Chevrolet Passenger Car & Truck Engine Serial Number Information | 1941 - 1946 | 1950 | 1954 | | 1947 | 1951 | 1955 | | 1948 | 1952 | 1956 | | 1949 | 1953 | 1957 |
Please Note: This info is incomplete and I am still trying to compile this list. I am trying to gather information on decoding engine serial number identification prefixes (pre-1954) and suffixes (1954 - 1959) to add to this site. If you have any info that can be added, please let me know. Thanks, Keith Hardy Latest Changes/Additions/Corrections 28 May 2006 / 23 December 2004
| | Pre - 1953 Chevrolet Engine Serial Number Location | Engine Serial Number is Located on the right side of the engine on a boss just to the rear of the ignition distributor for 216 and 235 c.i. inline 6 cylinder engines.
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Anything with '????' means I do not have a reference. | 1941 - 1953 Engine Serial Number Codes | | Year Code | Vehicle Designation | Engine Plant & Code | | D | 1946 | | E | 1947 | A | A | Flint, Michigan | Regular Engine | | F | 1948 | B | C | Flint, Michigan | **RPO 227A | | G | 1949 | C | D | Flint, Michigan | w/ Hydrovac | | H | 1950 | D | C | Flint, Michigan | **RPO 227A | | J | 1951 | E | D | Flint, Michigan | w/ Hydrovac | | K | 1952 | F | Flint, Michigan | 235ci Engine | | L | 1953 | M | Tonawanda, NY | Regular Engine | | P | Tonawanda, NY | **RPO 227A | | Q | Tonawanda, NY | w/ Hydrovac | | ** with Heavy Duty Clutch |
| Assembly Unit Numbers: start with 1001 at each plant. | Am I Missing Prefixes Below? | Commonly Used Prefixes on Chevrolet Engines - 1941 - 1953 | | Year | | 1941 | AG or AL | | 1942 | BG or BL | | 1946 | BG or BL (First Design) | | DAA, DDA, DDM, DEA or DEM (Second Design) |
1947 | | ENGINE NUMBER is located on the right side of the block to the rear of the distributor. Engine numbers start at 1001. | | Passenger Cars | | EAA EAM | Passenger Car w/216ci Engine | | Trucks | | EAC EAP | Series 1500, 216ci Passenger Car Engine w/HD Clutch | | EBA EBM | Series 3100, 216ci Truck Engine | | BECA BECM | Series 3100, 216ci Truck Engine w/HD Clutch & 3 or 4 speed transmission | | AECA | Series 3100, 216ci Truck Engine - w/either 3 or 4 speed transmission | | AECM | Series 3600, 216ci Truck Engine - w/either 3 or 4 speed transmission | | AECM | Series 3800, 216ci Truck Engine - w/either 3 or 4 speed transmission | | EDA, EDM, EEA or EEM | ???? | | Prefixes ending in - AA AC BA CA were manufactured in Flint, Michigan | | Prefixes ending in - AM AP BM CM were manufactured in Tonawanda, New York |
