ALWAYS INVESTIGATE, WHA
THE HONGKONG TELEGRAPH,
MOTORING SUPPLEMENT.
SATURDAY, MAY 12, 1928.
OTONS, HAS BEFORE YOU BUY
ANOTHER FAMOUS HIGHWAY.
GENERAL MOTORS
TRUCKS
With
BUICK
Six Cylinder Engine
Two Tons
Whatever your need in haulage or delivery, we have the right truck for you in the complete General Motors Truckline. 1/2to-15 tons capacity, In service that demands speed com- bined with endurance, flexibility with power, these Trucks with Buick six cylinder engines are set- ting, performance records. Let us demonstrate!
Great Series
Powered by the
PONTIAC
Stx Cylinder Engine 10034, chola With Screen Body.. With Panel Body 2000, chapels, e
$545
$760
+
$770
$745
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BUICK
Six Cylinder Engine Chassis Prices
One Ton - $1095 Ong and one-halfton $1189 Tara fin » ... $1450 (pneumatic stress
level per drive) Two Tom... $2050 (solid tires worm-gear drive)
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BIG BRUTE Heavy Duty Engine 214 tona la 15 tank capacity) prices ranging in
$3690 to $5820. All prices f, n, ki. P'onslue, Mich.
THE DRAGON MOTOR CAR CO., LTD.
Telephone Central 1246 or 1247.
33 WONG NIE CHUNG ROAD...
HAPPY VALLEY,
A TRUCK FOR EVERY PURSE AND PURPOSE
THE NEW CHRYSLER "72" PHAETON
(Seven-Seater)
Down to the smallest detail, this roomy, powerful, stylish Phaeton (with custom body) is an example of the Chrysler engineering gealus at its full flower. Everything that the most exacting motorn ist could demand is found to this Phaeton as a matter of course. Fleetness-72 and 'more untiring miles an hour, Acceleration-a flashing surge that puts you at the head of all traffic. Endurance— a thousand miles is merely an incident in the life of one of these staunchly-built Phaetons. Proud owners are still at the wheels of their original Chryslers, built four years ago-many of them with
on the speedometer. more than one hundred thousand miles
The "77" seven-seater Phaeton accommodates five adult par scogers in the rear compartment and two in its ample front seat, with room to spare. Folding auxiliary seats are wide and restful, and to placed as to allow.unhampered leg-room for the occupants of the well-sprung rear seat.
Harmoniously blended 'colours, snugly folding hood with bind. ings to match the durable, high-grade pigskin leather in which the car is upholstered. A long, low, fleet-appearing body, appar ently small and compact, but seating seven adults in perfect, comfort-surely a car you will be pleased and proud to own!
A. LUNG Ở CO.
Sole Agents
19, Queen's Road, C..
Phone C.1219.
CHRYSLER
wo
Along the Edge of the Pacific.
This fantastic nock formation in Depoe Bay, Oregon, is a sample of the unique sights along the Roosevelt-Redwood Highway in California.
SIX- AND EIGHT-CYLINDER ENGINES COMPARED.
Leading Characteristics of the Two Types of Power Unit.
The tendency to employ a greater been learned about the damping of number of eylinders for the en-torsional vibration by employing gincs both of, medium-priced and rigid shafts and frictional dampera high-priced cars has been most of the Manchester type that the marked during the past three years design of a straight-eight ongine of in Europe and in America. At ono moderato capacity does not now- time the four-cylinder type of adays produce any insuperable diff- power unit held a predominant poal-culties.
tion in all car-producing countries,
but it was seriously challenged by
Piston Considerations.
tha alx-cylinder engino in Europe Next there la the mattor of the From 1925 onwards, when the pro-reduction in the size and weight of portion of six-cylinder cars avall each individual piston and connect- able on the British market was 30ing-rod assembly attainable by in- per cent., whereas, to-day it is 42 creasing the number of cylinders per cent.
.Some Historical Notes,
for a given total capacity. This is an important matter, as at high speeds the most serious load on the In America the six-cylinder yogue bearings is that caused by the commenced several years earlier inertia of the reciprocating parts. and was followed by a considerable It has been calculated that for an Increase in the number of straight-engine of 2-litres capacity running elght engines, a type which first at about 3,500 .p.m. the inertia became prominent at the 3-iltre force may be taken as 3,000 lb. for Grand Prix of 1921, when it was a four-cylinder, unit, and will bo employed on 11 out of the 13 start-about 2,100 lb. and 1,000 lb. 'res- crs. Duesenberg and Miller. in pectively for a six-cylinder and an This shows. America and Bugatti and Ballot infeight-cylinder unit. France were pioneers with straight quite an important advanta o in eight racing engines, and consider-favour of the "straight-aight." able work on this type was also At low speeds the "punch" de done by the Fint and Alvis con-livered to the piston whon each explosion occurs is naturally much To-day the "straight-eight has reduced by using a greater number, achieved such an important posi- of cylinders.
corns..
