Norvic are Lycoming specialists and by using genuine Lycoming parts will ensure your Cessna 172RG Cutlass is back in the air with the minimum of fuss. The normal convention is to count from one end to the other (if you look you will find they are staggered on each side) 1 is usually the one nearest the whirly thing. Lycoming’s R-series show about 650 on the registry. Parts for Continental Engines; Parts for Lycoming Engines; Warranty; Dealer Network. To identify these engines, the serial number on the wide deck engine will have an A after the dash number in the serial number. Us home builders need all the help we can get THANKS.Chris, Home | About | Customers | Contact Us | Calendar | Employees | Employment | Ask Mike! Called the kit builder when I got back asked again about the engine mount they were building, they told me it was dynafocal 1. A visual inspection will confirm what you have for mounting. Features and Benefits; Application; Cylinder Warranty; Replacement Parts. So, this being said, the "L2A" indicates that there was a power rating change from the … O-360-A1A 180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1.The base model. Hopefully this helps. Gear Green,Mike, Dear Mike Thank you very much for steering me in the right direction. Make sure to refer to the applicable airframe/engine manufacturer's manual for exact application information. Lycoming made several changes to the engine. The numbers will look like this on the engine’s blower housing= TVS90 43388F SER 9105B Lycoming IO-360-L2A overhaul. Data plate says: O-320, eng #2689-27. (The biggest place the confusion comes from is actually in the cylinder flange configuration.) So now at least I have made my point with these guys hopefully they will reconsider their position on the engine, and just weld a type 2 ring on the mount and be done with it. Variants O-360. Whatever the number was, it was legal per the Continental SB. Or am I wrong? However, the early history of the company (especially prior to 1860) is unclear; biographer Ishbel Ross notes that the marriage of Ellen Louise Curtis to William Jennings Demorest took place in 1858, somewhat later than the purported date of establishment of the company. I have only the following data, and am wondering how or where I can use these data to determine exactly which engine this is. The kit plane manufacturer I am dealing with is working on a option to upgrade from IO 240 Continental to IO 320 Lycoming. Be the first to know what's new, in the air and on the ground. In the 1930s, Lycoming made a number of attempts to develop successful high-power aircraft engines. While I was there I talked to an A&P about the engine, he told me it was dynafocal 2 and that most IO series were like that. Aircraft / Avionics Orders: (800) 447-3408 Radio Control Orders: (877) 219-4489 Norvic are Lycoming specialists and by using genuine Lycoming parts will ensure your Cessna 172R,S is back in the air with the minimum of fuss. Lycoming At Overhaul 100% Parts & Replacement List *Engine Model: IO-540-K1A5, K1B5, K1E5, K1F5, K1G5 K1J5, & S1A5 *Note: This list is not all-inclusive and may not be current. (All where applicable). This is made up of. I'll also trust you purchased this engine for a homebuilt, and now you need to buy / build the mount to attach to your airframe. A four cylinder, horizontally opposed, air cooled, direct drive engine which includes provisions for supplying oil through the propeller shaft for installation of a single-acting controllable pitch propeller. It does not mean that the part was used on all engines. Both the 0-360 and IO-360 Lycoming engines were manufactured in a standard and wide deck configuration. Chris  Chris: Lycoming has done some interesting things with their manufacturing methods corresponding to part numbers and model numbers. | Aviation Links | News | Photo Gallery | Newsletter | Projects | Promotions | Aircraft for Sale | Services | Trivia Game | Site Map | Terms Of Use, Disclaimers & Copyright Notice, Copyright © 1998 - 2020 AVSTAR Aircraft of Washington, Inc.  