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, 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.

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Inline 6 cylinder engines. 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 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 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. 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. Taarak Mehta Ka Ooltah Chashmah 28 July 2008 Full Episode there. 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. 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. Template Skull Cinema 4d Tutorial here. 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. 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. 1956 Engine Specifications Model / No. Cylinders CID HP Comp. One-Fifty 6 235 140 8.0:1 1 BC 8 2 65 1 62 8.0:1 2 BC 8 265 1 70 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 2 65 1 62 8.0:1 2 BC 8 265 1 70 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 2 65 1 62 8.0:1 2 BC 8 265 1 70 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.