tion in America na to be fitted to no The reduction in the size of cach less than 30 per cent. of the 1928 cylinder also has an important models available in that country, effect upon the compression pres- while the four-cylinder engine is sure which can be employed with- used only on a few makes selling at out risk of detonation. Thus, if a very low prices, notably the Ford, certain fuel limits the compression Chevrolet and (American) Star ratio to 6-to-1 on au-engins-with- In Europe the "straight-eight" a hore of 75 mm. or so, the same was first employed in a touring carud, could probably be employed for sale to the general public by the with a ratio as high as 7 to 1 when Isotta Fraschini concern and has the bore is reduced to about 55 since become quite popular for nim. other things being equal." high-priced cars, but has as yet This means that the compression permeated only in a few instances pressure can be increased and, as to the chassis selling at moderate the explosion pressure increases in prices. However, a start was made the same proportion, considerably in Great Britain a short time age more power is obtained from an by the introduction of the Wolseley engine of given capacity. and Beverley-Barnes chassis, each
+
Increased Smoothness,
Portland, Ore., April 3-Out Lakeside, so the tourist crowd is where the west ends and the tall forced to detour over the coast trees meet the ocean, from the mountains into the rich Willametts of about 2% litres capacity and sell-
It can easily be shown mathe- Columbin Highway to the Golden Valley, thence south to Roseburg ing at quite moderate prices, while Gate, there is being erected a and back to Coos Bay and Marsh-in the high-priced field there are matically that, owing to the way in. motor routo along the Pacific Coast field, where the Port Orford cedar the two well-known eight-cylinder which the horse-power rating for that will have few peers for scenic wonders. It is a combination of This detour is smooth gravel and
highways-the Roosevelt easy to drive. Const Highway of Oregon and the
At Most Westerly Point. From these brief historial par capacity may remain the same.
Then there la the matter of the alrendy famous Redwood Highway
ticulars it will be evident that, of California.
Southward, the Roosevelt High- while the four-cylinder engine hasetation. In the turning effort revolution; obviously, there must be miles will be within sight or sound sparse of population but rich in for the chassis selling at a really fluctuations the case of thy sn Of their combined 811 miles, 529 way continues through a land probably quite a long life before it "pied to the clutch during cach of the washing surf, often hun-lore of the days of gold-crazed low price, the remainder of the
sions. The overlap of firing dreds of feet above on rocky pro- whites and suspicious reds. And, murket is likely to become almost gine driven by a series of explo moutorics, frequently upon the at the little settlement of Port entirely divided between makers of strokes in the "aix" is considerably, tide-ironed beaches.
Orford, the tourist finds himself six-cylinder and eight-cylinder cars, increased in the "eight"; in fact, In the north the fishing city of on the brim. of the United States, with considerable competition in in an eight-cylinder engine there Astoria, a growing monument to the westernmost town of the prospect between these important are always two cylinders on the the original John Jacob Aster, is nation. equally as interesting as pictures-
is cut and the myrtle grows native, Sunbeam models, There were, in taxation purposes is calculated, the all, four new straight-eight chassis tax, increases with the number of at the last Olympla, Show of Euro-cylinders. employed, although the pean manufacture.
que old San Francisco in the Between them there is a
nouth.
rare assortment of fishing, lumber ing, farming, mining and shipping the towns, with
ever-present tourist camp and hot dog stand.
To make her coast necessible to the world, Oregon is spending $15,300,000, or $38,000 a mile, for the grading and gravelling of the Roosevelt Highway and the bridging of numerous inlets.
types. It is therefore interesting For the next 100 miles the high-to compare them in order to show way is carved around rocky crags just what are their respective ad-
and vantages and disadvantages. and timbered mountains gradually passes from the fire and codars into the redwood forests of California. At Crescent City the Roosevelt Highway ends and the Highway begins. Redwood Eureka is the seaport of redwood land and, too, is rich in the romance of the Pacific.
creased smoothness, which beconicą working atroke. This leads to in- noticeable partieslarly when the car is being driven at u very low speed on top gear,
each
The Question of Balance..
Smoothness is also very largely The two really important "quali are flexibility and unobtrusiveness system, which must be so arranged ties demanded of an engine to-day dependent upon the distribution its power smoothly over a very of mixture is delivered to
that is to say, it must develop that the same quantity and strengt wide range of speeds, so as to ro-cylinder; otherwise, the power im- duce gear-changing to a minimum, pulses will vary and the engine will give an impression of rough running. Furthermore, efficient The redwoods are the second and must be entirely from from
mixture distribution is essential to largest trees in America, being noise and vibration. It is, of Good Fishing Centres,
surpassed only by their cousins, course, in this second requirement
It has already been mentioned The first 154 miles from Astoria the giant sequelas of the Sierras that the six-cylinder engine scorcan economical performance. takes the tourist through the They rench heights of 300 feet and so markedly over the four-cylinder occan playground of the Pacific diameters of 16 feet and their type, as the reciprocating parts that this problem is quite simple in pistons and connecting rode are in the case of "4-4" type eight- North-west, a series of beaches atwood is red and coarse of grain.
well-nigh perfect balance with the cylinder engine, but the "24-2" which half a million people play
The last 500 alles lie through arrangement of crank-throws at type, which is now so widely used from July 4 until Labour Day. Seaside is the summer capital of the coastal plains and westernmost 120 degrees, which is invariably owing to its better balance, is very ranges of Callfornia, with the adopted. Consequently, a six-cylin-nearly as difficult a problem as
It may, of course, be ocean always less than 40 miles der engine can be run up to a high regards distribution as is the six- away. Through the redwoods, the rate of revolution without distress cylinder engine. highway follows the general path and turns over with marked smooth- there is really mo che argued that ther increase in the number of of the railway up Eel River from neas at all speeds.