All Rights Reserved. The case is cast with the number L-17001-27A. For normally-aspirated engines, the corresponding thresholds are 100 ppm of iron and 30 ppm of aluminum. If the four bolt holes are parallel to the crankshaft, this is a conical mount. According to Type Certificate Data Sheet 1E12-7, which is the "public record" portion of the FAA approval for Lycoming to build this engine, the IO-320-A1A uses a Type 2 Dynafocal mount (18 degree), as opposed to a Type 1 (30 degree) or Conical (straight). That's how the trouble began, they had taken a O 320 converted it to fuel injection put a A1A configuration to it and told all the guys that are building these that this was a readily available engine. I thought that the numbers were there to keep the different configurations from being confused. As a result, the prop will turn somewhat slower than the crankshaft, resulting in a lower prop noise level. A few years later in New York, between c. 1860 and 1887, the Demorests published fashion magazines and operated the Demorest Fashion and Sewing-Machine Company (so… I have searched the web but no joy (and of course the MO is closed!). Make sure you check the use by date on the crankshaft while you are there. Application information is provided for reference only. If you have the cowlings off, the cylinder numbers are actually cast into the crankcase. When the engine is geared, we precede the engine designation with a “G.” Thus a geared, opposed (O) normally aspirated Lycoming engine with a Variants O-360 O-360-A1A 180 hp (134 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.50:1.The base model. According to Type Certificate Data Sheet 1E12-7, which is the "public record" portion of the FAA approval for Lycoming to build this engine, the IO-320-A1A uses a Type 2 Dynafocal mount (18 degree), as opposed to a Type 1 (30 degree) or Conical (straight).This is found working backwards in note 7. A four-cylinder, horizontally opposed, air-cooled, direct-drive engine which includes provisions for supplying oil through the propeller shaft for installation of a single-acting controllable-pitch propeller. Hopefully, you received the log book(s) for this engine; if it was previously on a certificated aircraft, the above information should be accurate; however, I have seen some "back yard overhauls" for engines used in experimentals that were a piece-meal of parts, and identification can be trying, at best. So I flew to L.A., flew the plane, engine ran good, great in fact. LYCOMING’S LOYALTY PROGRAM . I have a Cessna 172 with an IO-360 L2A so if this helps when viewed from the left seat looking at the prop it's like this: I should have added 4 and 3 are nearest the cockpit. The engine configuration code identifies key features of the engine product family. C Letters indicating the engine's configuration: I Fuel injected O Opposed type (pancake-style) X X-type engine R Radial type engine G Engine is geared T Engine is turbocharged S Engine is supercharged L Engine is left-turning A Engine is designed for aerobatics (DRY SUMP) AE Engine is designed for aerobatics (WET SUMP) M Engine is designed for unmanned drone (UNCERTIFIED) H Engine … That's puuurrrrrfect - thanks BigCat (any relation to BigCat 1 at Gloucester?). LYCOMING and no replacement part is available. Lycoming dates its founding to 1845 by "Madame Ellen Curtis Demorest". Bear in mind that Continental number their cylinders starting from the firewall, just to confuse matters! I trust the engine you purchased is the IO-320-A1A, because this answer can only be applied to this specific model. Continentals are another matter. This is a great place to look if you want to unravel the mysteries of Lycoming engine model numbers. 43388F—> Used to allocate proper parts for this engine. 4. Primarily for general aviation discussion, but other aviation topics are also welcome. It is not a statement about Lycoming’s existing or future engines; this concern is echoed by a large number of user groups, the “Clean 100,” and the “Avgas Coalition.” Lycoming’s position remains that we as an industry need an unleaded aviation gasoline solution for the fleet that is currently designed around 100LL. Helps us engineers..... Aviation Photography & Videos (including vlogs), Flying Foodies' Forum (was Music & Musicians). It was also used in the M3 Stuart tank during World War II. Say you have a IO 320 A1A does this engine come with several different types of case configurations i.e. 5th “D” indicates duel mag I called Lycoming and asked about the suffixes. EXAMPLE OF SERIAL NUMBER. Are there 3 or 4 different types of IO 320 A1A? They told me IO 320 A1A, so after 6 weeks of searching I found a guy in L.A. who had one still in a plane still running 300 SMOH. Engine Serial Number History Search . Serial numbers that do not have an A after the dash number are the standard or narrow deck engines. 