Lotus Europa group 3 (1968)

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Lotus%20Europa%20S2%201970%20front.jpg Source

Chassis numbers here for S1
Chassis numbers here for S2


Type 46 S1: 644 units built
Type 54 S2: 3615 units built
See manual
Click here and here
Click here and here and here and here for S1
Click here for S1A
Click here and here for S2 Type 54, Renault 697 engine
Click here for S2 Type 65, Renault 821 engine

Click here for engines

Homologation number: 600 and 3028
Homologation start: 1/7/1968 and 1/7/1970

Engine location, middle longitudinal
Renault A1K Type 697-04, straight 4 cyl, Download manual
1470cc, 76 x 81 mm
82 BHP @ 6000 rpm
79 lb/ft (103 Nm) @ 4000 rpm
5 main bearings
aluminium alloy block, aluminium alloy head with "wedge shaped chamber" non crossflow 80.65mm height
aluminium alloy flat head piston with 20mm wrist pin diameter, 42mm compression height
side-mounted chain-driven camshaft (OHV), 2 valves/cyl - 8 valves total
aspiration, natural with 1 x Solex 35 DISDA-2 carburetor. Manual
water cooled
wet sump

Renault 336, 4 speed gearbox for Renault engine:
1st: 3.61/1
2nd: 2.25/1
3rd: 1.48/1
4rd: 1.03/1
final drive 3.56/1
Ferodo 200D, Diaphragm spring dry single disk clutch, 200mm diameter
Type 46 and Type 54 (1970) steel Y back bone chassis bonded to polyester body
Front suspension, unequal length wishbones, coil springs (100 #/in) over shock absorbers, 5/8" (15.88mm) antiroll bar
Rear suspension, single top link & lower wishbone with two radius arms, coil springs (72 #/in) over shock absorber, Top links: 8.5", Top radius arms 28.5", Bottom radius arm 34.625", 11/16" (17,46mm) antiroll bar
Alford and Adler rack-and-pinion steering
front discs 9.125", rear drums 1.25x8", Single MC 0.700" Front/0.625" rear
Length 4,000 mm (157.5 in)
Width 1,625 mm (64 in)
Height 1,016 mm (40 in)
Wheelbase 2,310 mm (90.9 in)
Track (fr/r) 1,346 mm (53 in) / 1,230 mm (48.4 in)
wheels, 4.5"x13", 4x3.75" bolt pattern
Tyres (fr/r) 155 HR 13"
600-650kg, f/r distribution 45%-55%
fuel tank, 30 lt
drag coefficient, 0.29

Results in WSCC

Group 6
Car entry, chassis number Car number/ result
Dayt Sebring Monza Spa Targa Florio Nurb Le Man Hock Mugelo Brands Hatch CdE Zeltweg Ollon Nurb
Team 24h 12h 1000km 1000km 720km 1000km 24h 304km 529km 6h 300km 500km Hill climb 500km
Michael Merrick/ Gerry Ashmore #8, in entry list
Meute #208, dns
Works Starts/finishes 1/0 1/0
Driver Team entries and car number
Roger Peray 208

Lotus_Europa_S1_Typ_46_Serial_Nr_46-0149.JPG Source


lotus%2047.jpg Source

Renault 697 engine

engine_tl.gif Source


fig2.jpg Source

Electric diagram

s1-diagc.gif Source
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