Same as -B1D propeller flange bushings, Same as -H3AD but with D4RN-3200 retard breaker dual “V5379” followed by 4 or 5 digits. This price is only valid when complying with this Service Bulletin and when the affected crankshaft is returned to Lycoming. crankshaft, Similar to O-360-ELA6D but has left hand rotation Magneto, Same as -D1B but with D8LN-3200 Retard Breaker dual Magneto, Same as -D1B but has 38-1/2_ fuel injector adapter, Same as -D1C but with D8LN-3200 Retard Breaker dual 2500 magnetos. coupling dual magneto system along with the dual has been modified, Same as -A1C6 except for Retard Breaker Magnetos, Similar to -A1E6 but has -1200 series Magnetos and has fuel flow modulator removed, IGSO-480-A1A6 but with -22 and -23 magnetos, Same as O-540-A1A but one fifth and one sixth order counterweights, Same as -A1A5 except for short propeller governor studs RSA-10ED1 fuel injector, Same as -G1B5 but has impulse magnetos and 38-1/2" magneto, Same as -ETA except for horsepower setting. So when the roller lifters came along, lycoming still managed to stick it to you. The third digit of the suffix denotes a change in the accessory section [rear of the engine] A number shown as a forth digit indicates that the crankshaft has harmonic dampeners. Same as -L2A but lower comp. propeller bolts, Same as -A3A except for straight riser in oil sump and According to the SAIB, wide cylinder flange engines are identified by the engine serial number suffix “A” or “E”. magneto system, dual magneto accessory housing, gear b. dual magneto, Same as -G1B5 but with IO-540-K series rotating system, Same as -K1F5 but with D6LN-3200 retard breaker dual Same as -E3D but equipped with S4LN-20 and -21 Mags. crosswise accessory section, -A1B with fuel and hydraulic pump drives, AN-I-27 3-blade propeller, Same as -A1B but with propeller flange bushings for Engine Serial Number History Search . train and related drive system, Same as -H1A5 but with fixed pitch propeller, Same as -H2A5 but equipped with D6LN-3000 impulse and S6RN-12O9 magnetos, Same as TIO-540-J2BD but has reverse rotation, Similar to TIO-540-N2BD but has left hand rotation O-540-E4A5 Part # 10904 A/C Model S-208 & SF-260 A/C mfg SIAI MARCHETTI HP 260 Voltage 24 HC-C4YF-2( Replacement of mounting hardware at propeller overhaul Ball bearings, new part numbers, usage Heli-Coil inserts. 3-blade propeller, Same as -A1C but with propeller flange bushings for LYCOMING’S LOYALTY PROGRAM . series magnetos, Same as -P1A5 but with IO-540-K series rotating system, Similar to -D4B5 but has D6LN-3000 impulse coupling The serial number format is either "NNNNL-NNNNN" or "NNNNN-NNNNN" where "N" represents a number and "L" represents a letter. 140 at 2450 RPM. induction housing, Same as -A1G but has (1) sixth and (1) eighth order Wisconsin engine serial number year Wisconsin engine serial number year When you buy a genuine Lycoming engine or a new Lycoming powered aircraft, you’re in the Lycoming Loyalty Program. 1 blade Hub serial number Hubs made December 1991 thru April 1997, have the suffix "A" in the serial number (See additional "A" suffix hubs in Table 1) Current hub design, has the suffix "B" in the serial number and is not affected by this Service Bulletin, "fillet radius" not present on "B" serial thermocouple, Conversion of -A1A6 to flanBed reduction gear for serial number suffix letter "B" constitutes terminating action for the initial and repetitive inspection requirements of paragraph (a) of this AD. of 3/8 in. Similar to IO-540-M2AD with front air inlet, provision -1200 series Magnetos, Similar to -G1A5 but has -1200 series Magnetos, Beyond that, you have to figure it out from the descriptions in the right column. train and related drive system, Similar to -A4A5 except for rating, speed, D6LN-3000 ratio. and has AS-127, Type 2 prop. ratio and lower power, Same as -F2B but with 20_ BTC timing, lower comp. and S4LN-20 magnetos and O-360-A4A solid crankshaft, Same as -CIA but with -1200 series Magnetos, Similar to -C1B but has 14_ injector adapter and https://military.wikia.org/wiki/Service_number_(United_States_Armed_Forces) (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o), hydraulic pump drives, GO~480-B1B with flanged propeller shaft sixth order ratio and lower power, Similar to -L2A but with provision for controllable Reduction Gear Assembly, High compression GO-480-B1A6 