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Lotus Exige S/C Service Notes

PDF. English. 16 Pages. Lotus. Automobile

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Lotus Service Notes
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sn_Exige Supercharged supplement.indd 1
SUPPLEMENT
EXIGE SUPERCHARGED (S/C)
Exige S/C
Sub-Section
Page
Exige S/C.#
2
Exige S/C.TD
3
Exige S/C.B
4
Exige S/C.C
5
Exige S/C.D
5
Exige S/C.E
5
Exige S/C.G
11
Exige S/C.J
11
Exige S/C.K
11
Exige S/C.O
12
Exige S/C.Q
12
Exige S/C.Z
12
Page 1
03/03/2006 11:32:33

Table of Content

Lotus

Lotus

ProductExige S/C
CategoryAutomobile
TypeService notes
Pages16

The Lotus Sport Exige 240R (243 bhp) is a high-performance derivative of the Exige, featuring a Magnuson supercharger belt driven from the crankshaft to uprate the performance of the standard Exige. The 240R engine is equipped with a mechanical throttle and a 5th injector mounted in the intake manifold plenum, while the '06 M.Y.Cup cars use an electronic throttle, larger port injectors, and no 5th injector. The Exige S utilizes standard injectors. The chassis dynamics on 240R and Cup cars are uprated, featuring Ohlins 2-way adjustable dampers with adjustable spring platforms for the uprated springs and new lightweight forged 5-spoke roadwheels of slightly wider section to accommodate optional track use only slick tires.The Exige S/C Magnuson MP62 supercharger with integral by-pass valve provides a maximum output of 243 bhp at 8000rpm and 215 Nm of torque at 5500rpm. The car is equipped with an air/air chargecooler, Accusump oil storage reservoir, and twin front-mounted oil coolers. The 240R and Cup cars are also fitted with four-point seat belt harnesses and black leather sports seats embroidered with Exige branding in yellow. The 240R models are finished in high metallic content paint in either Sport Yellow or Sport Black, complemented by black roadwheels for yellow cars and high power silver wheels for black cars.The Exige S/C is the only model available with the Track Use Brace kit, and it features lightweight forged alloy 5-spoke roadwheels at 7x16 and 8x17. The braking system is uprated with motorsport brake pads, steel-braided brake hoses, and a hydraulic system using 'SRF' synthetic racing brake fluid with over 500°F boiling point. The car also features an engine intake air chargecooler radiator rubber mounted to the engine and cooling air collected by the roof duct. The Lotus Sport Exige 240R and Cup cars use an uprated clutch cover assembly and a competition specification sintered metal friction plate.The maintenance schedule for supercharged cars is available under part number LSL460b, and the car also features a supercharged special edition available from Lotus' online store. The Lotus Sport Exige 240R is a limited edition model available in a global limited edition of 50 units, offering high performance and uprated chassis dynamics for track use. For more information, customers can refer to the main manual or visit the Lotus website.

The manual talks about the following sections:

  1. Exige S/C - The Lotus Sport Exige 240R is a high-performance version of the Exige, with its engine upgraded using a Magnuson supercharger belt driven from the crankshaft. The 240R engine has a mechanical throttle and a 5th injector mounted in the intake manifold plenum. The chassis dynamics on 240R and Cup cars are also improved, with Ohlins 2-way adjustable dampers and adjustable spring platforms. The car is available in the UK and certain overseas territories, and can be ordered as post-registration official factory conversions of the '2005 Exige by the Lotus Sports workshops at Hethel. Additionally, a limited edition of 50 units is available globally. In November 2005, Lotus Sport started building a limited number of Exige Cup 240 cars, differing in detail from the 240R. Then in January 2006, a production version of the Supercharged Exige was introduced with a simplified specification.
  2. Exige S/C.TD - The Exige S/C comes with a Magnuson MP62 supercharger with an integral by-pass valve and an air/air chargecooler. It produces 181 kW (243 bhp) at 8000rpm and 162.5 kW (218 bhp; 221 PS) at 7800rpm, with 215 Nm (158.6 lbf.ft; 22 kgf.m) of torque at 5500rpm. The car also features lightweight forged alloy 5-spoke wheels, twin front mounted oil coolers, and 5-position adjustable Ohlins gas pressurized dampers with remote reservoirs.
  3. Exige S/C.B - The 240R cars come in either Sport Yellow or Sport Black with high metallic content paint. They have black roadwheels for yellow cars and high power silver wheels for black cars. The cars also feature black leather sports seats with Exige branding in yellow. Air conditioning is standard on 240R models but optional on other models. The roll hoop and back stays on these cars are made of T45 steel for easy conversion to U.K. motorsport MSA approval. The rear seats and other parts of the car are embroidered with Lotus Sport yellow highlights.
  4. Exige S/C.C - The Exige S/C.C features upgraded road springs and dampers with adjustable settings for compression and rebound damping. It is equipped with a supercharged 1.8 litre engine and a Track Use Chassis Rear Brace Kit. The car also includes various cooling features and a sports exhaust system for improved performance. It is recommended to maintain the oil pressure at 15 psi for optimal functioning.
  5. Exige S/C.G - The Exige S/C.G models come with lightweight forged alloy 5-spoke roadwheels at 7x16 and 8x17. The Cup and Exige S models use standard Exige wheels finished in hi-power silver. The braking system for 240R and Cup models is enhanced with motorsport brake pads, steel braided brake hoses, and a hydraulic system with a synthetic racing brake. Twin front mounted oil/air coolers are fitted to all supercharged Exige models. The car is available in black, white, red, and blue, with the option to customize the wheel color based on the body color. The price of the car in the UK is around £3,000, and in the US it's £2,500 plus a £1,500 service fee.
  6. Exige S/C.O - The Exige 240R and Cup cars are equipped with an upgraded clutch cover assembly and a competition specification sintered metal friction plate. They use specific spark plugs and require annual renewal of the Castrol SRF hydraulic fluid. Supercharged models have several differences from standard Exige models, including alterations to the engine dipstick tube, relocation of relays on the engine bulkhead, and movement of the charcoal canister. A maintenance schedule for supercharged cars is available under part number LSL460b.