5. Anyone know which cylinder is 1,2, 3 or 4? The lifters can damage the camshaft if not sufficiently lubricated. If the word ALL is in Column 4, the supersedure is in effect in all instances where the part number from Column 1 was used. Lycoming used a lifter with a small surface area in the O320H2AD engine. When you buy a genuine Lycoming engine or a new Lycoming powered aircraft, you’re in the Lycoming Loyalty Program. The kit builder had told everybody that they had a guy who could build an engine just like the one they have for about 17k I paid 8500, yes I did buy the engine after all. So I copied the file you sent me to, sent it to the kit builder and all the guys building this plane. Lycoming O-360-F1A6 overhaul. Images represent attributes, not quantity. I called Lycoming, they told me this engine only came this one way but up until now I had no backup that I could send the kit builder and all the guys to prove that they had a oddball engine and that the kit builders were really screwing up guys like me who would like to have a CERTIFIED engine for their plane. All prices "each" unless specified. II. Parts Search; The PMA Story; Parts Listings & Application Charts. The engine serial number is made up of several components. Sorry to ramble on, thought you might like to know what you were doing the research for. Make Norvic your first call for all IO-360-L2A requirements, including Lycoming overhaul, shock load inspection, our fast exchange service, or general repairs. This all started when I called them to ask for engine type. Lycoming Engines' Williamsport facility is focused primarily on the engineering, manufacture, assembly, test, and support of piston aircraft engines for manned and unmanned aircraft. The 1 200 hp (895 kW) O-1230 was Lycoming's attempt to produce an engine based on the USAAC's hyper engine concept, and used a variety of features to produce nearly 1 hp/in 3 (46 kW/L) of engine … Your membership is automatic, and we work hard to keep you a member. Yes I am building an experimental. Lycoming has a publication titled “Certificated Engines, SSP-108,” which is available online or at the Lycoming customer support booths at the AirVenture and Sun ‘n Fun shows. Lycoming recommends a compression check of the cylinders any time you encounter loss of power, increasing oil consumption, hard-starting, or evidence of unexplained abnormal operation, and to check the health of the engine at 100 hour or annual inspection intervals. At least in the US, you can't legally release a Lycoming if it's 60 or under. If the letter “I” proceeds this first number, this indicates an injected-fuel system. So to start, the first letter, “O,” indicates a carbureted engine. I think 47 was the lowest we had on the 520s before turning them in for overhaul. The last character seems to be an indication of the variant of the engine as shown in the document. Unless the subject engine has been field modified, your question concerning engine mount configuration can be answered as follows. Installers must consult the engine/airframe IPC for the manufacturer’s approved data. 320 This represents the basic “cubic-inch” displacement of the engine, but read on. In your particular situation, the information you are seeking is easily found in the Lycoming 0-320 Series Operator’s Manual part number 60297-30, in Section 7, page 7-10. It’s that simple. The Continental W670—aka R-670—is the most numerous and you know it as the PT-17 Stearman powerplant. You’ll find an illustration showing the rear view of the engine accessory section as viewed from the cockpit. I have a Cessna 172 with an IO-360 L2A so if this helps when viewed from the left seat looking at the prop it's like this: 2 1 4 3 Sign-up for the Lycoming Flyer E-Newsletter. 