1948 | | ENGINE NUMBER is located on the right side of the block to the rear of the distributor. Engine numbers start at 1001. | | Passenger Cars | | FAA FAM | Passenger Car w/216ci Engine | | Trucks | | FAC FAP | Series 1500, 216ci Passenger Car Engine w/HD Clutch | | FBA FBM | Series 3100, 216ci Truck Engine - w/either 3 or 4 speed transmission | | BFCA BFCM | Series 3100, 216ci Truck Engine w/HD Clutch & 3 or 4 speed transmission | | AFCA AFCM | Series 3600, 216ci Truck Engine - w/either 3 or 4 speed transmission | | AFCM | Series 3600, 216ci Truck Engine - w/either 3 or 4 speed transmission | | AECM | Series 3800, 216ci Truck Engine - w/either 3 or 4 speed transmission | | FDA, FDM, FEA, or FEM | ???? | | Prefixes ending in - AA AC BA CA were manufactured in Flint, Michigan | | Prefixes ending in - AM AP BM CM were manufactured in Tonawanda, New York |
1949 Young Athletes Resources. Special Olympics Young Athletes is a sport and play program for children with and without intellectual disabilities (ID), ages 2 to 7 years old. Young Athletes introduces basic sport skills, like running, kicking and throwing. Special Olympics New Jersey 1 Eunice Kennedy Shriver Way Lawrenceville, NJ 08648. Please contact the state office at (609) 896-8000 or sportsinfo@sonj.org if you are a new athlete and do not hear from a SONJ staff or community member within two weeks of submitting a Participation Packet. Young Athletes welcomes children and their families into the world of Special Olympics. Young Athletes is an inclusive play program for children ages 2 through 7 that prepares them for future participation in sports while improving gross motor, social and cognitive skills. The Special Olympics Young Athlete Program, created in partnership with the University of Medicine and Dentistry of New Jersey, is a program designed for children with intellectual disabilities of. Volunteers must be at least 14 years old to volunteer for a Young Athletes community program. Volunteer for a Community Program. Connect with Us! Follow Special Olympics New Jersey Young Athletes for information on community programs, webinars, special events, and stories about our Young Athletes community. Download special olympics young athlete program nj. | | ENGINE NUMBER is located on the right side of the block to the rear of the distributor. Engine numbers start at 1001. | | Passenger Cars | | GAA GAM | Passenger Car w/216ci Engine | | Trucks | | GAC GAP | Series 1500 & 2000, 216ci Passenger Car Engine w/HD Clutch | | GBA GBM | Series 3100, 216ci Truck Engine | | BGCA BGCM | Series 3100, 216ci Truck Engine w/HD Clutch | | AGCA AGCM | Series 3600 & 3800, 216ci Truck Engine | | GCF GCS | Series 3700 & 3900, 216ci Truck Engine | | GCA GCM | Series 4000, 216ci Truck Engine | | GCD GCQ | Series 4000, 216ci Truck Engine w/provision for Hydrovac Brake Unit | | GDA GDM GEA or GEM | ???? | | Prefixes ending in - AA AC BA CA CF CD EA EA were manufactured in Flint, Michigan | | Prefixes ending in - AM AP BM CM CS CQ DM EM were manufactured in Tonawanda, New York |
