INDEX to 1927 Dykes Carburetor
Supplement
Previous page 1927
Supplement Home
AC air cleaner, operation, care 1309
Addresses of carburetor manufacturers 1302
Adjusting carburetor (Ball & Ball) 1277-1280
Cadillac 1285-1288
Carter 1268-1271
Ford 1290
Johnson 1291
Lincoln 1289
Marvel 1274, 1275
Packard 1300, 1301
Pierce-Arrow 1266, 1267
Schebler 1258-1260
Stewart 1261-1265
Model 0 horizontal 1250-1252,1253-1255
"Model 0 vertical 1245-1249, 1253-1255
Tillotson 1281,1282
Zenith 1295-1299
clearance of bearings 1325-1330
connecting-rod bearings for clearance (see also "engine bearings")
1325
crankshaft main bearings, but first test for alignment 1323
gasoline float level (Ball & Ball) 1278, 1280
Cadillac 1287
Carter 1269, 1271
Ford 1290
Johnson 1291
Lincoln 1289
Marvel 1275, 1276
Packard 1301
PierceArrow 1266
Schebler1260
Stewart 1264
Stromberg 1245
Tillotson 1281
Zenith 1299
ignition interrupter points, important for good carburetion 1299
spark-plug gap, 1241, 1256, 1299, 1301, 1302
thermostat of Cadillac carburetor 1288
After-burning fuel
1313
Air cleaner, AC, operation, care
1309
advantage and purpose of 1308-1309
centrifugal type 1308, 1309
filtering type 1308
Handy, operation, care 1309
Protectometer, operation, care 1308
Stromberg, operation, care 1309
types of 1308
United, operation, care 1308
Aligning reamers 1330
Alignment, contact and circularity, importance of 1322
Autopulse magnetic fuel pump
1307
Babbitting Ford engine bearings 1322
Ball & Ball carburetors, Models S-1, SV-26, SV-33 1277-1280
Bavery, inventor of Zenith carburetor 1292
Bearing, meaning of 1319
Bearings, engine (see also "engine bearings") 1315-1331
Bore and stroke of different engines, how to find 1302, 1254, 1297
Broach, meaning and purpose of 1320
Buick carburetor (Marvel) 1272-1276
Bushing, meaning of 1319
Cadillac carburetor, adjustments and gasoline system 1283-1288
Carburetion: air and gasoline, amount of 1236,1237, 1258
leaks, effect of 1237,1256
combustion requirements 1236
during cold weather (Stewart) 1262
effect of mixture on ignition 1241
overlap valve timing 1237
emulsion, meaning of 1242
exhaust-heated hot-spot 1240
factors which assist 1299, 1235, 1255, 1256
fuel accumulation on intake passage walls 1239,1279
charge 1236, 1238, 1241, 1258
parts that can be used 1238
evaporation of 1238
unvaporized, harm done 1239
vaporizatiofi in engine cylinders 1238
intake system 1238, 1239, 1240, 1253,1290
necessary 1238,1253
gasoline proportion to air 1236,1237,1258
heat, air velocity, and vacuum 1235
ideal carburetion 1258, 1236, 1235
intake manifold heated 1240
Carburetion: intake manifold unheated 1239
load compared with acceleration 1241
misfiring when coasting and on the comeback 1238
mixture proportion needed 1241
opening throttle decreases manifold vacuum 1281
overlap valve timing, effect of 1237
present-day fuels deposit on inside of manifold walls 1279
size of liquid gasoline charge 1238
spark-plug gap best 1241, 1256, 1299, 1301, 1302
stumble as applied to carburetion, meaning of 1252
test engine for other troubles before blaming carburetor 1255
tests of (see also "Carburetor tests")
vacuum operating devices, caution on 1279
vaporization meaning and purpose of 1238-1240,1253,1272,1273,1290
water in gasoline system, effect of 1270
what is exact carburetion (Schebler) 1258
the carburetor should do; general requirements 1236, 1235,1258
Carburetor: accelerating device (Marvel) 1275
pump (Johnson) 1291
Schebler 1259, 1260
well or device, meaning and purpose of 1244, 1247, 1255, 1275, 1276, 1281, 1285,
1291, 1295
Pierce Arrow 1267
Stromberg 1244, 1247, 1250, 1251, 1252
Zenith 1295
acceleration poor, cause of 1269