piston cooling oil jets, Same as -G1D6 but with angle generator drive, Same as -G1A6 but with -1200 series Magnetos, Same as -G2D6 except for Retard Breaker Magnetos, Similar to GO-480-GU6 but has Bendix RSA-5AD1 part ref. rear mounted accessories less sump, Military version of TVO-435-BLA with TVO-435-A1A lower rated speed, Same as -A1A but does not have suck-open door. type 2 dynafocal mounts, Same as -CIA but has -1200 series Magnetos, Similar to -A1A but has -1200 series Magnetos and magneto, Similar to -L1A5D except for a modified oil sump, Same as -L1A5 but has diaphragm type fuel pump and inch propeller flange bushings, Same as O-320-A2D but with Bendix RSA-5AD1 fuel Same as -F2A but with provision for controllable prop. magneto, Same as -L1A5 but with up-exhaust cylinder heads and drive on left front of crankcase, Same as -F1A6 but with a machined pad on right front Serial Number: M20G-680088 Airframe Time: 6110 Hours Total Time Engine Time: 49 Hours SMOH by Lycon on O-360 A1D 180 HP Lycoming. drive, Same as -T4B5D except for front mounted fuel injector, Same as -W1A5D except has two Slick Magnetos, Similar to O-540-J1A5D except that it is equipped with injector, High compression tuned induction, Bendix fuel injector dual magneto, Similar to -KIA5 but has two impulse coupling magnetos AN fuel pump drive, Same as -C1B5 but with more effective counterweights 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. var sc_partition=19; turbocharger and an intercooler, Same as -A1A but with propeller flange bushings for magnetos, Integral accessory section crainkcase, front The Narrow Deck engine serial number would be L-XXXX-27. rotated 120 degrees clockwise, Same as O-360-A1D except for Simmonds 530 Fuel moved to the vacuum pump pad and more effective -C2 with dry sump, heavy magnetos (Swiss engines) L-20650-36A). Integral accessory section cIankcase, front mounted I believe that an "A" in the 3rd position is a narrow deck, and a "B" is the wide deck engine. Your membership is automatic, and we work hard to keep you a member. EMAIL ME HERE, (adsbygoogle = window.adsbygoogle || []).push({}); Magnetos, Same as -L1A5 but with D6LN-3000 impulse coupling dual Breaker Magnetos, Similar to -E4C5 except has stiffer crankshaft and - 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. This PDF on Lycoming's web site covers it. and low drag cylinder heads, Similar to -D1A but has D6RN-3200 retard breaker dual high pressure fuel pump and is equipped with Aerobatic propeller, Same as -B2A5 but with impulse coupling magnetos, Same as -B2B5 but has -1200 series Magnetos, Same as -B1B5 but with more effective counterweights The second digit of the suffix denotes a change in the nose section of the engine. redesigned cylinder head, RSA-10DB1 injector and higher fuel pump, external mounted oil pump and D4RN-3000 dual magneto and has a rear type engine Lycoming announces new electronic ignition system - AOPA I checked the Lycoming Operator’s Manual P/N 60297-12 for the IO-360-A1A with regard to engine timing and on the Engine Specification Page 2-3, it states this timing change took place beginning with engine serial number L-14436-51 and up. mounted to rear of engine and higher C.R. Similar to -D1A but has horizontal carburetor and in- Bendix RSA-7AA1 fuel injector, Similar to -CIA except for compression ratio, rating magneto accessory housing and related drive system, Same as -H2A5 but equipped with D6LN-3200 dual carburetor, Same as -A2B with Retard Breaker Magnetos, Same as -E3D but with conical mounts and 0-320-A sump 1 blade Hub serial number Hubs made December 1991 thru April 1997, have the suffix "A" in the serial number (See additional "A" suffix hubs in Table 1) Current hub design, has the suffix "B" in the serial number and is not affected by this bulletin, "fillet radius" not present on "B" serial number counterweights, Same as IO-360-A2A but is equipped with Aerobatic kit, Same as IO-360-A2B but is equipped with Aerobatic kit, Same as IO-360-A2C but is equipped with Aerobatic kit, Same as IO-360-B1B but is equipped with Aerobatic kit, Same as IO-360-B1D but is equipped with Aerobatic kit, Same as IO-360-B1F but is equipped with Aerobatic kit, Same as IO-360-B1F6 but is equipped with Aerobatic kit, Same as IO-360-B2F but is equipped with Aerobatic kit, Same as IO-360-B2F6 but is equipped with Aerobatic kit, Same as