00 pm Hello! I inherited several model steam engines through my mother. Most were exquisite little engines by Stuart Turner. I am not... 5 Replies · 2116 Views Started by needloc	5 Replies 2116 Views	March 15, 2023, 01:58:36 pm by MadeForThat
Jin's R18 Benz engine detail Jin's R18 Benz engine detail rodnoc · January 31, 2023, 01:09:52 am I suspect that you guys might like to see what Jin's 1886 Benz engine looks like.It is very nicely made.Starting with the guts o... 9 Replies · 4098 Views Started by rodnoc	9 Replies 4098 Views	March 09, 2023, 04:39:57 pm by gamma13r
H75, H74, and H73 engine cylinder upgrade H75, H74, and H73 engine cylinder upgrade rodnoc · December 03, 2022, 03:04:05 am If your engine is leaking water into the crankcase, Microcosm is making upgrade cylinders with two additional o-rings.The pair f... 13 Replies · 5730 Views Started by rodnoc	13 Replies 5730 Views	March 04, 2023, 02:01:40 am by SteamerJ
help with microcosm ignition help with microcosm ignition engine-man · February 11, 2023, 11:00:20 pm Hi all,After hours of refining work on Microcosm R90s, I managed to run it smooth and good until it started playing up with the ... 1 Replies · 953 Views Started by engine-man	1 Replies 953 Views	February 12, 2023, 02:18:59 pm by engine-man
Please share more! Please share more! MasonvilleEngines · February 06, 2023, 06:01:08 pm https://youtu.be/AKxex2LeSCs Like. Agree with you, enjoy seeing one off builds as opposed to store bought. Len 3 Replies · 1410 Views Started by MasonvilleEngines	3 Replies 1410 Views	February 08, 2023, 02:52:25 pm by MasonvilleEngines
Horizontal Two cylinder Engine H76 Horizontal Two cylinder Engine H76 JinMachine · January 07, 2023, 01:16:41 am Horizontal twin cylinder engine model (H76)This is a horizontal double cylinder gasoline engine, which is made of brass and stai... 23 Replies · 7778 Views Started by JinMachine « 1 2 »	23 Replies 7778 Views	February 07, 2023, 01:50:50 pm by RedRyder
h75 few modifications h75 few modifications MadeForThat · January 15, 2023, 02:25:10 am Well as I was tearing the engine apart I noted a few things that bothered me, so below are the modifications I added. Some may h... 13 Replies · 3137 Views Started by MadeForThat	13 Replies 3137 Views	February 02, 2023, 07:29:20 am by RedRyder
microcosm ignition issue microcosm ignition issue engine-man · January 30, 2023, 07:58:52 pm Hi all,After working for hours on the R90S engine, I started having the issue that one cylinder fires perfectly and the other mi... 2 Replies · 1019 Views Started by engine-man	2 Replies 1019 Views	January 30, 2023, 09:38:17 pm by engine-man
Mini Benz Engine Model R18 Mini Benz Engine Model R18 JinMachine · November 24, 2022, 01:14:59 am We are now on a pre-order schedule for this engine. The tentative quantity is 20 sets, which will be delivered before December 3... 3 Replies · 1203 Views Started by JinMachine	3 Replies 1203 Views	January 21, 2023, 09:46:30 pm by rodnoc
Calling all Gas (Petrol) Heads Calling all Gas (Petrol) Heads Jim · October 31, 2022, 05:28:31 pm Calling all Gas (Petrol) Heads.If you get a sec could you have a read of this and tell me if this is the same as your Coleman ga... 6 Replies · 1913 Views Started by Jim	6 Replies 1913 Views	January 17, 2023, 08:45:53 pm by engine-man
H75 cam for turning "correct" direction H75 cam for turning "correct" direction MadeForThat · January 14, 2023, 04:01:55 pm Hi, I imagine this is quite a dumb prompt, and one that I am certain could be avoided by more carefully evaluating the h75 I hav... 3 Replies · 1242 Views Started by MadeForThat	3 Replies 1242 Views	January 16, 2023, 10:38:38 am by RobA
Model Steam Engine Found During Move- Advice Needed Model Steam Engine Found During Move- Advice Needed Ulsterman98 · January 08, 2023, 10:51:33 am Hello Everyone! New to the forum and the world of steam engines! Wondering if anyone can tell me what type of engine and boiler ... 6 Replies · 2053 Views Started by Ulsterman98	6 Replies 2053 Views	January 08, 2023, 06:10:56 pm by St Paul Steam
Shovelhead V2 Engine ModelR31 Shovelhead V2 Engine ModelR31 JinMachine · January 04, 2023, 07:39:51 pm https://youtu.be/ndjQYcsJYgohttps://www.ebay.com.hk/itm/155342229279 [ Guests cannot view attachments ] [ Guests cannot view at... 1 Replies · 944 Views Started by JinMachine	1 Replies 944 Views	January 05, 2023, 12:53:21 pm by MadeForThat
Red Devil Vertical Side Shaft Gas Engine Scale Model of Original by Cavanaugh and Darley of Chicago Red Devil Vertical Side Shaft Gas Engine Scale Model of Original by Cavanaugh and Darley of Chicago RedRyder · December 25, 2022, 05:58:13 pm Here's a video of my scale model Cavanaugh & Darley of Chicago "Red Devil" vertical side shaft gas engine.Enjoy!Gilhttps://youtu... 8 Replies · 1926 Views Started by RedRyder	8 Replies 1926 Views	January 04, 2023, 07:22:01 pm by St Paul Steam
Canfield Canfield DW · January 02, 2023, 07:54:07 am Just picked up a Canfield. It is losing compression past the caps behind the valves. There was no type of seals (O-rings or copp... 2 Replies · 1076 Views Started by DW	2 Replies 1076 Views	January 03, 2023, 08:15:26 am by RedRyder
R29 Retrol Mini Harley Knucklehead Engine Video Review R29 Retrol Mini Harley Knucklehead Engine Video Review RedRyder · December 25, 2022, 09:34:50 am Before Jin produced this Knucklehead V-Twin, I had not ever seen an affordable working scale model of it.I had seen and photogra... 1 Replies · 946 Views Started by RedRyder	1 Replies 946 Views	December 31, 2022, 06:04:42 pm by gamma13r
Tiny M17 horizontal that DOES hit and miss! Tiny M17 horizontal that DOES hit and miss! ShadetreeMotorcycle · December 18, 2022, 10:26:27 am Maybe this is old news as i have been away from my engines for several months, but some time ago I wished for an M17 "hit and m... 3 Replies · 1209 Views Started by ShadetreeMotorcycle	3 Replies 1209 Views	December 25, 2022, 09:24:28 am by RedRyder
Holt H75 water pump repair Holt H75 water pump repair MadeForThat · November 04, 2022, 07:24:49 pm Heya all, while attempting to run this engine recently I noticed my whole water system was starting to rust. Naturally galvanic ... 9 Replies · 2109 Views Started by MadeForThat	9 Replies 2109 Views	December 13, 2022, 04:28:47 pm by RedRyder

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