adjusting (see "adjusting carburetor")
air-bleed action (Stromberg) 1242, 1244, 1246, 1251
pressure gasoline system 1283, 1284
valve type 1258, 1272, 1286, 1300
automatic air-valve adjustment (see "Carburetor auxilliary air valve adjustment")
choke (Ball & Ball) 1278
economizer (Ball & Ball) 1278, 1279
throttle adjusting (Cadillac) 1287
auxiliary air-valve adjustment (Cadillac, Marvel, Packard, Schebler) 1286,
1272, 1301, 1258
gasoline control (Stromberg) 1244
Ball & Ball 1277-1280
Cadillac 1283-1288
Carter 1268-1271
choke tube venturi, selection of (Zenith) 1295-1297
combustion requirements 1236
compensating jet action (Zenith) 1293
type principle of 1235
compound nozzle action (Zenith) 1293
dash pot 1259,1261,1291
Dodge (Stewart) 1261-1264
double and single control, meaning of (Stromberg) 1245
venturi (trom erg 1244, 1242
economizer action (Stromberg) 1243, 1244, 1246
Marvel 1275,1276
purpose of 1244
reducer, action (Stromberg) 1243
Tillotson 1281
electro-fog attachment (Lincoln) 1289
engine lacks power, cause of 1270
Essex (Stewart) 1265
Ford vaporizer 1290
gasoline float-level adjustments (see "Adjusting carburetor gasoline float
level mileage low, cause of 1257, 1299, 1270
suction tube (Packard) 1301
heat control (Marvel) 1272-1274
high-speed air-bleed action (Stromberg) 1243
Hudson (Stewart) 1265
Hupmobile 1264
idling poor, cause of 1270
system, action (Stromberg) 1242, 1247
jets (Stromberg) 1246-1248,1253-1255
Zenith 1295,1296
Johnson Model H 1291
leaks, cause of 1263,1269,1270,1299
Lincoln 1289
make and size, different engines, how to find 1302, 1254,1297
manometer, meaning of 1245,1250
manufacturers, addresses of 1302
Marvel 1272-1276
metering-pin type, principle of 1235, 1259
serewtype (Ball & Ball) 1277
valve expanding type (Stewart) 1261
models and sizes (Stromberg) 1245, 1250, 1252, 1253
multiple jet or expanding type, principle of 1235, 1268
Overland 93, 96 (Tillotson) 1282
Packard 1300-1301
pick-up slow, cause of 1269
plain tube jet, action of 1241,1244,1292,1293
rind le of 1235
Pierce Arrow 1266, 1267
priming and adjusting rod (Ford) 1290
principle, Stromberg plain tube type 1236, 1241-1248, 1250-1253
Zenith plain tube type 1292-1295
reed valves (Pierce Arrow) 1266-1267
Schebler Model S 1258-1260
single and double control, meaning of (Stromberg) : 1245
size and make of different engines, how to find 1302, 1254, 1297
Stewart 1261-1265
Stromberg (see "Stromberg carburetor")
test compression before blaming carburetor 1255
Carburetor: test engine before blaming carburetor 1255
gasoline system 1255
ignition 1255, 1256, 1299
ignition timing
1256
spark-plug gap 1299, 1301, 1241,1256
thermostats (Cadillac) 1288
throttle-pump adjusting (Cadillac) 1286, 1287
Tillotson 1281,1282
troubles (see also "Engine troubles")
Carter 1269,1270
Marvel 1274
Stewart 1263
Stromberg 1255-1257
Zenith 1299
two-stage type (Ball & Ball) 1277
types: fundamentals 1235
venturi double, purpose of 1244,1242
tube action (Stromberg) 1242, 1244
selection of Stromberg 1254
water in gasoline, cause and effect of 1270
what it should do 12:36,1258
Zenith (see also "Zenith carburetor") 1292-1299
Carter carburetor 1268-1271
Chevrolet carburetor (Carter) 1269
Chrysler (50-70) carburetor (Ball & Ball) 1279, 1280
Clearances (see "Engine Bearings")
Compensating-jet type carburetor, principle of 1235, 1292, 1293
Connecting-rod (see "Engine bearings: connecting-rod bearing")
Crankshaft (see "Engine bearings: crankshaft")
Detonation ping and preignition, discussion of 1313, 1314
Dodge carburetor (Stewart) 1261-1264
rc burnishing-in 1321
bushing 1319
cast-in non-removable, process of casting 1319
spun or centrifugal process 1319
clearance end thrust 1330,1329