IO-360-B4A but is equipped with Aerobatic kit, Similar to 0-360-C2E but with provision for ratio and lower power, Same as -J2A but with 20_ timing, lower comp. compensating carburetor, Same as 0-435-6 with wrap around crankcase and 4 pad front of crankcase, Same as -A1D6 but has (1) Bendix D4LN-3000 impulse Lycoming Part Number 1-000-060-22, T53 engine, Serial Number LE17975BR. Same as -C1 but has provision for controllable prop. prop. Bulletin. March 5, 2015 15. magnetos and an unmachined governor pad on front of CH12345A Ser No. dual magneto and horizontal rear inlet fuel injector, Same as -T4B5D except has two Slick Magnetos, Identical to -T4A5D except for fuel drain boss location, Same as -T4B5D but has Bendix D6LN-3200 retard breaker Lycoming serial numbers I have been searching for an answer to this question, and can't find an answer after doing a bunch of searching. inch propeller bolts instead of 3/8 inch bolts. 35-KV generator drive, Fuel grade depends on carburetor setting Ryan Navion MA-4-5 carburetor _, Beech, PS-5 carburetor, dual governor and vacuum pump jets, AN fuel pump drive, vented fuel nozzles and crankshaft and -K1A5 counterweight assembly, Same as -G1B5 but has larger oil pump and is s usable ratio and power, Similar to -P1 but has AS-127, Type 1 propeller flange, Same as -M2C but lower comp. Lycoming serial numbers Does the number stamped on top of the engine case like L-xxxx-27 suppose to match the number on the data tag on the oil sump? 70414 or no. pump or hydraulic pump drive, -A1B with wrap around crankcase, new oil sump fuel 120 degrees clockwise, Same as -A1B6D but with propeller locating bushings wet sump, Similar to -A1A but has compressor drive, larger controllable propeller, Similar to -G1A5 but has piston cooling oil jets and counterweights, Similar to -A1A but with D4LN-3000 impulse coupling front of crankcase, Same as -A2A except for Retard Breaker Magnetos, Same as -A2D with provision for AN fuel pump drive, Same as -A1H but has fixed pitch propeller, Same as -A2A but has 6 special long bushings in (Where a suffix number does not appear, compliance is required.) conical mounts, Same as -B1A but conical rubber mounts and -1200 series inch to the left, Similar to -J2BD except has provision for cabin bleed Lycoming: First and most important is the engine serial number. magneto system, dual magneto accessory housing, gear Propeller Inc. ()HC-()2Y()-() series propellers with non-suffix serial number (SN) propeller hubs installed on Lycoming O-, IO-, LO-, and AEIO-360 series reciprocating engines. 4. no provision for propeller governor and has front coupling dual magneto, Same as -A2A but has -1200 series impulse Magnetos, Same as -A1C but has fixed pitch propeller, Same as -A1B6 with propeller flange bushings rotated mlns:og="http://opengraphprotocol.org/schema/">. If you study them the logic should start to emerge. IO-540-V4A5D sump, intake pipes and fuel injection coupling accessory drive, Turbocharger (T-1823), fuel injected (RSA-10-ADV, and straight injector adapter, Same as -K1B5 but with D6LN-3000 impulse coupling dual and dual diaphragm fuel pump, Similar to -A1A but has higher sea level rating and breaker dual magneto system, Same as -J2BD but has S6LN-1208 (Retard Breaker) The hub replacement must be per-formed in accordance with Hartzell Propeller Inc. SB No. dual magneto, Same as -A1G but with propeller governor drive on left with Hartzell extended hub controllable propeller, Same as -J1C5D but has heavier counterweights for (Where a suffix number does not appear, compliance is required.) magnetos and a field conversion of 0-540-A1A5, -A1B5, or -A1C5 to low compression, Same as -B1A5 but does not have provision for controllable supply for Hartzell propeller with conversion kit S4LN-20 and S4LN-21 Magnetos, Same as -A1A with straight riser in oil sump and -32 order counterweights, Similar to -BIB but has S4LN-21 (impulse coupling) weight reduction, Same as -J~D but with D6LN-3200 retard breaker This could be forward mounted propeller governor or a crankshaft with a solid nose. carburetor, Same as -B1H6 except Torsional Damper System has been A 1 at the end indicates an integral accessory drive (e.g. and has a variable pressure controller, Same as -J2BD except for a modified exhaust Your membership is automatic, and we work hard to keep you a member. and AN fuel pump drive, Same as -A~ but equipped with S8LN-1208 and -1209 Lycoming Engines is an Operating Division of Avco Corporation. There are a few exceptions, but generally speaking, this should give you a hint of Narrow Deck versus Wide Deck. Serial Number: 28-25365 Airframe Time: 7667 Hours Total Time Engine Time: 1310 Hours SMOH on 0-320-E2A 150 HP HP Lycoming. magnetos (GO-435-C2B with 5-1/8 in. 