Editing How to identify a Ford V8

'''How to identify a Ford V8''' ==Flathead Ford V8 (136/221/239/255/337)== this family includes all the Ford V8's produced from 1932 to 1953 (1954 in Canada). Note- All ford flathead V8's have the valves in the block, not in the head like most modern engines have(such as OHV, Ohc, Dohc, etc.) Also, please feel free to correct me if I am wrong, I'm only a 17 year old kid with a passion for flatheads, so not everything may be right. ===1932-1937=== 21 studs hold on the heads. 32-36,water pumps located at the front of each head, upper radiator hoses attach to water pumps. 37, water pumps moved to the front of the block, upper radiator attch at outlet in center of heads 32-36, poured main bearings unless marked LB(late 36 only) which have insert mains. 37 blocks have insert mains. front mounted distributor driven directly off the camshaft, coil mounted in distributor with 3 screws 32-36 early, two screws at angle 36 late, 2 screws side to side 37 221 cubic inch displacment 32-33 1-barrel carburetor, 34-37 2-barrel carburetor bell housing is cast in as part of the block Bore and stroke are 3.0625 x 3.750 ===1938-1942=== 24 studs hold on the heads two water pumps on the front of the block waternecks on the heads located in the center distributor is front mounted and still driven off the cam, coil mounts on distributor with 2 screws 37-41, 42 coil mounts on bracket top of passenger side head, "crab"-style distributor cap and conventional rotor marked 78, 77, 81A, 81T, 41T, 99T, or 21A on heads full floating bearings bell housing is cast in as part of the block ford engines had 221 cubic inch displacment Mercury engines had 239 cubic inch displacment Ford engines retain the same bore and stroke Mercury engines receive a 3.1875 x 3.750 ===1946-1948=== 24 studs hold on the heads water pumps and neck retain the same location as above Distributor mounts on front cover at camshaft, new 2 piece-distributor cap heads are marked 59A, or 59AB both Ford and Mercury engines have a 239 cubic inch displacment bell housing is cast in as part of the block Ford and Mercury engines share bore and stroke 3.1875 x 3.750 ===1949-1953=== major changes are made to the flathead water passages are enlarged for improved cooling water necks are now thermostat housings and bolt onto front of the heads waterpumps remain in the same location heads are held on with 24 bolts rather than studs and nuts new conventional style distributer is used distributor is now driven by a gear off the cam bell housing is now a bolt-on stamped steel piece for cars, cast iron for trucks modern insert bearings are used ford engines marked 8BA, EAB or 8RT on the heads Mercury engines are marked 8CM,or EAC, on the heads Ford engines remain 239 cubic inch displacment Mercury engines are increased to 255 cubic inch displacment Ford retains the 3.1875 x 3.750 bore and stroke Mercury receives a 3.1875 x 4.000 for bore and stroke ===1937-1940 V8 60 flathead=== 17 studs hold on the heads much smaller than the normal flathead V8 has full floating bearings 2.60 x 3.20 bore and stroke 136 total cubic inch displacment 37-39 engines have tin sided blocks, while 40 had full cast block distributor was the same as the 1938-1942 flatheads two water pumps screw into front engine cover ===1948-1951 125-150 hp flathead=== 27 bolts hold down the heads rear mounted conventional style distributor Lincolns came only with hydraulic lifters Big Ford trucks came in both solid and hydraulic lifters 337 Cubic inchs of total displacment 3.50 x 4.375 bore and stroke marked as 8EL for Lincolns marked as 8EQ for the ford trucks == 335 Series Engine Family (Cleveland) (351C/351M/400) == 8 cap screws retain rocker cover. Timing chain housing is part of block casting. Thermostat housing on block. Fuel pump mounting bolts are vertical. Exhaust bolt holes diagonal. 351M/400: Intake is 12.7" wide the 351C is narrower (Differing Deck Heights). It is difficult to differentiate 351M from a 400 externally. The most accurate way is to remove the oil pan and look at the crank. 400 Crankshaft ID. http://www.tmeyerinc.com/400crankshaftid.html == Windsor Family (221/260/289/302/255/351W)(not all made in Windsor) == 6 cap screws retain rocker covers. Thermostat housing on intake manifold. Exhaust bolt holes horizontal. 302 BOSS Engines (69/70) have Cleveland (335 Series) style (canted valves) heads and the block can be identified by screw-in freeze plugs. Timing cover/water pump, put your thumb on the timing cover above the water passage, is it touching the head? It is a 302, Is it touching the block? it is a 351... == 385 Series (Lima) -- (429/429BOSS/460/370 Truck) == 7 Retaining cap screws in rocker cover == FE Series (332/352/EDSEL361/360/390/410/427/427SOHC/428) == FE (FORD-EDSEL) Engine Family: Intake manifold runners partially covered by rocker covers. Distributor goes through the intake manifold, the only Ford engine that has this feature... == FORD Y-Block (239/256/272/292/312) == Rear mount distributor 2 Studs (and retaining nuts) retain rocker cover Intake runners are over and under- Center exhaust ports are close together (similar to a SBC) Exhaust manifold bolts are in a common plane (line) across the cylinder head exhaust surface, if they are staggered it is a Lincoln Y-Block (317/341/368 Pass. Car) (279/317/302/332 Heavy Truck)

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