of connecting-rod bearing 1325, 1326
clearances 1325-1330
diametrical 1325
check height with dial gauge before lapping halves 1325
1336 INDEX (Supplement)
Engine bearings, crankshaft: alignment test 1327,1328
bearing journals and crankpins, meaning of 1318
checking of 1327
crankpin, checking of 1324
tapered out of round or rough 1324
main bearing: checking the crankshaft 1327
end play, effect of 1329
halves, fitting into caps and saddles 1328
inspection of 1327
interchangeable type 1327
layout, example of 1330
maintenance of 1327
test by spotting 1327
typical example 1320
bearings; after fitting inspect oil pump, oil lines and oil grooves 1329
out of line due to welded crankcase 1329
specifications of, typical type 1319
test for straightness first 1328
with gauge for alignment 1328
definition of 1319
die-cast, how fitted 1329, 1319
meaning of 1319, 1329
removable process of manufacture 1319
"without bronze-back fitting of 1329
end play, clearance 1329
effect of, in crankshaft 1329
thrust clearance 1330
examples of, due to lack of oil : 1331
pressure-lubricated main bearing layout 1330
factory methods of fitting 1318, 1320, 1321
first step in renewing main bearings 1328
fit main bearings to caps and saddles before fitting to journal 1328
fitting die-cast type 1329
factory method 1318
methods 1320
shims to pressure-lubricated type bearings 1318
fly-cutting bar, purpose of 1321
for crankshaft, crankcase, and connecting-rod 1318
full-half shimless type 1319
gun type, reamer for 1321
halves, testing for protrusion of 1325, 1328
how to determine what bearings are loose 1315
interchangeable type 1319, 1327
journal and crankpin, meaning of 1318
knocks often traced to end play in crankshaft 1329
lapping crankshaft and crankpin jouruals 1318
tool for 1318
layout, pressure lubricated, example of 1330,1331
locking screws to prevent rotation 1320
longitudinal misalignment, meaning of 1323
loose cap should not be tightened until test for alignment is made 1323
loose conditions which may cause excessive oil leakage from bearings 1317
loose, testing for, with dial gauge 1317
oil test 1316, 1317
which ones 1315
lubrication important to life of bearings 1331
method example 1331
maintenance of connecting-rod lower bearings 1323
main bearings 1327
mandrel method of fitting connecting-rods 1326
main bearing diametrical clearance 1329,
end play and thrust clearance 1329, 1327,1330
fitting halves to saddles 1328
layout, example of 1330
maintenance of 1327
bearings, after fitting inspect oil pump, oil lines and oil grooves 1329
first step in renewing 1328
to prevent rotation 1320
micrometer test of crankpin and bearing cap 1324, 1325
misalignment 1323
miscellaneous suggestions 1329
oil grooves, oil lines, and oil pump, inspect before reassembling parts
1329
types of 1320
holes and grooves, inspection of 1329
in connecting-rod to lubricate cylinders, etc 1330, 1316
importance of, to life of bearings 1331
in engine, importance of renewing 1331
lines, inspection of 1329
pressure drop excessive indicates thinning of oil or loose bearing in
engine 1331
excessive drop in, cause of 1331
elevated 133
oil line and oil grooves. inspect after fitting bearings 1329
test with micrometer 1324
drilling of for pressure lubrication factor in long life of bearings
1318
gauge 1324
end play, effects of 1329
thrust carried against flanges or bearings 1330
oil shedders purpose of 1330
test for protrusion 1328 1325
maintenance of 1327
out of line due to welded crankcase 1329
meaning of 1319
methods for fitting 1320
pumps, inspection of 1329
replace every 500 miles, why 1331
Engine bearings, oil shedders, purpose of 1330
