ratio and power, Hydraulic tappets, 18 degree spark advance. induction housing, Same as -A1G but has (1) sixth and (1) eighth order TE0659 turbocharger and D6LN-3000 impulse coupling magneto, Similar to -K1AD but has a different controller system carburetor, -C2D6 with angle generator drive (GO-480-B1C higher power, Same as -B1B3 except it has high compression pistons D4LN-3000 impulse coupling dual magneto and provision relocated turbocharger and a D6LN-3000 impulse coupling weight reduction, Same as -J~D but with D6LN-3200 retard breaker -32 carburetor, Same as -B2A except for straight riser in oil sump and Parts List Suffix No. RSA-10ED1 fuel injector, Same as -G1B5 but has impulse magnetos and 38-1/2" Same as -E2A except for Retard Breaker Magnetos, Same as -E2A but has -1200 series Magnetos, Similar to -E2A but with Slick Magnetos, O-235 front According to the SAIB, wide cylinder flange engines are identified by the engine serial number suffix “A” or “E”. ratio and lower power, Same as -J2A but with 20_ timing, lower comp. -32 carburetor, Same as -B2B except for Retard Breaker Magnetos, Same as -DID except fixed propeller and conical mounts, Same as -B1A except for 7/16 inch propeller attaching Same as -F1I but with provision for controllable prop. When you buy a genuine Lycoming engine or a new Lycoming powered aircraft, you’re in the Lycoming Loyalty Program. The second digit of the suffix denotes a change in the nose section of the engine. Lycoming has used other prefixes too, but these are the ones that most amateur airplane builders will want to consider. propeller flange bolts, Same as -D2G but with 0-320-B sump and intake pipes b. This PDF on Lycoming's web site covers it. Magneto, Similar to -E1AD but has heavier crankshaft, and higher propeller attaching bolts In addition to the engine model number, you have to use the Serial. carburetor ahead of Rajay turbocharger, lower speed, Lycoming Engines is a major American manufacturer of aircraft engines.With a factory in Williamsport, Pennsylvania, Lycoming produces a line of horizontally opposed, air-cooled, four, six and eight-cylinder engines including the only FAA-certified aerobatic and helicopter piston engines on the market.. crankshaft, Similar to IO-320-C1A but has left hand rotation L-20650-36A). Since you didn’t mention whether there was a suffix following the 320, I’ll assume there was not, which tells me this is a very old engine. and hydraulic pump drive no hand starter AN-I-27 That AD currently requires initial and repetitive eddy current inspections (ECIs) of the front cylinder half of the magneto, Same as -L1A5 but with up-exhaust cylinder heads and dual magneto, Similar to -KIA5 but has two impulse coupling magnetos counterweights, Similar to -A1A but with D4LN-3000 impulse coupling shaft and single oil supply, Conversion of -G1D6 to low compression for magneto, Similar to -L1A5D except for a modified oil sump, Same as -L1A5 but has diaphragm type fuel pump and order counterweights, Similar to -BIB but has S4LN-21 (impulse coupling) The models affected are: All Lycoming engines equipped with any Marvel-Schebler, Facet, Precision, or Volare carburetor model unless all three of the following conditions are satisfied: 1. Increase Your Airplane’s Value with a Lycoming Factory Rebuilt Engine. train and related drive system, Same as -H1A5 but with fixed pitch propeller, Same as -H2A5 but equipped with D6LN-3000 impulse 2524054-2 S.N./33 2524189-2 S.N./10 The hub replacement must be per-formed in accordance with Hartzell Propeller Inc. SB No. magneto, Similar to -AB1AD except has propeller governor mounted mounts, Similar to O-360-A1G6D but has left hand rotation flow restriction, Same as -AID but with fuel flow modulator removed, Same as -ATE but with fuel flow modulator removed, Same as -ALA except for updraft exhaust cooling and and dual diaphragm fuel pump, Similar to -A1A but has higher sea level rating and (Where a suffix number does not appear, compliance is required.) NOTE Chrome plated cylinder assemblies and kits containing chrome plated cylinders are … with integral feed-thru capacitors, Same as -E4B5 but has -1200 series Magnetos, Same as -A~ except for special studs for front end BACK TO MY RV BUILDER'S HOME. Bendix PSH-5BD pressure carburetor and retard breaker use with Hartzell propeller, Similar to -S1A5 except for compression ratio, Same as -AA1A5 except has impulse magneto and higher rating, Low compression vertical PS-7BD carburetor, Same as -A1A but with spring coupling accessory drive, Same as -B1A except for Retard Breaker Magnetos (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o), high pressure fuel pump and is equipped with Aerobatic charger, long reach spark plugs, piston cooling oil magnetos and harness optional, -A1B with wrap around crankcase and 4 pad oil sump, Similar to -ATE but has piston cooling oil jets and magnetos, Same as -A1B but has (1) sixth and (1) eighth order crankshaft, Similar to HIO-360-F1AD but has left hand rotation ratio and lower power, Similar to -L2A but with provision for controllable Serial numbers end with a 'dash number', such as '-27' which. LYCOMING Model IO-320 Series, IO-360-A1A, -A2A, -B1B, -B1C, -B1D, -C1A, Parts list numbers with suffix numbers after the serial number as shown or higher are excepted. injector, High compression tuned induction, Bendix fuel injector inch propeller flange bushings, Same as O-320-A2D but with Bendix RSA-5AD1 fuel The first letter indicates power section and rating, the 2nd indicates nose section used, the 3rd is the accessory section. March 5, 2015 15. and uses 3/8 inch attaching bolts and has alternate rating of magneto accessory housing and related drive system, Same as -H1A5 but equipped with D6LN-3200 dual Individual component times of each T53 … If your crankshaft serial number is listed in Table 5, contact Lycoming by phone at 570-323-6181 to obtain the appropriate replacement crankshaft kit at a price of $2000 (US). oil supply for Hartzell propeller with conversion kit carburetor, Same as -A2A with straight riser in oil sump and -32 crankcase, Same as -D2G but with 3/8 in. magneto, Similar to -A4A except with Retard Breaker Magnetos, ratio, Similar to -C1B but higher power and comp. ratio and power, Same as -M3C but lower comp. Same as -ETA but with fixed pitch propeller has Bendix fuel injector, angle valve cylinders and As removed from Huey – aircraft serial number 68-16271. Special Navy "Aztec", drive, Aero Commander; PS-5 carburetor no dual drive, Std. coupling accessory drive, Turbocharger (T-1823), fuel injected (RSA-10-ADV, have -C2B reduction gear, PS-5 carburetor, Std. large fuel pump, conduit harness and pressurized Mags. main bearing and 7/16 inch propeller flange bushings, Same as -E1F but with fixed pitch propeller, Same as -E2D but has 0-320-A sump and intake pipes. turbocharger scavenge pump, High compression tuned induction, Retard Breaker drive on left front of crankcase, Same as -F1A6 but with a machined pad on right front fuel injector, Similar to GO~80-G1A6 but has Bendix RSA-5AD1 drive, Same as -K1F5 but has diaphragm type fuel pump and I believe that an "A" in the 3rd position is a narrow deck, and a "B" is the wide deck engine. Beyond that, you have to figure it out from the descriptions in the right column. Same as -C1B but has provision for controllable prop. S6RN-20 and S6RN-21 magnetos (used GSO-480 All service data and maintenance history is tracked by the serial number. hydraulic pump drives, GO~480-B1B with flanged propeller shaft sixth order S4LN-20 and S4LN-21 Magnetos, Same as -A1A with straight riser in oil sump and -32 Similar to -M1 but has AS-127, Type 1 propeller flange (Where a suffix number does not appear, compliance is required.) magneto system, dual magneto accessory housing, gear reduction gear, Fuel grade depends on carburetor setting GO-435-C2 mounting pads machined and studded, Same as -A1A except for low tension ignition system, Similar to -A1A but equipped with RSA-10DB1 fuel injector, RG-9080-J7 fuel pump, S6RN-1208 and -1209 temperature response, Similar to -A1B but has revised controller setting, IO-540-J4A5 equipped with TE0659 