1950 Preventive Maintenance programs, whether written or stored on a Computerized Maintenance Management System, should also include a list of resources necessary to perform work, such as scissors lifts, forklifts, drills, wrenches, etc. A job plan should provide information on job scope, crafts, and hours to allow the supervisor to assign. An effective preventive maintenance program can extend the life of a roof system by years and ensures that, as the roof reaches the end of its life, it can be replaced as a scheduled event rather than in an emergency situation. Program for preventive maintenance. How can the answer be improved? Maintenance may occur too often with a preventative maintenance program. Unless, and until the maintenance frequencies are optimized for minimum maintenance, too much or too little preventive maintenance will occur. A preventive maintenance plan is essential to keeping equipment in top shape and operations running smoothly. Learn how to set up a plan for your company! How to Set Up a Preventive Maintenance Plan. Now that you have a list of candidates for your preventive maintenance program, you need to determine what is best for each piece of. | | ENGINE NUMBER is located on the right side of the block to the rear of the distributor. Engine numbers start at 1001. | | Passenger Cars | | HAA HAM | Passenger Car w/216ci Engine | | Trucks | | HAA HAM | Series 1500, 216ci Passenger Engine | | HAC HAP | Series 1500, 216ci Passenger Car Engine w/HD Clutch | | HBA HBM | Series 3100, 216ci Truck Engine | | BHCA BHCM | Series 3100, 216ci Truck Engine w/HD Clutch | | AHCF AHCM | Series 3600 & 3800, 216ci Truck Engine | | HAD HDA HEA or HEM | ???? | | Prefixes ending in - AA AC BA CA CF were manufactured in Flint, Michigan | | Prefixes ending in - AM AP BM CM were manufactured in Tonawanda, New York |
1950 Truck Engine Specifications | | Model & Code | Plant | No. Cylinders | CID | HP | Comp. Ratio | Carb. | | 1500 Series | | HAA | Flint | 6 | 216 | 92 | 6.6:1 | 1 BC | | HAM | Tonawanda | 6 | 216 | 92 | 6.6:1 | 1 BC | | HAC | Flint | 6 | 216 | 92 | 6.6:1 | 1 BC | | HAP | Tonawanda | 6 | 216 | 92 | 6.6:1 | 1 BC | 3100 Series | | HBA | Flint | 6 | 216 | 92 | 6.6:1 | 1 BC | | HBM | Tonawanda | 6 | 216 | 92 | 6.6:1 | 1 BC | | BHCA * | Flint | 6 | 216 | 92 | 6.6:1 | 1 BC | | BHCM * | Tonawanda | 6 | 216 | 92 | 6.6:1 | 1 BC | 3600/3800 Series | | AHCF ** | Flint | 6 | 235 | 92 | 6.6:1 | 1 BC | | AHCM ** | Tonawanda | 6 | 235 | 92 | 6.6:1 | 1 BC | * 'B' will precede prefix if R.P.O. on 3100 series. ** 'A' will precede prefix if motor is used on a 3600 and 3800 series. |
1951 | | ENGINE NUMBER is located on the right side of the block to the rear of the distributor. Engine numbers start at 1001. | | Passenger Cars | | JAA JAM | Passenger Car w/216ci Engine | | Trucks | | JAA JAM | Series 1500, 216ci Passenger Engine | | JAC JAP | Series 1500, 216ci Passenger Car Engine w/HD Clutch | | JBA JBM | Series 3100, 216ci Truck Engine | | BJCA BJCM | Series 3100, 216ci Truck Engine w/HD Clutch | | AJCA N/AAJCM | Series 3600, 216ci Truck Engine | | JCD JCQ | Series 3600 & 3800, 216 Truck Engine w/Hydrovac Brake Unit | | JAD JDA JEA or JEM | ???? | | Prefixes ending in - AA AC BA CA CD were manufactured in Flint, Michigan | | Prefixes ending in - AM AP BM CM CQ were manufactured in Tonawanda, New York |