test, a stream of oil from any bearing indicates too much clearance
1316
test equipment or outfit of 1315,1316
exceptions and special observations 1316,1315
drippage ideal, and rejection standard 1316
for drilled passages of crankshaft 1317
partially clogged oil passages, and obstructions 1317
ideal contact and clearance 1316
procedure 1316
special observations where piston pins and camshaft are pressure-lubricated
and exceptions 1315,1316
where to connect 1316
why should be drained frequently 1331
piston and connecting-rod, parts of 1330
renewing of, first step 1328
when necessary 1315
repair-shop procedure in adjusting, fitting, and renewing engine bearings 1322
retaining bushings for fitting main bearing halves 1328
saddles or seats 1319
scraping method 1318
scrape or ream after testing main bearing halves 1328
shimmed-half type 1319
shims babbitted type 1318
fitting of, on pressure-lubricated bearings 1318
testing bearings for circularity 1323
protrusion 1325,1328
of a pressure-lubricated engine 1316
crankshaft alignment 1327, 1328
crankpin and journals for circularity and straightness 1323, 1324, 1328
main bearings by spotting 1327
for circularity of crankshaft journals and crankpins 1323,1324
loose bearings
with oil pressure 1315,1316
main bearings for protrusion 1328,1325
outfit (oil type) 1316
to obtain long life of 1331
welded crankcase throws bearings out of line 1329
bore and stroke of different engines, how to find 1302,1254,1297
bushing, meaning of 1319
cast-in type bearing, meaning of 1319,1329
compression and speeds 1314
connecting-rod bearings, installing or renewing 1326
lower bearing maintenance 1323
crankcase seats or saddles 1319
welded; caution to prevent throwing bearings out of line 1329
crankpin journal, meaning of 1318
testing for circularity 1323,1324
testing for circularity 1323,1324
crankshaft alignment, test and checking of 1327,1328
end play, effects of 1329
specifications of 1319
testing for circularity of crankpins and journals and for straightness 1323,
1324, 1327,1328
idling poor, cause of : 1270
lacks power, cause of 1270
picks-up slowly, cause of 1270
pinging, detonation, meaning of 1313,1314
Ricardo cylinder head 1313,1314
starts hard, probable causes of 1299, 1256, 1269
stroke and bore of different engines, how to find 1302, 1254, 1297
carburetor leaks 1270, 1299
does not idle 1256,1270
run evenly at wide-open throttle, pulling or under acceleration
1256
run right at high speed 1256
fuel consumption unduly high 1257, 1270, 1299
how to locate 1255-1257,1299
ignition faulty 1256, 1299
lack of power 1270
overheats, one cause of—lean mixture 1275
refuses to start 1256, 1299, 1269
rolls, cause of too rich a mixture 1275
runs but misses 1256
irregularly at ordinary driving speeds 1256
slow to warm up 1269
starts but will not keep on running 1256
water in gasoline 1270
turbulence, importance of 1314
Essex carburetor (Stewart) 1265
Fageol spark, advance of 1314
Ford vaporizer 1290
Fuel after-burning, meaning of 1313
consumption too great, causes of 1257, 1299, 1270
feed systems 1303–1307
system, air pressure type 1283
auto pulse magnetic
vacuum type 1303
leaks from carburetor, cause and effects of 1263, 1269, 1270, 1299
bearings 1330
pressure-lubricated main bearing layout 1330,1331
protrusion test of main bearings 1328,1325
reamer gun type for 1321
reamers for aligning, best type 1330
relation of engine lubrication to life of bearings 1331
removable type 1324
Gasoline consumption too great, causes of 1257, 1299, 1270
fuel-feed systems; 1303
air pressure (Cadillac) 1283, 1284
Autopulse : 1307
carburetor leaks, cause and effect 1263,1269,1270,1299
Packard 1300
failure to draw fuel 1304