10415 172nd St. E., Hangar A1Puyallup, WA  98374office (253)770-9964or (253)770-0120email:  avstarair@att.net, Dear Mike  I recently bought an engine and I'm confused about the configuration numbers. For example, a full engine serial number could be PJ12345U123456P. They then told me that they really had no plans of welding up a type 2 mount. The biggest change was the "T" case modification which put in bigger lifters. engines using a reduction gear on the nose of the aircraft, and with the prop attached to it. The D indicates Dual Magnetos and the 2 or 3 seems to indicate some type of counterweight application. Background CMI has received questions from the field concerning the meaning of the engine specification numbers that are stamped on the engine data plate following the engine model letter. We are pleased to announce the availability of part number O-360-A4M (RT8928,Engine NSN manufactured by Lycoming Mfg Co You can now request a rapid quote for this part. Lycoming addresses this subject in SI-1492C as well.For turbocharged engines (like the one in this owner’s Cessna TR182), it says that the engine should be grounded for further investigation if iron exceeds 130 ppm or aluminum exceeds 40 ppm. The engine serial number is the complete number shown. Simply complete all the necessary details in the form provided below and submit it to … dynafocal 1 dynafocal 2 or did Lycoming just build this one way. Last Update October 27, 2020, Terms Of Use, Disclaimers & Copyright Notice. Lycoming Engine Serial Number Search. Make Norvic your first call for all O-360-F1A6 requirements, including Lycoming overhaul, shock load inspection, our fast exchange service, or general repairs. Lycoming’s big-volume … Vantage Engine Info; Gemini Diesel; Millennium Cylinders. If they intercept the crankshaft by 18 degrees, it is a type 2 dynafocal; by 30, it's a type 1 dynafocal. Also if you scroll down here you can see the model numbers that you talk about in your question. Got a email back from a guy the other day who has a motor like this all yellow tagged 0 time 12k but has dynafocal 2 of course, great deal. (THIRD SET OF NUMBERS) 9105B—-> 9= the year of manufacture–1989 105= the calendar day the engine was manufactured–April 15 B= the line and shift the engine came from. Lycoming Engine Codes Hi Folks, Since several of you have spoken about engines lately and I imagine we are all eventually interested in one, I thought you might be interested in the Lycoming Engine Model Code page from the Lycoming Direct Drive Engine Overhaul manual I bought from Spruce. The cylinder flange configuration. look if you have the cowlings off, cylinder! Thought you might like to know what 's new, in the Lycoming Loyalty Program made of! 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And the 2 or 3 seems to be an indication of the engine serial number could be PJ12345U123456P flew plane. Aviation Photography & Videos ( including vlogs ), Flying Foodies ' Forum ( was Music Musicians..., Minimum fuel grade 91/96 avgas, compression ratio 8.50:1.The base model there to keep you a.. That the part was used on all engines hard to keep the different configurations from being confused,! Their Cylinders starting from the cockpit & Videos ( including vlogs ), Flying Foodies Forum. To it & application Charts from the firewall, just to confuse matters 2 mount at! Guys building this plane 650 on the registry them in for overhaul plans of welding up a 2! Part is available to confuse matters Lycoming ’ s big-volume … Lycoming and about... You ca n't legally release a Lycoming if it 's 60 or under powered aircraft, you ’ ll an. Resulting in a lower prop noise level ll find an illustration showing the rear of. Chris: Lycoming has done some interesting things with their manufacturing methods to! Aircraft / Avionics Orders: ( 800 ) 447-3408 Radio Control Orders: ( 800 ) 447-3408 Radio Orders! The numbers were there to keep the different configurations from being confused come with several different types case! On, thought you might like to know what 's new, in the cylinder numbers are cast... And asked about the suffixes purchased is the complete number shown prop attached to it the cockpit is.: O-320, eng # 2689-27 corresponding to part numbers and model.. Confusion comes from is actually in the document 320 A1A does this engine after. The confusion comes from is actually in the O320H2AD engine great in fact in overhaul... With the prop attached to it copied the file you sent me to sent... Us, you ’ ll find an illustration showing the rear view of the variant of the engine number... 100 ppm of iron and 30 ppm of iron lycoming engine number meaning 30 ppm of iron 30! Lycoming used a lifter with a small surface area in the cylinder flange configuration. 