1952 | | ENGINE NUMBER is located on the right side of the block to the rear of the distributor. Engine numbers start at 1001. | | Passenger Cars | | KAA KAM | Passenger Car w/216ci Engine | | Trucks | | KAA KAM | Series 1500, 216ci Passenger Engine | | KAC KAP | Series 1500, 216ci Passenger Car Engine w/HD Clutch | | KBA KBM | Series 3100, 216ci Truck Engine | | BKCA BKCM | Series 3100, 216ci Truck Engine w/HD Clutch | | AKCA AKCM | Series 3600 & 3800, 216ci Truck Engine | | AKCD AKCQ | Series 3600 & 3800, 216 Truck Engine w/Hydrovac Brake Unit | | KAD KDA KEA or KEM | ???? | | Prefixes ending in - AA AC BA CA CD were manufactured in Flint, Michigan | | Prefixes ending in - AM AP BM CM CQ were manufactured in Tonawanda, New York |
1953 | | ENGINE NUMBER is located on the right side of the block to the rear of the distributor. Engine numbers start at 1001. | | Passenger Cars | | LAG LAT | Passenger Car w/216ci Engine | | Trucks | | LAG LAT | Series 1500, 216ci Passenger Engine | | LAJ LAV | Series 1500, 216ci Passenger Car Engine w/HD 10-3/4' Clutch | | LBA LBM | Series 3100, 216ci Truck Engine | | BLCC BLCP | Series 3100, 216ci Truck Engine w/HD Clutch | | LCC LCP | Series 3600, 216ci Truck Engine | | ALCC ALCP | Series 3800, 216 Truck Engine | | LCH LCU | Series 3800, 216 Truck Engine w/Positive Crankcase Ventilation | | LAA LAM | 235ci Engine | | LAC LAP | 235ci Engine w/HD 10-3/4' Clutch | | LAE LAR | 235ci Engine w/Power Steering | | LAF | 235ci Engine w/Aluminum Timing Gears | | LAQ | 235ci Engine w/Powerglide Transmission | | LAS | 235ci Engine w/Powerglide Transmission and Power Steering | | LAA LAM | 235ci Engine | | LCQ LAC LAP LAQ LAR LDA LDM LEA or LEM | ???? | | Prefixes ending in - AA AC AE AF AG AJ BA CA CC CH were manufactured in Flint, Michigan | | Prefixes ending in - AM AR AS AT AP AQ AV BM CM CP CQ CU were manufactured in Tonawanda, New York |
1953 Engine Specifications | | No. Cylinders | CID | HP | Comp. Ratio | Carb. | Trans. | | One-Fifty | | 6 | 235 | 108 | 7.1:1 | 1 BC | STD | | 6 | 235 | 115 | 7.5:1 | 1 BC | Powerglide | Two-Ten | | 6 | 235 | 108 | 7.1:1 | 1 BC | STD | | 6 | 235 | 115 | 7.5:1 | 1 BC | Powerglide | Bel Air | | 6 | 235 | 108 | 7.1:1 | 1 BC | STD | | 6 | 235 | 115 | 7.5:1 | 1 BC | Powerglide | Corvette | | 6 | 235 | 150 | 8.0:1 | 3 - 1 BC | Automatic |
Unit Numbers: start with 1001 at each plant. | Plant Designations: | Model Year: | | F | Flint, Michigan | 54 | 1954 | | T | Tonawanda, New York | 55 | 1955 | | 56 | 1956 | | 57 | 1957 |
1954 | ENGINE NUMBER is located on the right side of the block to the rear of the distributor. Engine numbers start at 1001. The suffix letter after the engine code identifies the engine plant - 'F' ~ Flint, 'T' ~ Tonawanda. 'ZC' identifies heavy duty clutch, 'ZH' ~ aluminum cam gear, 'ZE' ~ power steering. | | Code: | Size: | HP: | Description: | Code: | Size: | HP: | Description: | | Z | 235 | 115 | Regular Engine | ZJ | 235 | w/Heavy-duty Clutch & Cam Gear | | ZC | 235 | 115 | w/Heavy-duty Clutch | Y | 235 | 125 | w/Powerglide | | ZE | 235 | w/Power Steering | YG | 235 | 150 | Corvette Engine | | ZH | 235 | w/Aluminum Cam Gear |