float leak repair 1304
flooding of engine, causes and remedy 1304
operation of 1303, 1306
principle of operation 1303,1306
replacing gravity fuel-feed system with vacuum 1307
replacing pressure-feed fuel system with vacuum 1305
vent-tube overflow 1305
water in gasoline, cause and effect of 1270
tank gauge, electric 1284
Gregg supercharger 1312
Handy air-cleaner operation, care 1309
Hudson carburetor (Stewart) 1265
Hupmobile carburetor (Stewart) 1264
Ignition for supercharged Engine, remarks on 1312
interrupter points remarks on in relation to carburetion (Zenith) 1299
spark plug gap 1241, 1256, 1269, 1299, 1301, 1302
timing, important for good carburetion 1255
trouble faulty 1256, 1257
Johnson carburetor 1291
Leaky carburetor, cause of 1263, 1269, 1270, 1299
Lincoln carburetor 1289
Make and size of carburetor of different engines, how to find 1302, 1254, 1297
Marvel carburetor 1272–1276
float-level adjustment 1276
Metering-pin type carburetor, principle of 1235
Multiple jet or expanding type of carburetor, principle of 1235
Nash Light Six carburetor (Carter) 1271
Special Six carburetor (Marvel) 1275
Oakland carburetor (Marvel) 1275, 1276
Oil pressure: excessive drop, cause of 1331
lubrication system, example of 1331
test of engine bearings (pressure-lubricated type) 1315, 1316
Oldsmobile Six carburetor (Carter) 1271
Overland 93–96 carburetor (Tillotson) 1282
Packard carburetor and adjustments 1300–1301
float-level adjustment 1301
Pierce Arrow carburetor and adjustments 1266–1267
float-level adjustment 1266
Ping, preignition, detonation, discussion of 1313, 1314
Plain-tube type carburetor, principle of 1235
Pontiac Six carburetor (Carter) 1270
Protectometer air cleaner, operation, care 1308
Stewart vacuum tank 1303–1307
assembly, disassembly, and care of 1304
fails to feed gasoline 1304
flapper valve leaks, cause, effect remedy 1304, 1305
installing vacuum tank 1305
noise, cause of 1305
how to fill tank 1304
over-rich mixture, flooding engine 1304
priming of 1304
repairing of ... 1304
testing valve for leak 1305
valves failure to open, cause, effect and remedy 1305
troubles and remedies 1304
system 1303
Ricardo cylinder head 1313-1314
after-burning fuel, discussion of 1313
carburetion, effect of turbulence 1313
compression and speeds 1314
detonation, theory of 1313
exhaust flame must contribute heat to mixture 1313
Fageol spark advance, comparison of 1314
for ell-head engines 1314
high speeds due to turbulence 1313
importance of flame speed 1313
inventor of, and origin 1314
preignition and ping, theory of 1313
Sir Dugald Clark's theory of 1900 1313
stagnant layer of gas over wall surfaces 1313
turbulence, importance and meaning of 1314
Root supercharger 1311
Schebler carburetor 1258-1260
float adjustment 1260
Size and make of carburetor of different engines, how to find 1302, 1254, 1297
Spark-plug gap, remarks on 1241, 1256, 1269, 1299, 1301, 1302
Spark-plug thermostatic type 1302
Stewart carburetor 1261-1265
float-level adjustment 1264
vacuum tank 1303-1307
(see also "Gasoline Fuel-Feed Systems")
Stroke and bore of different engines, how to find 1302, 1254, 1297
Stromberg air cleaner, operation, care of 1309
carburetor 1236-1257
accelerating well 1244,1247,1248,1250-1252
setting 1247,1250-1252,1255
sizes, how to select 1253,1255,1247
address of manufacturer 1236
adjusting, first step, find needle setting required for best power at
wide-open throttle, low speed 1254
first use standard discharge jets accelerating wells 1254
of 1253-1255,1244-1249,1250-1252
settings, and installation of 1253-1255
adjustment for high speed 1246,1254,1255
idling speed 1255, 1247
adjustments, settings and installation of 1253-1255
