Lotus 9 group S (1955)
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Specifications

24 units built
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Coventry Climax FWA "85", straight 4 cyl, 4 stroke, petrol engine
1098cc, 72.4 x 66.68 mm
9.8 : 1
63.5 kW / 85 hp @ 6250 rpm
100 Nm / 74 ft-lb @ 4400 rpm
drop forged steel crankshaft with 3 main bearings
2 valves / cylinder, SOHC
aspiration, natural with 2 x 1-1/2" SU H4 horizontal carburetors
distributor ignition
water cooled

MG XPEG, straight 4 cyl, 4 stroke, petrol engine. Click here
1466cc, 72.0 x 90.0 mm
8.33:1
70 HP / 5700 rpm
78 lbft / 3400 rpm
cast iron block, aluminium alloy head
drop forged steel crankshaft with 3 main bearings
2 valves / cylinder, OHV, chain driven
aspiration, natural with 2 x SU H6 Carburetors
firing order 1-3-4-2
water cooled
wet sump

MG TC 4 speed manual gearbox


Results in WSCC

Season

Car entry, chassis number Car number/ result
Buenos Aires Sebring Mille Miglia Le Mans Tourist Trophy Targa Florio
Team 1000km 12h 1600km 24h
Lotus Engineering, 97 (Climax 1.1) #48, disqu alified
Lotus Engineering (Climax 1.1) in entry list in entry list
Lotus Engineering (Climax 1.1) #46, 11th
Lotus Engineering (MG 1.5) #40, acci dent
Bobbie Burns & Norman J. Scott, Jr, (Climax 1.1) #78, acci dent
Frank Miller/ George Rabe (Climax 1.1) #79, disqu alified
Joe Sheppard/ Warren Smith (Climax 1.1) dnt qualify
Dick Steed/ Peter Scott-Russell (Climax 1.1) #47, 15th
Statistics
Works Starts/finishes 7/2 3/0 1/0 3/2
Drivers Team entries and car number
Lotus Engineering
Colin Chapman 48 46
Ron Flockhart 48
Peter Jopp 40
Mike Anthony 40
Cliff Allison 46
Bobbie Burns & Norman J. Scott, Jr
Norman Scott 78
Robert W. Samuelson 78

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Drawings

Coventry Climax FWA engine

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Chassis

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