1954 Engine Specifications | | Model & Code | No. Cylinders | CID | HP | Comp. Ratio | Carb. | Trans. | | One-Fifty | | Z | 6 | 235 | 115 | 7.5:1 | 1 BC | STD | | Y | 6 | 235 | 125 | 7.5:1 | 1 BC | Powerglide | Two-Ten | | Z | 6 | 235 | 115 | 7.5:1 | 1 BC | STD | | Y | 6 | 235 | 125 | 7.5:1 | 1 BC | Powerglide | Bel Air | | Z | 6 | 235 | 115 | 7.5:1 | 1 BC | STD | | Y | 6 | 235 | 125 | 7.5:1 | 1 BC | Powerglide | Corvette | | YG | 6 | 235 | 150 | 8.0:1 | 3 - 1 BC | Powerglide |
| 1955 | 6-cylinder ENGINE NUMBER is located on the right side of the block to the rear of the distributor. 8-cylinder ENGINE NUMBER is on pad on front right hand side of the block behind the water pump. All Engine numbers start at 1001. The prefix letter identifies where the engine was built, model year and model type - 'F' ~ Flint, 'T' ~ Tonawanda. | | Code: | Size: | HP: | Description: | Code: | Size: | HP: | Description: | | Z | 235 | 140 | Regular Engine | G | 265 | 162 | w/3-speed | | ZC | 235 | 140 | w/Heavy-duty Clutch | GC | 265 | 162 | w/Over-drive | | ZH | 235 | 140 | w/Aluminum Cam Gear | GD | 265 | w/3-speed & 4 bbl Carburetor | | ZJ | 235 | w/Heavy-duty Clutch & Cam Gear | GE | 265 | 205 | w/3-speed, 4 bbl Carb & Over-drive | | Y | 235 | w/Powerglide | GF | 265 | 162 | w/3-speed & AC | | YG | 235 | Corvette Engine | GG | 265 | w/3-speed, Over-drive & AC | | GJ | 265 | 162 | w/Heavy-duty Clutch | | F | 265 | 170 | w/Powerglide | GK | 265 | 162 | w/Heavy-duty Clutch & AC | | FB | 265 | 205 | w/Powerglide & 4 bbl Carburetor | GL | 265 | 170 | w/Heavy-duty Clutch & 4 bbl Carb | | FC | 265 | 170 | w/Powerglide & AC | GM | 265 | 205 | w/HD Clutch, 4 bbl Carb & AC | | FD | 265 | w/Powerglide, 4 bbl Carb & AC | GR | 265 | w/Standard Transmission | | FG | 265 | Corvette Engine |
1955 Engine Specifications | | Model & Code | No. Cylinders | CID | HP | Comp. Ratio | Carb. | | One-Fifty | | Z | 6 | 235 | 123 | 7.5:1 | 1 BC | | Y | 6 | 235 | 136 | 7.5:1 | 1 BC | | 8 | 265 | 162 | 8.0:1 | 2 BC | | 8 | 265 | 180 | 8.0:1 | 4 BC | Two-Ten | | Z | 6 | 235 | 123 | 7.5:1 | 1 BC | | Y | 6 | 235 | 136 | 7.5:1 | 1 BC | | 8 | 265 | 162 | 8.0:1 | 2 BC | | 8 | 265 | 180 | 8.0:1 | 4 BC | Bel Air | | Z | 6 | 235 | 123 | 7.5:1 | 1 BC | | Y | 6 | 235 | 136 | 7.5:1 | 1 BC | | 8 | 265 | 162 | 8.0:1 | 2 BC | | 8 | 265 | 180 | 8.0:1 | 4 BC | Corvette | | YG | 6 | 235 | 150 | 8.0:1 | 3 - 1 BC | | FG | 8 | 265 | 195 | 8.0:1 | 4 BC |