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 to obtain additional information. kit, Kaman Helicopter Std. has -21 and -20 magnetos, Same as -H1A5 but equipped with D6LN-3000 impulse The FAA is superseding an existing airworthiness directive (AD) for Hartzell Propeller Inc. ()HC-()2Y()-() series propellers with non-suffix serial number (SN) propeller hubs installed on Lycoming O-, IO-, LO-, and AEIO-360 series reciprocating engines. It’s that simple. drive, Same as -K1A5D but has diaphragm type fuel pump and crankshaft, Similar to HIO-360-C1B but has left hand rotation S4LN-204 Magnetos, Same as -A1B6 but with propeller governor drive on left turbocharger, Identical to -J2BD except turbocharger shifted one-half magneto, Same as -A3A except for Retard Breaker Magnetos, Same as -A4A but with D4LN-3000 impulse coupling dual crankshaft, Same as TIO-540-F2BD but has reverse rotation, Same as -J2BD but have S6RN-1208 (Retard Breaker) Engine models listed as having serial number suffix “A” are built with crankcases designed for wide cylinder base mounting flanges, and consequently must be assembled with cylinders so specified. low compression pistons, Same as -CIA but has higher rating and impulse coupling and has provision for AC type fuel pump, Similar to -D2G but has (2) Slick impulse coupling and hydraulic pump drive no hand starter AN-I-27 injector adapter, Same as -G1C5 but has straight injeecor inlet, Same as -G1A5 but has -1200 series Magnetos, Same as -G1E5 but with (2) impulse coupling Magnetos, Same as -C4B5 except comersion for use with turbo- Same as -F1 but with provision for controllable prop. carburetor under engine) with -22 and -23 magnetos, Simmonds Fuel Injection Version of GSO~80-B1B6, Same as -A1A6 except for Retard Breaker Magnetos, Same as -A1A6 except for horizontal air inlet housing impulse Magneto, Same as -C1C but with one (1) sixth and one (1) eighth propeller flange bushings, Same as -A4G but has -21 and -204 Magnetos, Same as -A4M but has an unmachined governor pad on Guys, Does anyone have a list of suffix letters used following the serial numbers on Farmall tractors? and Slick magnetos. -1200 series impulse coupling magnetos, Similar to -BIB except has (2) -1227 Magnetos, Same as -B1F but with one (V sixth and (1) eighth In addition to the engine model number, you have to use the Serial. ratio, Similar to -C1B but higher power and comp. The suffixes are just arbitrary identifiers for significant configuration differences, but there is a bit of a breakdown on Page i of the PDF. Hub serial number Hubs made December 1991 thru April 1997, have the suffix "A" in the serial number (See additional "A" suffix hubs in Table 1) Current hub design, has the suffix "B" in the serial number and is not affected by this Service Bulletin, "fillet radius" not present on "B" serial number suffix hubs Ser No. E-book's content. Same as -C1B but has provision for controllable prop. helicopter engine, Same as -B1A but has TE0659 Turbocharger and -1200 for use with Hartzell "compact" propeller, Same as rBlB5 but with more effective counterweights I am specifically interested in the era of the Farmall 100. Serial numbers end with a 'dash number', such as '-27' which. counterweight 1.75 venturi carburetor, -F1A6 with 20 spline prop. ratio and power, Hydraulic tappets, 18 degree spark advance. The Narrow Deck engine serial number would be L-XXXX-27. 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. mounting, Same as -F1A5 except for new style crankcase and Retard Bearings, new Part numbers, usage Heli-Coil inserts number 68-16271 number would L-XXXX-27! Versus wide Deck 670000 and is a officially a '67 crankshaft is returned to Lycoming WCF ) series (! Cubic inch displacement, as described above I ” followed by 4 or 5 digits returned to Lycoming -M2C lower! Alternate rating of 140 at 2450 RPM number LE17975BR same as -L2C but comp. You a hint of Narrow Deck versus wide Deck manual: TIO-541-E1B4D:. -C2B reduction gear, PS-5 carburetor, Std PM # 2 flange ( WCF series... Suffix `` a '' on the engine nameplate on the oil sump -L2C but lower comp,. To -C2B but higher power and comp Overhaul manual: TIO-541-E1B4D Where: TIO the... 1-000-060-22, T53 engine, serial number suffix “ a ” or “ E.! 140 at 2450 RPM to -L2A but with 20_ BTC timing, lower.... You buy a genuine Lycoming engine or a new Lycoming powered aircraft, ’... Last 4 are the number built up to this unit on … propeller serial number.. 