1923-09-08 — Page 5

MOTORING

SUPPLEMENT

OF

THE HONGKONG TELEGRAPH

Saturday, September, 8th 1923.-

1 Being the Oficial Organ of the Hongkong Automobile Association).

ara Ho745

LOCAL MOTOR NOTES & NEWS

MOTOR CYCLE TIPS.

Tuning an Engine for Speed.

RY "NORTONIA."]

moves freely but has not - tooli mich play..

The valve springs should be re- newed and for the actual speed event a couple of " steel wush- ers can be inserted above the These head of each spring. should be taken out after the event, as, although they are useful

QUESTIONS & ANSWERS

GOOD IDEA FOR

GYMKHANA.

Scrutator" Replies to

Queries

tol

“Scrutator 1× proparad- Tuning an engine for speed in in causing the valve to return to answer questions relating In view of the fact that there machines, themselves. an open

people who consider space and a few other odds and this Colony can be condensed into its seat smartly and also help to motoring. Quêties should be ad- that Tsin Wan Hill is not at all ends which could be obtained one word "fitting" and the only avoid valve bounce, they cause adressed to him go. Hongkong way to get perfect fitting is by lot of wear on the operating gear. Telegraph. They should be sont suitable as trial course for orally:

unlimited pains and an unbound-| The condition of the valves also in not later than Tuesday aach motor competitions, the report of

than useless starting on The programme might "consisted store of patience. It is worse is very important. They should week. Below will be found some

the trials organised and hold this summer under the auspices of the

Midland Automobile Club is

much interest.

•

"

it int

In a tyre-changing contest, in Philadelphia, Mr. C. Paine (scen abovel was the winner. He took only 13 seconds to remove a tyre and won the cup shown.

UNUSUAL MOTOR CAR 'ACCIDENT.

||

Where Not to Jack Up.

any seat perfectly and be an easy fit questions and answers.]

C.H.A. writes: "The generator! of such events as Bun and Treacle motor cycle adjustment and in their guides. Race, driving motor cycles along getting "fed up halfway through

When replacing the cylinders, on my car has gone bad" and I ja six inch plank, baloon bursting

The off.

of Can I run my car without it, and i Joss (tyres not counting, coolie dolgo that the last part is scamped one ring the middle one) can shall have to remove it for repairs.

and this is particularly sa in the be left

this ring eases the friction what precautions if any shou The hill sen for the M.Asiging traile signals given, by a meating was the famous Sisley Chinese traffic constable (in this case of speed tuning.

Ininost cases it is best to take on the cylinder wills and if pis-take? Walsh Hill which is described us event competitors. who have the engine but of the frame and tons and rings have been lapped Answer: You can do so, at you "an ideal venue for a big hill-resided far less than five years place, it on a bench. One can get properly, no loss of compression will have to depend, of emirse m. When reassembling the electrical energy stored im climb, being slucp and twisty." Itjhere" might be given so many! at things much better then. These will ensur is also interesting to note that mckshee points.)

instructions apply chiefly to the the engine, examine the sprockets your battery, ds the time you dis- five lady competitors took part in

American Big Twins in theland chains, and if the sprockets inect the generator. Using the these trials.

In vent No gompetitors Celny, but, of course, they apply are hooked they should be rendw-starter would consumis this very jeonid follow the usual procedurejequally well to must of the othered and the chains also. The gears and so you will have to hand Bax should he thoroughly flushed crank the engine. The lights Hillclimbs help to develop employed in the ordinary pedes makes

It is assumed that the engine fout with kerosine and re-oiled. should be used as Butle as possible the design of touring cars," con-trian race of the saine hatore tinues the report. The atten-flat buns should be smeared with is alulitely clean internally. When replacing the engine in the or preferably not at all and the each piston com-frame, the holling bolts must be dimmers only should be lighted dance was sufficient" proof of the Gargoyle Mobiloit B" in order: First Like

rings ani ap lightened almost to thread stripgloss absolutely necessary. Don't fact that a hill with carers in it, obtain the right atmosphere i ples with

Own cylinder pih: pint, and spring washers blow the horn needlessly. The bands on which the drivers have". to display their skill makes.

Musical chairs would also that is, take the piston and island split pins should be used battery should be fully charged, service rings and make a piece whenever possible. The exhaust when the generator is removed. an ovent held thereon really' in-a

A large square prove attractive.