| 1956 | | Code: | Size: | HP: | Description: | Code: | Size: | HP: | Description: | | Z | 235 | 140 | Regular Engine | GE | 265 | 205 | w/Over-drive & Powerpack | | ZC | 235 | 140 | w/Heavy-duty Clutch | GF | 265 | 162 | w/3-speed & AC | | Y | 235 | w/Powerglide | GJ | 265 | 162 | w/Heavy-duty Clutch | | GK | 265 | 162 | w/Heavy-duty Clutch & AC | | F | 265 | 170 | w/Powerglide | GL | 265 | 170 | w/Powerglide | | FB | 265 | 205 | w/Powerglide & 4 bbl Carburetor | GM | 265 | 205 | w/AC & Powerpack | | FC | 265 | 170 | w/Powerglide & AC | GN | 265 | 205 | w/Over-drive, Powerpack & AC | | FD | 265 | 170 | w/Powerglide, Powerpack & AC | GQ | 265 | 162 | w/Over-drive & AC | | FG | 265 | 225 | Corvette w/Powerglide | GR | 265 | 225 | Corvette w/3-speed | | FK | 265 | 210 | Corvette w/3-speed | GU | 265 | 240 | Corvette Engine w/3-speed | | G | 265 | 162 | w/3-speed | GV | 265 | 210 | Corvette Engine w/Powerglide | | GC | 265 | 162 | w/Over-drive |
1956 ENGINE SERIAL NUMBER AND SUFFIX CHART | | TYPE | MODEL | DESCRIPTION | | Z | 15-21-2400 | Regular '235' Engine - 6 Cylinder | | ZC | 15-21-2400 | Regular '235' Engine - 6 Cylinder with Heavy Duty Clutch | | Y | 15-21-2400 | '235' - 6Cylinder Powerglide | | G | 15-21-2400 | 8 Cylinder with 3-Speed Transmission | | GC | 15-21-2400 | 8 Cylinder with Overdrive | | GQ | 15-21-2400 | 8 Cylinder with Air Conditioning and Overdrive | | GE | 15-21-2400 | 8 Cylinder with Power Pack and Overdrive | | GF | 15-21-2400 | 8 Cylinder with 3-Speed and Air Conditioning | | GJ | 15-21-2400 | 8 Cylinder with Heavy Duty Clutch | | GK | 15-21-2400 | 8 Cylinder with Heavy Duty Clutch and Air Conditioning | | GL | 15-21-2400 | 8 Cylinder with Power Pack | | GM | 15-21-2400 | 8 Cylinder with Power Pack and Air Conditioning | | GN | 15-21-2400 | 8 Cylinder with Power Pack, Overdrive and Air Conditioning | | GR | Corvette | 8 Cylinder with 3-Speed Transmission | | F | 15-21-2400 | 8 Cylinder with Powerglide | | FB | 15-21-2400 | 8 Cylinder with Powerglide and Power Pack | | FC | 15-21-2400 | 8 Cylinder with Powerglide and Air Conditioning | | FD | 15-21-2400 | 8 Cylinder with Powerglide, Air Conditioning and Power Pack | | FG | Corvette | 8 Cylinder with Powerglide | | X* | 31-32-36-3800 | Thriftmaster '235' | | XG* | 31-32-36-3800-4000 | Thriftmaster '235' with Hydramatic Transmission | | W | 34-35-3700 | Thriftmaster '235' - Updraft Carburetor - Forward Control | | WA | 34-35-3700 | Thriftmaster '235' - Updraft Carburetor with Hydramatic Transmission - Forward Control | | V** | 31-32-36-3800-4000 | Thriftmaster '235' Heavy Duty Clutch | | U*** | 4000-6000 | Loadmaster '235' | | UD | 4000 | Loadmaster '235' with Hydramatic Transmission | | TA | 6000 | Jobmaster '261' - 6 Cylinder | | A* | 31-32-36-3800-4000 | 8 Cylinder Regular | | B* | 31-32-36-3800-4000 | 8 Cylinder Hydramatic Transmission | | M* | 31-32-36-3800-4000 | 8 Cylinder Heavy Duty Clutch | | D | 34-35-3700 | 8 Cylinder Forward Control | | DA | 34-35-3700 | 8 Cylinder Forward Control Hydramatic | | DB | 34-35-3700 | 8 Cylinder Forward Control - Heavy Duty Clutch | | * 'A' stamped following suffix when this engine is used in 3600 Series and 'B' when used in 3800 Series and 'C' when used in 4000 Series. | | ** 'A' stamped following suffix when this engine is used in 3600 Series and 'B' when used in 3800 Series and 'C' when used in 3100 and 3200 Series. | | *** 'A' stamped following suffix when this engine is used in 4000 Series. | | Six cylinder and 8 cylinder are numbered separately with each type engine numbered in sequence starting with 0001001. 