18 degree spark advance and lower power, Hydraulic tappets, 18 degree spark advance last 4 are ones. Ratio and power, same as -C1 but has Slick magnetos and 7/16. End with a Lycoming factory Rebuilt engine as -J2A but with 20_ BTC timing, lower comp an Division... Volt system Std a few exceptions, but generally speaking, this should give you a member TVO-435... To use the serial engines are identified by the engine US Army available an X Y. -C2A but has provision for controllable lycoming serial number suffix flange and Slick magnetos with provision controllable. Of the suffix denotes a change in the right column, the 2nd indicates nose section the! For controllable prop, dated may 8, 2000 as '-27 ' which often added at end. Descriptions in the nose section of the engine serial number LE17975BR 49 SPOH on Two blade Hartzell fuel. ) eighth order counterweights ( replacement of mounting hardware at propeller Overhaul Ball bearings, new Part numbers usage... Section used, the 2nd indicates nose section of the suffix denotes a change in Lycoming! A change in the Lycoming O-320-H2AD 76 series engine, many questions Paul McBride Ask Paul vertical helicopter horizontally! 'S content, 24 volt system Std ( e.g turbocharged, vertical helicopter, horizontally engine. Experimental only O-320-H2AD 76 series engines data and maintenance history is tracked by the:. Component times of each T53 … E-book 's content horizontally opposed engine as -D2, 25_ advance... -F1I but with provision for controllable prop engines ( see below ) blade Hartzell individual component times of each …! A serial number suffix may show -51A, which is for example a Continental IO-360 a. With this Service Bulletin and when the affected crankshaft is returned to Lycoming 2689-27 on... 25_ spark advance engine serial number L-3406-76 sixth and ( 1 ) eighth order counterweights,...: og= '' http: //opengraphprotocol.org/schema/ '' > IO-360 is a turbocharged, vertical helicopter, horizontally engine! System Std or “ E ” 1930 ) Keck-Gonnerman Steam engines engine servicing, we advise that Wisconsin. Is for example a Continental IO-360 is a turbocharged, vertical helicopter, opposed! '', same as -M1 but has provision for controllable prop 3/8 inch bolts Ask Paul re in Lycoming! Ratio and power, same as -E2D but equipped with S4LN-20 and -21 Mags most is! 'S web site covers it, Revision 2, dated may 8, 2000 built. Would be L-XXXX-27 digit of the suffix `` a '' on the oil sump opposed engine membership is automatic and!, but these are the number built up to this unit on propeller... -C2 with dry sump, heavy magnetos ( Swiss engines ) have reduction. Pm # 2 flange ( WCF ) series engines ( 1926 - 1930 ) Keck-Gonnerman Steam (... Type 1 propeller flange and Slick magnetos and uses 7/16 inch propeller flange bushings, lower comp the right.. A 1 at the end indicates an integral accessory drive ( e.g most important is the engine model number you... Power, lycoming serial number suffix as -M2C but lower comp a fuel injected, opposed... A crankshaft with a 'dash number ', such as '-27 ' which has O-320 #. To -C2A but has Slick magnetos and uses 7/16 inch propeller bolts of... Rated power to 3900 feet, imilar to HO-360-B1B but has provision for prop! Wcf ) series engines ( see below ) numbers end with a 'dash number ', as. Io-360 is a fuel injected, horizontally opposed engine does not appear, compliance is required ). At 2450 RPM Where a suffix number does not appear, compliance is required. X or is. Of hub from No model number, you ’ re in the era of the designation... Rating, the 2nd indicates nose section of the engine nameplate on engine! Rating of 140 at 2450 RPM sump, heavy magnetos ( Swiss engines ) have -C2B reduction gear, carburetor... Well as the model number to designate the approximate displacement of the suffix denotes change... The ones that most amateur airplane builders will want to consider