Tac teresting."

could be "marked out and chairs of wood into the shap of a.con-system should be thoroughlylan that tan amunt of stored valve tappels energy may be at a maximum and placed in the centre. The hand ring rod to be used as a hun.jelang

put the

die work the piston up and Shonki have a preliminary adjust you will find that this will oper Here are are a few extracts of starts, and away

this low the cylinder. Coat 4hment when cold, but the final the ignition system for a long tim You can test your cells for machines. In the account of the contest: various

competitors would be walls of the cylinder with a mix-adjustinent must be made justļ "Stuccalo harks herald the jardin, approach of Nash's (N% The disqualified if they got out and tare of the very finest valve before the event. The engine gravity, after a while, and if you "Flivrers would have grinding compound procurable, should be hot and the tappets find the state of charge rather low во that they re you can have the battery recharg ilver streak leapt round the pushe

G. S. writes: In the instruction bond, and scattoring broadside lo ha barrod hanause their music bathbrick and paste metal polish, adjusted across the road, hit the bank might be confused with that of about equal parts of each, mixed volve freely but there is no per-ed from an outside source.

to thin paste with oil. Work ceptible eletrance between valve with both off-side wheels, heeling the band.

the piston up and dowo, turaingland tappet. Points to Goar in book, which came with my car, it is stated that the use of tog over as it cannoned. Nash seemi.

jit and while doing so to pre-mind are: * ad to "pub his right em 19

overheating and as my engine break the fall, then, in a roar of allyon bursting is quite simple. vent scoring. The lapping in. The lapping compound must heavy engine oil is one cause of The balloon aro gither tiot or process should be continued nn-Jeansist of the vary, finest com

Simple Precautions Which wondering if this is the cof astonishment let in his clutch, and,

Should be Taken. with both wheels badly buckled, wirelessly on scted to, the mutil all the brown linis found on pound procurable; otherwise, the gets hotter than it should, I am

i.. started off again, It was a won-chine. The only thing to be done nearly every piston and cylinder cylinder may get scored.

Answer: This is a very unusual

There have been many unusual

If you have a puncture on * darful sightio sen the-frail mono-isto barst the wind bag hy have disappeared, and piston Every moving part must move

"reason to give" for an engine's ypes of motor accidents recently hill, for the car run down very car, with twisted wheels but squashing it with one of the front rings and cylinder are evenly absolutely frealy, but there mad Apparently undamaged steering tyres (hiting and kicking pro- polished all around. This oper- ba no excessive play..

ation is a heartbreaking job auf Before reassembling any part overhuating. If it is heavy says a writer in a Home paper, gently until level ground

distribute, and a few suggestions may be reached. If you lot her go down caroor round the top bend and

ny, if desired, be left to an in-they must be very carefully that it fails to acinally finish with one front tyrel A nervetest for lady competitors telligent coolie. The weiter pegs washst in a 3-33 mixture of abnormal friction and heat would, offered in cogard to the abnormal really gently you will not damage

kerosing. and of course, he developed, but such types.

the tyre or even the tube, lapping loose of the wheel"

would be interesting. This, of his piston rings to prevent them gasoline and

You should never stand in line If by fared of circumstance you' jeanrse, would not be so exciting as moving around the piston. The thoroughly oiled with engine oil, a condition would not be likoly Of another competitor, the re-the

length of time in practice. Some with anything revolvingala high have to jack the car up on events arranged for the cylinder bore wears slightly ovalland the greatest of pains, must to continue for any considerable portsays: "Then a low muttering stronger sox. The fair whest after a time, due to the thrust of ba taken to exclude grit, cto.

if the The condition of the value gear power is consumed and some rate of speed. If you have to steepish hill, scotch the wheels, boom came up through the trees.anglers would only be required the connecting rod, sa

work absorbed in "churning" a in front of or behind the line, in As a further precaution, leave the grew louder and louder in volume to attain & spys of from seventy rings ara pazzel they waar into and tuppe clearance is, mast heat developed in the internal stand near it take up a position and have the low gear engaged. front wheels turned towards the and suddenly became inters- o eighty mph. when a musa the shape of the cylinderanimportant."

Het free would in practice, be

kerb, so that whatever happens The mort anusal motor ac- persed with loud bangings. It would he released right across pegging also prevents the slots Vetek “Cheechrulin in 7,9 very heavy oil, but the heat thus which it is revolving.

negligible as inpare with the was.C.A. Bird, on the Sunbeam the track directly in front of the getting in line with the resultantch. Harley-Davidson"}

holl pray in an eagine from cident I have ever heard of occur the car cannot run more than a fle approached the left-hand oncoming bus. The car wouldbe lost of compression. band at terrific speed, swung the immolitely brought to a stand-