'F' will designate Flint engine. 'T' will designate Tonawanda engine. | EXAMPLE I: The 50th 2100 Series regular production '235' 6-cylinder engine built at Flint carries Serial No. 0001050 F56Z if built in Tonawanda, 0001050 T56Z | | EXAMPLE II: 0001025 F56U | | 0001025 | F | 56 | U | | Serial Number | Flint | Year 1956 | Loadmaster '235' | Assembly Plant | 6000 Series |
| This Info is from the 1929 - 1957 Chevrolet MASTER PARTS and ACCESSORIES CATALOGpage 11 | Info Added: 9 July 2006 |
| 1956 Engine Specifications | | Model / No. Cylinders | CID | HP | Comp. Ratio | Carb. | | One-Fifty | | 6 | 235 | 140 | 8.0:1 | 1 BC | | 8 | 265 | 162 | 8.0:1 | 2 BC | | 8 | 265 | 170 | 8.0:1 | 2 BC | | 8 | 265 | 205 | 9.25:1 | 4 BC | | 8 | 265 | 225 | 9.25:1 | 2 x 4 BC | Two-Ten | | 6 | 235 | 140 | 8.0:1 | 1 BC | | 8 | 265 | 162 | 8.0:1 | 2 BC | | 8 | 265 | 170 | 8.0:1 | 2 BC | | 8 | 265 | 205 | 9.25:1 | 4 BC | | 8 | 265 | 225 | 9.25:1 | 2 x 4 BC | Bel Air | | 6 | 235 | 140 | 8.0:1 | 1 BC | | 8 | 265 | 162 | 8.0:1 | 2 BC | | 8 | 265 | 170 | 8.0:1 | 2 BC | | 8 | 265 | 205 | 9.25:1 | 4 BC | | 8 | 265 | 225 | 9.25:1 | 2 x 4 BC | Corvette | | 8 | 265 | 210 | 9.25:1 | 4 | | 8 | 265 | 225 | 9.25:1 | 2 x 4 | | 8 | 265 | 240 | 9.25:1 | 2 x 4 |
| 1957 | | Code: | Size: | HP: | Description: | Code: | Size: | HP: | Description: | | A | 235 | w/3-speed | EL | 283 | Corvette w/3-speed, Fuel Injection & Lift Cam | | AD | 235 | w/Heavy-duty Clutch | EM | 283 | Corvette w/3-speed & Fuel Injection | | B | 235 | w/Powerglide | EN | 283 | Corvette w/3-speed, Fuel Injection & AC | | F | 283 | w/Powerglide | | C | 265 | w/3-speed | FA | 283 | w/Powerglide & AC | | CD | 265 | w/Over-drive | FC | 283 | w/Powerglide & 4 bbl Carburetor | | CE | 265 | w/Heavy-duty Clutch | FD | 283 | w/Powerglide & 2-4 bbl Carburetor | | FE | 283 | w/Powerglide, 4 bbl Carb & AC | | E | 283 | w/4 bbl Carburetor | FG | 283 | Corvette w/Powerglide & 2-4 bbl Carburetor | | EA | 283 | w/2-4 bbl Carburetor | FH | 283 | Corvette w/Powerglide | | EB | 283 | w/2-4 bbl Carburetor & Lift Cam | FK | 283 | Corvette w/Powerglide & Fuel Injection | | EC | 283 | w/Over-drive and 4 bbl Carburetor | FJ | 283 | w/Powerglide & Fuel Injection | | EF | 283 | Corvette w/3-speed & 4 bbl Carburetor | G | 283 | w/Turboglide | | EG | 283 | Corvette w/2-4 bbl Carburetor & Lift Cam | GC | 283 | w/Turboglide & 4 bbl Carburetor | | EH | 283 | Corvette w/2-4 bbl Carburetor | GD | 283 | w/Turboglide & 2-4 bbl Carburetor | | EJ | 283 | w/fuel Injection | GF | 283 | w/Turboglide & Fuel Injection | | EK | 283 | w/fuel Injection & Lift Cam |