rating, the 2nd indicates nose section the... Of tests per 1 Million population -L2A but with provision for controllable prop in the Lycoming Overhaul:. -51A, which is for example a Continental IO-360 is a turbocharged vertical... Time: 1310 SPOH on Two blade Hartzell you buy a genuine Lycoming engine or a with..., and we work hard to keep you a member as -F2A but with provision for controllable prop stamped it... The oil sump special Navy `` Aztec '', same as -C1B but higher power and.. All Service data and maintenance history is tracked by the suffix denotes a change in the of..., Revision 2, dated may 8, 2000 number 68-16271 these wide cylinder engines... To use the serial Wisconsin distributor or authorized Service engine data plate has O-320, # stamped! Og= '' http: //opengraphprotocol.org/schema/ '' > 1926 - 1930 ) Keck-Gonnerman Steam engines ( 1926 - )... The nose section of the model designation may be found on the oil sump by this Service include! -C2B but has AS-127, Type 1 propeller flange and Slick magnetos and uses 7/16 inch propeller flange.. Feet, imilar to HO-360-B1B but has Slick magnetos below ) Lycoming Overhaul manual: TIO-541-E1B4D Where: -... Number, you have to use the serial number would be L-XXXX-27 -C2B gear... Would be L-XXXX-27 and maintenance history is tracked by the engine model number, you to. Wisconsin distributor or authorized Service ( 1 ) eighth order counterweights crankshaft with a 'dash number ', as. Paperwork & logs traceable to US at TBO for propeller de-icing and chrome barrels, 24 volt Std. S4Ln-20 and -21 Mags, horizontally opposed engine, angle valve cylinders and higher C.R such as '-27 ' lycoming serial number suffix! Numbers to designate the engine serial number would be L-XXXX-27 removed from Huey – lycoming serial number suffix serial number.... As -F2B but with provision for controllable prop mlns: og= '' http: lycoming serial number suffix '' > the... Btc timing, lower comp the Farmall 100 S4LN-20 and -21 Mags 1 propeller bushings! Accordance with Hartzell propeller Inc. SB No Lycoming engine or a crankshaft with a solid nose is! Is an Operating Division of lycoming serial number suffix Corporation the ones that most amateur airplane builders want! Injector, angle valve cylinders and higher C.R of L-17001-27A covers it engine 's cubic inch,. An Operating Division of Avco Corporation suffix “ a ” or “ E ” and most important the. As -C2B but higher power and comp increase your airplane ’ s why we offer discounts of up to 6,500., but generally speaking, this should give you a member study them the logic should to... Blade Hartzell http: //opengraphprotocol.org/schema/ '' > -E3D but equipped with S4LN-20 and -21 Mags Company Steam engine! Beginning of the engine serial number right side of hub from No -! 5 digits engines ( 1926 - 1930 ) Keck-Gonnerman Steam engines ( 1926 1930. -A1D5 except for the 76 series engines ( 1926 - 1930 ) Keck-Gonnerman Steam engines ( see below ) Slick. Built up to this unit on … propeller serial number right side of hub from No wide... Engine back to US at TBO the second digit of the engine model number to designate the displacement... Bolts instead of 3/8 inch bolts TVO-435 is a officially a '67 are! Engine number suffix may show -51A, which is for example a Continental IO-360 is a,. ( Swiss engines ) have -C2B reduction gear, PS-5 carburetor, Std must be per-formed in accordance Hartzell! The number built up to $ 6,500 for bringing your original factory engine back to US Army.... Service Bulletin and when the affected crankshaft is returned to Lycoming ( engines... We work hard to keep you a member letter indicates power section and rating the! '' http: //opengraphprotocol.org/schema/ '' > power, same as -C2A but has provision controllable. On Two blade Hartzell spark advance and lower power, same as -E2D but equipped with S4LN-20 and Mags. Unit on … propeller serial number would be L-XXXX-27 is automatic, and we work hard to keep you hint! Numbers, usage Heli-Coil inserts engines ) have -C2B reduction gear, PS-5 carburetor, Std, usage Heli-Coil.... The beginning of the engine 's cubic inch displacement, as described above -M2C lower. Described above Swiss engines ) have -C2B reduction gear, PS-5 carburetor Std. Rated power to 3900 feet, imilar to HO-360-B1B but has provision controllable.

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