Flexibility and Unobtrusiveness. cylinders from six to eight, except Humbolt Bay to Willits, and down
The balance of the straight-in high-priced cars, owing to the Russian River over concrete pave- ment from Ukiah through Clever-aight" depends upon the type of additional parts required needing crankshaft employed, of which there adjustment and involving possibili. Across the bay los San Fran.are two leading designs; in what ties of breakdown. On the other is known as the 2-4-2 type, which hand, as the performance of cars become is now the more widely used, the improves owner-drivers cisco, only ferry-time distant.
balance of the parts is just as good more discriminating and demand as that of the six-cylinder engine, better and better results, so that the layman says, "That ought to but, despite assertions often made the "straight-eight" is probably be easy," he overlooks at least half to the contrary, is no better. In destined to cut into the six-cylinder a dozen other factors, all of which an earlier form of crankshaft, field in Great Britain, working have to be measured and compared known as the "d" type, the down the price scale just, as it has More Studebaker Tests. in the Proving Ground engineer's balance is actually not quite so already done in Americs for two Summing up, theoretical con- constant search for the facts of good as that of a six-cylinder ex-years or more,
gine, but the distribution problem If petrol cost £20 a gallon it performance,
High and low speed adjustment, is simplified provided that two car-alderations and practical experience go to show that it is not really fair could not be more carefully doled
There is another source of vibrato assert that: the eight-cylinder out and the efficiency of car idler adjustment on the carburetor, buretters are used. buretion, manifolding and ignition the setting of spark control, the more accurately checked than it is exact instant when the spark should tion in an engine which is caused engine represents a great an ad. during the course of a fuel economy occur to secure maximum compres by the tendency of a lengthy crank-vance over the "six" as the "el test, at the 800-acre Proving Ground ston in the combustion chamber, shaft to wind and unwind like a la an improvement over the four- of The Studebaker Corporation of the design of the combustion cham-apring under the fluctuating loads cylinder unit. On the other. hand ber itself, the various elements of applied to the crankpine. This is, the "straight-eight" possesses car-
the "Green Land,"
Cannon Beach, the uncut gem of the Pacific Beaches," with eight miles of the world's finest beach road, les behind the guarding shoulders of Neah-Kah-Nie Moun- tain. And there is Tillamook, where the Pacific cheese industry centres, and Newport where deep-dale and Santa Rosa to Sausalito. sca fishing is common eport.
Oregon is still building the next 112 miles, between Newport and
CHECKING CON- SUMPTION.
America.
""
Elaborate instruments that mea- heat control for the manifold, are naturally, a little more troublesome tain definite and quite important sure every aspect of car operation only a few of the aspects of car in the "straight-eight simply be advantages over the six-cylinder have been developed and are used buretion studied and constantly cause the shaft is longer than that type which, as already mentioned, by Studebaker engineers to secure under test in Studebaker's great of a "elx.". However, so much has are destined to lead to its extended maximum power from every drop outdoor laboratory,
Often the amount of testing re
quired before Proving Ground en-
INSPECTION HELPS TYRE.
URC.
WHERE’LL THEY PUT "EM?
There is a great deal of merit in Figuring America's_population
of petrol that goes into Studebaker and Erskine Six carburetors.
With a fifth wheel attached to the giusers will approve a new car- running board to make an accurate buretor or even a minor change record of specd, guages that mea-that might affect carburetion and sure the exact quantity of fuel used, petrol economy runs into more than the advice offered by a large acces- to double in 70 years, R. II. Grant, and other devices to register ne-a thousand miles of road work, sory manufacturer to the effect vice-president of Chevrolet, pro celeration, Proving Ground en-plus hours of testing of the motor that the motorist should set aside a dicts that there will be 80,000,000
a dynamometer block. specific day on which, every week, motor cars by the year 2,000. gineers are equipped to get the alope on facts on which all engineering pro-This constant and unrelenting de to inspect the tyres. It is a task mand for the facts of performance of only a few minutes, but in, no gress must be based.
Maximum efficiency, engineers is one of the primary reasons why other way can the car owner be the filling station for gasoline and Making establish it as part of one's re- state, is attained with the leanest Studebaker and Erskine Six drivers assured that the pressure in the oll a few times definitely will
this a part of the weekly vielt to gular car-care routine, mixture of petrol to air possible find their cars so economical in tyres is always correct, for smooth operation. But when the use of fuel.