Summary For Lotus Exige S/C Service Notes

Page 1

sn_Exige Supercharged supplement.indd 1

Page 2

Then in January 2006, an ofcial production version of the supercharged car, Exige S, was introduced with a simplied specication.Chassis dynamics on 240R and Cup cars are uprated by the tment of Ohlins 2-way adjustable dampers, with adjustable spring platforms for the uprated springs, and new lightwe...

Page 3

Where different to standard Exige: Power to weight ratio - 240R & Cup Specic power output - 240R & Cup Lubrication system supplement - 240R & Cup Ride height, mid laden, front/rear - 240R & Cup sn_Exige Supercharged supplement.indd 3 Magnuson MP62 supercharger with 181 kW (243 bhp; 2...

Page 4

The chargecooler air intake scoop on the roof of Exige S models is tted with an enlargement funnel mouth (without grille) for increased airow and enhanced chargecooler efciency.The roll hoop and back stays on these cars are manufactured in T45 steel to allow easy conversion to U.K. motorsport MSA ap...

Page 5

Recommended settings are as follows: Track use: 8 clicks from full hard The motorsport stiffened and 5-position adjustable front anti-roll bar provides further opportunity for ne tuning.Recommended settings are as follows: Track use: 12 clicks from full hard Suspension geometry is unchanged - refer ...

Page 6

sn_Exige Supercharged supplement.indd 6

Page 7

sn_Exige Supercharged supplement.indd 7

Page 8

The Lotus engine management system is reprogrammed to suit each engine specication and incorporates additional functions to control the fth injector (240R) and supercharger by-pass valve.With cold oil, 80 psi may be seen, but idling at normal running temperature should produce When the engine is sto...

Page 9

It is important to maintain oil at this level to accommodate the oil transfer into the Accusump at pressures greater than 40 psi.If an engine failure has occurred, with possible debris contamination of oil hoses and coolers, it is recommended to replace both oil coolers, and to replace or thoroughly...

Page 10

Fit 'O' ring into groove in outlet adaptor and t to supercharger using 6 off M8 x 25 setscrews with Permabond A130.Support to the inlet manifold sliding bushes using M10 x 50 ange head bolts and Permabond A130, but do not tighten.

Page 11

Relays on engine bulkhead move to avoid supercharger by-pass capsule Charcoal canister moved from bulkhead to bracket on top of chassis right hand rear upright member to EXIGE S/C.G - WHEELS & TYRES 240R cars use lightweight forged alloy 5-spoke roadwheels at 7x16 and 8x17 are inch wider, front...

Page 12

Supercharged models also differ from standard Exige in the following respects: Engine dipstick tube altered to avoid supercharger.Charcoal canister moved from bulkhead to bracket on top of chassis right hand rear upright member.

Page 13

Fit new breather pipe into connector hose and to cam cover using original xings.Fit new M8 x 25 stud (10 Nm) to the central xing position between ports 2 and 3.

Page 14

Fit upper xing on alternator to nose bracket outer end using the 13.5mm spacer and M8 x 55 ange head bolt.Support to the inlet manifold sliding bushes using M10 x 50 ange head bolts and Permabond A130, but do not tighten.

Page 15

Fit two rubber mountings to both of the chargecooler mounting brackets using spring washers and M8 Nyloc nuts.Fit the chargecooler to the rubber mounts and secure with spring washers and Nyloc nuts tightened to 25 23.