WEIGHT OF THE CAR

Evening Post, Volume CX, Issue 52, 29 August 1925, Page 23

WEIGHT OF THE CAR

The average motorist has little idea of the weight of Kis car, and still less as regards the weight of the component parts. Take, for instance, a. mediumweight 4-cylinder English-built car of about 12 h.p. This, "unloaded, would probably scale about 19001b. The components would weigh approximately as follow : —Chassis 57 per cent, of whole, body 43 per "cent. The subdivision of the chassis weight (totalling 10851b) would be : Engine 3341b, wheels and tires 1551b, rear.axle 1341b, frame 1261b, front axle 861b, springs 661b, gear box 471b, radiator 451b, propeller shaft and joints 221b, clutch and steering gear 221b, petrol tank, exhaust pipe, silencer, battery box and wiring 461b. The principal ite.ms in the body (total 8001b) would be : Body proper 65 1-3 per cent., the balance 34 2-3 per cent., being spread over mudguards, running boards, spare wheel, lamps, accumulators, horn, instruments, mats, etc. The car loaded up ready for the road, with four passengers (10 stone each) aboard would total about 26301b The following weights of sections of the power unit (a 12 h.p. 4-cylinder engine) will interest motorists : — Per lb. cent. Weight of the engine, complete with magneto, gen-

-erauur, ana et&rter ......... ool* Cylinder block, with head joint and studs 87.2 26.4 Crank case, upper and lower castings ...........:..'.:.... 47.7, 14.4 Flywheel ; 33.8 10.2 Crankshaft 25.8 7.7 Electric starting motor 15.5 4.6 Connecting rods and pistons 11.5 3.4 Valves with springs and tapT>et3 9.0 2-7 Magneto with four plugsand ■wiring 8.8 2.6 Lubricating Oil 8.2 2.4 Camshaft '.. 5,9 j g Carburettor, with piping 'and rods 3.g 12 °'> P«mp •■ •■ 2.1 0.6 (j-ear wheels, . bolts, nnts, piping, various i..;. 61.4 18.0 334 100