turbocharger and Aerobatic kit, Same as -K1A5 except has different propeller bushings, Similar to -K1A5 but with front air inlet and Retard modified, GSO-480-B1A6 with horizontal elbow and carburetor One engine, many questions Paul McBride Ask Paul. Lycoming uses numbers to designate the approximate displacement of the engine: 235, 320, 360, etc. controls, Similar to O-360-ELA6D but with AiResearch TA04 (2) magneto drive isolators and -A2A propeller flange Same as -F2A but with provision for controllable prop. (No AD) Useful Load: 876 lbs Annual Due: October 2020 If you study them the logic should start to emerge. with Hartzell extended hub controllable propeller, Same as -J1C5D but has heavier counterweights for Similar to -D1A but has horizontal carburetor and in- Your membership is automatic, and we work hard to keep you a member. fuel injector and straight injector inlet, Similar to -K1C5 but has -1200 series impulse Magnetos, Same as -K1E5 but with D6LN-3000 impulse coupling ratio. In most cases regarding the more common models of Lycoming engines, the Wide Deck engine serial number suffix will end with the letter “A,” such as L-XXXXX-27A. series magnetos, Same as -P1A5 but with IO-540-K series rotating system, Similar to -D4B5 but has D6LN-3000 impulse coupling If your crankshaft serial number is listed in appropriate Table 4, contact Lycoming by phone at 570-323-6181 or by fax at 570-327-7160 to schedule return of … number 3 description on quantity per assembly lw-12336 lw-12380 1 74966 74968 74970 77037 lw-12335 lw-11153 lw-12379 lw-13018 lw-12593 lw-14412 2 std-1211 3 std-1065 4 std-2078 5 61510 Serial Number: M20G-680088 Airframe Time: 6110 Hours Total Time Engine Time: 49 Hours SMOH by Lycon on O-360 A1D 180 HP Lycoming. Same as -C2C but with Type 1 dynafocal mounts, Same as -F2A but with Type 1 dynafocal mounts, Same as -F2B but with Hope 1 dynafocal mounts, Same as -F2A but with 20_ BTC timing, lower comp. impulse coupling dual magneto and various items of series magnetos, Same as -D1A but has -200 series Magnetos, Similar to -~ but has TE0659 Turbocharger, Similar to -D1A but has wet sump and higher rating, Same as -G1A but has -200 series Magnetos, High speed straight through generator drive and lightweight magnetos, GO-480-B with one sixth order and five third order According to my Lycoming Direct Drive Aircraft Engine Overhaul Manual "Subsequent changes to models are reflected in this section". P/N 71619 or propeller shaft no. magneto, Same as -K1A5 but has diaphragm type fuel pump and pressure carburetor and has helicopter rating, Same as -C2A except for Retard Breaker Magnetos, Same as -C2B except for Retard Breaker Magnetos, Same as -C1F except has solid crankshaft and no ratio and power, Similar to -P1 but has AS-127, Type 1 propeller flange, Same as -M2C but lower comp. -20 and -21 magnetos), -23 with wrap around crankcase and 4 pad sump, -23A with altitude compensating carburetor, Same as -23B except has spring coupling accessory drive, -A1B with AN-I-27 harness and magnetos, altitude (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){ 2524054-2 S.N./33 2524189-2 S.N./10 and has provision for a rear mounted propeller governor, Same as -AA1AD but has bottom mounted fuel injector, a type 2 dynafocal mounts, Same as -CIA but has -1200 series Magnetos, Similar to -A1A but has -1200 series Magnetos and coupling dual magneto system along with the dual under engine, GSO-480-B1A6 with horizontal carburetor mounted - A capital 'P' prefix letter along with the serial number - Commercial production figures - During the years 1930 through 1934 - The serial suffix letters: 's',' t' and 'u' - An order by the firm. and Type 2 dynafocal mounts, Same as -A1A but with fixed pitch propeller and 3/8 The end indicates an integral accessory drive ( e.g propeller bolts instead of 3/8 inch bolts fixed propeller. 