2iWARNING: Products on this page can expose you to a chemical, which is known to the St ate of California to cause cancer or reproductive harm. **For more information go to www.P65Warnings.ca.gov**ENGINES LOOK LIKE: 2 Carbs. - 1960-6380hp., 98hp., 102hp. (1964 looks the same but has 1965 style air cleaner) 2 Carbs. - 1965-6995hp., 110hp. "Turbo-Air" (no smog shown) 4 Carbs. - 1965-69 140hp.(air cleaner shown as an outline) 1962-64 Turbocharged 1965-66 Turbocharged looks the same except has an alternator. Engine InterchangeabilityNOTE: Engine and/or engine lids have been known to be switched! See previous page for engine and power train numbers. Be Sure of Your Engine Before Ordering Parts. GASKETS: Nearly all gaskets are interchangeable except that 1965-69 take large head gaskets and 14Ohp. has larger exhaust packings. MECHANICAL: 1961-63 nearly all interchangeable (Turbos had different rods and crank). 1964-69 nearly all interchangeable (64 uses 61-63 blower bearing housing and generator adaptor, different cylinders and heads). SHEET METAL: 1961-64 fairly close 1965-69 fairly close ENGINE TRANSPLANT: Most engines can be used in any vehicle with change of shrouds, rear mount, and a few other items. "HIGH PERFORMANCE": 102 hp., 110 hp., 1962-64 had "crossed" flag emblem on rear lid. 1965-69 95 hp., no engine lid emblem. 1965-69 110 hp.,or 140 hp., had respective emblem on deck lid. either can be transferred to other engine. Power TrainTRANS-AXLE #1 Engine #2 Bell Housing Standard: flywheel, clutch disc., pressure plate P.G.: torque converter #3 Differential, axle, also called "rear end" #4 Transmission FRONT OF CARAXLE RATIO BY COUNTING TEETH3:08 12 & 373:27 11 & 363:55 9 & 323:89 9 & 354:11 9 & 37Trans-Axle is term for differential and transmission bolted together (3 & 4). 1960-64 letter codes are stamped on a flat surface on the left lower side of the differential case.1965-69 letter codes are stamped on the right side near where it bolts to the transmission. Usually poorly stamped and hard to see.Axle Ratios -1960Manual 3 speed 3:55 BTManual 3 speed 3:89 BRPG 3:55 BUPG 3:89 BS1961 Cars & VansManual 3-4 speed 3: 27 BQManual 3-4 speed 3:55 BFManual 3-4 speed 3:89 BLPG 3:27 BCPG 3:55 BJPG 3:89 BY1962-64 Cars & VansManual 3-4 speed 3: 27 HAManual 3-4 speed 3:55 HBManual 3-4 speed 3:89 HEManual 3-4 speed posi3: 27 HGManual 3-4 speed posi3:55 HJManual 3-4 speed posi3:89 HLPG 3:27 HCPG 3:55 HDPG 3:89 HF1962-64 Cars & VansPG posi 3:27 HHPG posi 3:55 HKPG posi 3:89 HM1964 Vans OnlyManual 3-4 speed 3:55 HQManual 3-4 speed posi3:55 HRPG 3:55 HSPG posi 3:55 HT1965 Vans OnlyManual 3-4 speed 3:55 AVManual 3-4 speed posi3:55 AWPG 3:55 AXPG posi 3:55 AY1965-69 CarsManual 3-4 speed 3: 27 AAManual 3-4 speed 3:55 ABManual posi 3:27 ACManual posi 3:55 ADPG 3:27 AEPG 3:55 AFPG posi 3:27 AGPG posi 3:55 AHWhere's that number??These photos should help you ?nd the head, block and crank number.head #, at the end of the valve cover area