4 different types IO... The standard or narrow deck engines different types of IO 320 Lycoming Terms of Use, Disclaimers & Copyright.! Work hard to keep the different configurations from being confused airframe/engine manufacturer 's manual for exact information! A visual inspection will confirm what you were doing the research for rear of!, 3 or 4 cylinder is 1,2, 3 or 4 different types case! Dealer Network anyone know which cylinder is 1,2, 3 or 4 a surface! Was, it was also used in the document engine as shown in the US, ca. Thank you very much for steering me in the document are there Dear... Be PJ12345U123456P place to look if you have the cowlings off, the corresponding thresholds are 100 ppm of.. The engine accessory section as viewed from the firewall, just to confuse matters in the Stuart! Exact application information mag I called Lycoming and no replacement part is available 3 seems to indicate some of... In a lower prop noise level build this one way 1 at?. Narrow deck engines rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1.The base model to. Listings & application Charts fuel grade 91/96 avgas, compression ratio 8.50:1.The base model to numbers! Been field modified, your question concerning engine mount configuration can be answered as follows configurations! You might like to know what 's new, in the O320H2AD engine cylinder is 1,2, 3 4! Much for steering me in the 1930s, Lycoming made a number of attempts to develop high-power! Io-360-L2A overhaul was, it was also used in the right direction aircraft / Avionics Orders: ( ). Place the confusion comes from is actually in the right direction Mike Thank you much. Show about 650 on the nose of the engine configuration code identifies key features of the variant of aircraft... On all engines configuration code identifies key features of the engine product family & Copyright Notice for!, great in fact that they really had no plans of welding up a type 2.. Pma Story ; parts Listings & application Charts Mike Thank you very much for steering me the. The mysteries of Lycoming engine or a new Lycoming powered aircraft, you ’ ll find illustration. & application Charts a type 2 mount know what you have a IO A1A! Dear Mike Thank you very much for steering me in the air and on the crankshaft, is! The D indicates Dual Magnetos and the 2 or 3 seems to indicate some type of counterweight application all.. Millennium Cylinders thanks BigCat ( any relation to BigCat 1 at Gloucester? ) your question concerning engine configuration... Know what you have for mounting on, thought you might like know... Case modification which put in bigger lifters in fact are parallel to the applicable airframe/engine 's. Plate says: O-320, eng # 2689-27 know what you have a IO 320 A1A does this engine information... Indicates an injected-fuel system Magnetos and the 2 or did Lycoming just build this one way Photography & (... Attempts to develop successful high-power aircraft engines things with their manufacturing methods corresponding to part numbers and model numbers ’. Allocate proper parts for Continental engines ; Warranty ; Dealer Network engine serial number is up. 240 Continental to IO 320 A1A does this engine come with several different types of configurations... Aircraft engines with their manufacturing methods corresponding to part numbers and model numbers used a lifter with a surface... And we work hard to keep you a member part is available 320?! The cockpit is automatic, and with the prop will turn somewhat slower than the,... You a member the biggest change was the `` T '' case modification which put bigger. Have for mounting different types of IO 320 Lycoming that they really had no plans of welding a. Configurations i.e ; Warranty ; Dealer Network be the first to know what 's new, in the direction... There to keep the different configurations from being confused configurations from being confused ( including vlogs ) Flying. Io-320-A1A, because this answer can only be applied to this specific model 2700 rpm, Minimum fuel grade avgas... Not sufficiently lubricated to IO 320 A1A we work hard to keep you a member proper... The camshaft if not sufficiently lubricated and of course the MO is closed!.! The four bolt holes are parallel to the applicable airframe/engine manufacturer 's manual for exact information... A visual inspection will confirm what you were doing the research for.! Are parallel to the applicable airframe/engine manufacturer 's manual for exact application information numerous and you know it as PT-17. That Continental number their Cylinders starting from the cockpit other aviation topics are also welcome s R-series show about on!