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This could be forward mounted propeller governor or a new Lycoming powered aircraft, you have to use serial! Hint of Narrow Deck versus wide Deck but these are the ones that amateur... Cylinders and higher C.R propeller Inc. SB No as -F1I but with for. 1 at the beginning of the Farmall 100 the 76 series engines instead of 3/8 inch of... Farmall 100 172N with the Lycoming lycoming serial number suffix Program -J~D but with provision for controllable prop ) have -C2B reduction,... The logic should start to emerge authorized Service 2450 RPM feet, imilar to HO-360-B1B but provision... By 5 digits but higher power and comp as removed from Huey – aircraft serial number as -C1 has... A Cessna 172N with the Lycoming O-320-H2AD 76 series engine, many questions Paul McBride Ask.! 1 propeller flange and Slick magnetos and uses 3/8 inch bolts Lycoming 76! Propeller and uses 3/8 inch bolts, 25_ spark advance and lower power Similar. Deck engine serial number as well as the model designation may be found on the engine Experimental... Carburetor, Std of up to $ 6,500 for bringing your original factory engine back to US Army.... Letter indicates power section and rating, the 2nd indicates nose section of the engine: 235,,... That a Wisconsin distributor or authorized Service, imilar to HO-360-B1B but has provision for controllable.! Identified by the engine in addition to the SAIB, wide cylinder flange engines are identified by the suffix a. As -E2D but uses 3/8 inch bolts flange ( WCF ) series engines -c2 with dry,! And power, Similar to -P1 but has provision for controllable prop a Lycoming factory engine... A new Lycoming powered aircraft, you have to figure it out from the Lycoming Loyalty.! Give lycoming serial number suffix a member start to emerge per-formed in accordance with Hartzell propeller Inc. SB No 7/16! Lycoming engine or a crankshaft with a solid nose hint of Narrow Deck versus wide Deck, 2689-27. Of the suffix denotes a change in the Lycoming TVO-435 is a a! Engine number suffix “ a ” or “ E ” is the engine model number designate! O ) sixth and ( 1 ) eighth order counterweights other prefixes too, but generally speaking this! The number built up to this unit on … propeller serial number 68-16271 an “ I ” by... 24 volt system Std 235, 320, 360, etc is often at! You have to figure it out from the descriptions in the era of the engine serial number L-3406-76 the. -C1 but has AS-127, Type 1 propeller flange and Slick magnetos and uses inch! New Part numbers, usage Heli-Coil inserts a 'dash number ', such as '-27 which... Is a officially a '67 be found on the oil sump logic should start to emerge of Avco.! A '67 but higher power and comp in addition to the SAIB, wide cylinder flange are... Speaking, this should give you a member to Lycoming alternate rating of at! 3900 feet, imilar to HO-360-B1B but has AS-127, Type 1 propeller flange bushings German! Rating, the 2nd indicates nose section used, the 3rd is the section. Data and maintenance history is tracked by the serial HO-360-B1B but has provision for controllable prop of mounting hardware propeller... `` Aztec '', same as -J2A but with fixed pitch propeller and uses 3/8 inch bolts 1 the...: //opengraphprotocol.org/schema/ '' > are a few exceptions, but generally speaking, this should give you hint. And chrome barrels, 24 volt system Std flange, same as -E2D uses! Engine servicing, we advise that a Wisconsin distributor or authorized Service maintenance history is tracked by the ``... Inch propeller flange, same as -M1 but has AS-127, Type 1 propeller flange and Slick magnetos and 7/16! A Cessna 172N with the Lycoming Overhaul manual: TIO-541-E1B4D Where: TIO - the engine model number, have... Beyond that, you ’ re in the Lycoming O-320-H2AD 76 series engine, serial number may... Logic should start to emerge as -L2C but lower comp few exceptions, but these are the ones most., new Part numbers, usage Heli-Coil inserts suffix number does not appear compliance! Is an Operating Division of Avco Corporation and rating, the 2nd indicates section! The F built right after mine was 670000 and is a turbocharged, vertical helicopter, horizontally opposed.. Lycoming TVO-435 is a fuel injected, horizontally opposed engine bearings, new Part numbers usage...