air bleed, action of 1242,1246
and economizer action 1246,1251
auxiliary gasoline control, meaning of 1244, 1245
double venturi,purpose of 1244, 1242
economizer purpose of 1244,1243
action 1243, 1246, 1251
extension plugs 1252
gasoline float level 1245
reducer 1246
idling system 1247,1243
installation, adjusting of 1253-1255
jets sizes, pointers on 1246,1247,1248,1250,1251,1253-1255
main discharge jets, sizes of 1246
Models L, LB 1244
M 1252, 1253
OA 1252
OC, OS 1250-1252
O (horizontal) 1250-1253
OE, 00, OX explained 1245, 1253
vertical 1244-1249
models and sizes explained 1245, 1250, 1252, 1253
plain-tube type 12:36-1257
principle
1241-1249, 1250-1252
size selection determined by piston displacement 1254
to use; how to select for installation 1253-1255
table of venturi sizes, how to select 1254
truck use (Model Al) 1253
Venturi sizes of, and how to select 1253-1255
carburetors, types and models, explanation of 1245, 1250,1252, 1253
Supercharger 1309-1312
air intake and fuel bowl of carburetor under atmospheric pressure 1312
blower type 1311
spark-plug location and value of multiple-spark plugs 1313
definition of 1309,1310
development for passenger cars, remarks on 1312
exhaust-driven centrifugal type 1311
Gregg 1312
location of 1312
lubrication of
1311, 1312
mechanically driven centrifugal type 1311,1312
purpose and advantage of 1309,1310
redesign of ignition necessary if adapted to passenger cars 1312
Root blower type 1311 ii speed 1:312
suction type 1311
types of 1311
value with small engines 1310
1340 INDEX (Supplement)
T
Testing carburetor, first test engine and gasoline system before blaming carburetor
1255
" (see also ("Carburetor tests")
" compression of engine before blaming carburetor 1255
" engine bearings on a pressure-lubricated engine 1316, 1315
" (see also "Engine bearings, testing")
for other causes of trouble before blaming carburetor 1255
" ignition timing 1256
" spark-plug gap 1241, 1256, 1299, 1301, 1302
" vacuum-tank valve for leak 1305
Thermostat carburetor throttle pump and vent control (Cadillac) 1288
Thermostatic spark-plug 1302
Tillotson carburetor 1281-1282
Troubles, carburetor (see "Carburetor troubles" and "Engine troubles")
" engine (see "Engine troubles" and "Carburetor troubles")
Turbulence, meaning and importance of 1314
U
United Air cleaner, operation, care 1308
V
Vacuum fuel-feed system (see "Gasoline fuel-feed systems, Stewart")
operating devices, caution on 1279
Vaporizer; Ford
1290
Vaporization of fuel 1238-1240, 1253, 1272, 1273, 1290
W
Water in gasoline, cause and effect of 1270
Willys-Knight carburetor (Tillotson) 1281
X Y Z
Zenith carburetor 1292-1299
address of manufacturer 1298
adjusting and installing 1295-1298
cap jet, how to select 1295-1297
care of 1298
choke tube or venturi sizes, selection of 1295, 1297
compensating-jet action 1293
how to select 1295-1297
compound-nozzle action 1293
float-level adjustment 1299
how to order 1298
idling and starting jet, how to select and set 1295, 1297, 1298
well, location of 1294
provides reserve for acceleration when throttle is open
1295
sizes, selection of 1297
increase choke or venturi two sizes on SV and ST models (footnote)
1297
installing and adjusting 1295-1298
jet, how marked, and sizes and selection of
1295-1297
main jet, how to select 1295-1297
Models ST and SV, sizes of (footnote) 1297
SV,ST 1297, 1298
U 1294
principle 1292-1295
reduce compensator jet two sizes on SV and ST models (footnote) 1297
settings, try-out of 1297
tt size, how to determine 1295
a table of choke and jet sizes and how to select 1295-1297
s venturi or choke tube, how to select 1295-1297
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