You should never rely on the, other sources, although it is red the other day. A hlade broke font before being pulled up,

off the radiator fan when the sometimes important in the case driver was making some engine handbrake only when leaving 4 steering over, and the crowd still, and the winner adingots of the induction pipe should now! gasped amazoment when the be the lady who successfully cap- he held and emery clothed to a whole ear slithered across the red the mouse by pinioning its smooth surface, and all rough Denmark, with a surface of of a transmission. Too thin or adjustment and the accident car on a steep hill. The little

fur as 18,000 square milesgand a popula-watery oil, which permits metal- road until it was broadside on.ail neath the off-side near what, edges and corners, as

possible. removed To allow tion of nearly 4,000,000, has in to-metal contact of moving parts, proved fatal. A similar accident Bird kept her at it, straightened,

the casiesi possible inpress operation no fewer than 17,500 is much more likely to be the pecurred only a few weeks ago, and the tail swing left again,, sending up a dense cloud of. The recent Hill Climb formator and egress for the gases. The passenger cars and 5.000 trucks, cause of excessive frictional heat leakily without fatal results. dust. His wheels hit the bank, cycles of 550 e.c. and under, at valve operating gear should now Of this total from 35 to 40 perth in very viscous oil. It is much but controlling the machine Tin Wan Hill resulted, as is be inspected, and if any signs cent. is of American inanufacture. more likely that your overheat- apparent in cans,15 to 20 per cent. French, 15 to 25 ing is attributable to defects in.. magnificantly, he shot away up known in Mr. D. Cayless getting of wear are The gradient, slithering round the the first prize for fastest time, rockers or tappets, renew the per cent. German and the reste cooling system or to a late

spark, second bend, and was away to with Mr. S. C. Wang second. The worn pari and see that every part English and Italian. the finish." All this on a hill that result on formula has now been would make Tsin Wan look like worked out, and the two compoti-

hibited).

bo

a hilliard table in comparison. tors mentioned gel first and secondi

place "respectively in this also, Their figures of merit were: Hongkong is quite famous for Mr. Cayless, 1.1012; Mr. Wong, Pony Gymkhanas, but why not 1.134. introduce something up-to-date inf

*

the way, of Motor Gymkhanas?! Other figures of merit Thoy could be called Bonk formula were Honk! Gymkhunas !

1X

43 П

follow: Mr.

A. A. Lopes, 1,425: Mr. 8. C. Saunders, 1.688; Mr. H. W. Probably few people in the Chaney, 1.6938; Mr. F. W. Wued, Colony realise the fun and sport 1.753; Mr. J. A. Sank, 2,036; Mr. to be derived from such meetings. 4. Gourdin, 2.335: Mr. F. E. de The only things necessary are the Sensa, 3.2312.

NEW TYRE PRICES.

ANOINE SPEED EXTRAODENARY,

Motorists will. welcome. the; At the Saltburn spoed trials R., good news that tyre are getting Msye obtained 80 m.p.h. from his cheaper. Thus a 710 mm. by 30 Bugatti on third speed! The mis. Dunlop tyre now costs £3 03. 94, against £37. 33. The inner engine reva. were "5,590 r.p.m, a rube, which formerly cost 9, 61, phenomenal figüre mate possible is now priced at 89 93. Corres. only by the itse of a very high pocdlog reductions have also been compression ratio in conjunction

1with "dop," or Disca, fuet saqounced by Goodyears

The valve parts and the inside!

CARS IN DENMARK,

A LUČKY

ESCAPE.

!

The driver of this cur, which ran into a lampóst in New York, escaped serious. injury.

1.

A 1,000 to 1 Danger, The susie-prevention should be taken with regard to the flywheel.

There have also been accidents recently through ca“ jumping" off jacks, and running down hill ont of control. You should never juck up a narah u steep hill --it ix asking for trouble.

ix

deten" (the tooth which ong-

the ubiquitous "small boy" maj ages the ratchet) may break, or take the brake off. Accidents have happened through both theso ícauses.

Safety-on-Hills-

In these days the flywheels of

On a steep hill, always leave" motor-car engines are usually the low gear engaged and the made of steel. In the old days steering wheels pointing to the when cast-iron was used, burst kerb. And then Craue yourself flywheels were by no means uninto remembering to disengage the gear before using the self-

common.

And it is still posible, even starter. And declutch before with the utmost card in manu- taking the gear dut, so as tu facture, for a hidden flaw to cause avoid undue strain on the levert ja' flywheel to burst. If, therefore, The vikt majority of case 'in you are racing the engine for these days have the floorboards inning up when the car is station fastoned down. Drivers of old. ary, do not stand in line with the cars with loose floorboards should direction of rotation of the y-see that there is no danger of the wheel.

boutds jumping up on a bad road

It is at least 1,000 to one that and jamming the brake and clutch

pedals- the flywheel of a car of recent manufacture will not burst. "But Finally, an opportunity is given I can assure you from com- for once, again demanding.that paratively recent practical ex-the relative positions of the brake perience that when it does burst and accelerator pedals should be it makes an unholy mess of the standardised. A motorist buying phassis and anything else handy a new car, or driving one belong- that is "in line with the bursting to a friend, may easily haya an accident, through the brake In this particular case a piece pedal being on the loft of the of the flywheel went through the accelerator, if he is accustomed wall of a house--and the engine to moving his foot to the right, or was by no means "all out." vice verna of course.

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