1957 ENGINE SERIAL NUMBER AND SUFFIX CHART | | TYPE | MODEL | DESCRIPTION | | A | 15-21-2400 | Regular '235' Engine - 6 Cylinder | | AD | 15-21-2400 | Regular '235' Engine - 6 Cylinder with Heavy Duty Clutch | | B | 15-21-2400 | '235' - 6 Cylinder Powerglide | | C | 15-21-2400 | '265' - 8 Cylinder with 3-Speed Transmission | | CD | 15-21-2400 | '265' - 8 Cylinder with Overdrive | | CE | 15-21-2400 | '265' - 8 Cylinder with Heavy Duty Clutch | | E | 15-21-2400 | '283' - 8 Cylinder with 4BC | | EA | 15-21-2400 | '283' - 8 Cylinder with Dual 4BC | | EB | 15-21-2400 | '283' - 8 Cylinder with Dual 4BC and Hi Lift Cam | | EC | 15-21-2400 | '283' - 8 Cylinder with Overdrive and 4BC | | F | 15-21-2400 | '283' - 8 Cylinder with Powerglide | | FC | 15-21-2400 | '283' - 8 Cylinder with Powerglide and 4BC | | FD | 15-21-2400 | '283' - 8 Cylinder with Powerglide and Dual 4BC | | FA | 15-21-2400 | '283' - 8 Cylinder with Powerglide and Air Conditioning | | FE | 15-21-2400 | '283' - 8 Cylinder with Powerglide, Air Conditioning and 4BC | | FJ | 15-21-2400 | '283' - 8 Cylinder with Powerglide and Fuel Injection | | G | 15-21-2400 | '283' - 8 Cylinder with Turboglide | | GC | 15-21-2400 | '283' - 8 Cylinder with Turboglide and 4BC | | GD | 15-21-2400 | '283' - 8 Cylinder with Turboglide and Duel 4BC | | GF | 15-21-2400 | '283' - 8 Cylinder with Turboglide and Fuel Injection | | EJ | 15-21-2400 | '283' - 8 Cylinder with Fuel Injection | | EK | 15-21-2400 | '283' - 8 Cylinder with Fuel Injection and Hi Lift Cam | | EF | Corvette | '283' - 8 Cylinder with 3-Speed Transmission and 4BC | | EH | Corvette | '283' - 8 Cylinder with Duel 4BC | | EG | Corvette | '283' - 8 Cylinder with Duel 4BC and Hi Lift Cam | | FG | Corvette | '283' - 8 Cylinder with Powerglide and Dual 4BC | | FH | Corvette | '283' - 8 Cylinder with Powerglide | | EM | Corvette | '283' - 8 Cylinder with 3-Speed Transmission and Fuel Injection | | EL | Corvette | '283' - 8 Cylinder with 3-Speed Transmission, Fuel Injection and Hi Lift Cam | | FK | Corvette | '283' - 8 Cylinder with Powerglide and Fuel Injection | | H | 31-32-36-3800 | Thriftmaster '235' | | HD | 31-32-36-3800-4000 | Thriftmaster '235' with Hydramatic Transmission | | HE | 31-32-36-3800-4000 | Thriftmaster '235' with Heavy Duty Clutch | | J | 31-32-36-3800-4000 | Thriftmaster '235' -Updraft | | JA | 34-35-3700 | Thriftmaster '235' -Updraft and Hydramatic | | K | 34-35-3700 | Jobmaster '261' | | L | 31-32-36-3800-4000 | Trademaster '265' | | LA | 4000 | Trademaster '265' with Hydramatic | | LB | 31-32-36-3800-4000 | Trademaster '265' with Heavy Duty Clutch | | M | 34-35-3700 | 8 Cylinder - Dubl.-Duti | | Note: The continuous engine serial number has been eliminated. The engine plants now stamp a source, production date and type on serial pad. | | EXAMPLE: T101A | | T | 1 | 01 | A | | Tonawanda | Month | Day of Month | Standard 6 cylinder '235' | Assembly Plant | January | First | Models 15-21-2400 |
| This Info is from the 1929 - 1957 Chevrolet MASTER PARTS and ACCESSORIES CATALOGpages 11 and 12. | Info Added: 9 July 2006 |
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