Optional Extras
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Engine & Gearbox
Lightweight Flywheel Optional Upgrade
Fitted During Conversion £410 + VAT
Retro Fitted £625 + VATOEM flywheels are heavy parts designed for optimum street drivability by soaking up some of the power from the engine and putting it in storage in the form of inertia, unfortunately this comes at the expense of engine response and acceleration. Our light-weight flywheel keep less inertia in storage but the lighter rotating mass providing significantly improved engine response and acceleration characteristics, an excellent modification for road or racing use, exactly what performance enthusiasts need.
Made from precision chrome-moly forgings that have an induction hardened integral ring gear, which weighs less than 4kg. Designed for faster revs, quicker engine response, improved drivability and provide quick throttle response exiting corners, a proven product used by Japanese race teams worldwide.
Oil Cooler Optional Upgrade
Fitted During Conversion £670 + VAT
Retro Fitted £790 + VATAlthough the original engine has an oil cooler as standard we have found for prolonged track and race use, an upgraded cooler is advised (also recommended for Supercharged cars).
The oil cooler we use is a 25 row Mocal oil/air cooler. All the oil hoses are of the highest quality Teflon lined and braided with BF Goodridge alloy fittings. The lining will take temperatures of 250° which is far more than your oil will ever achieve. The cooling pipe work is bespoke 3 ply silicon and aluminium pipe work.The oil cooler is mounted in the offside rear side inlet vent
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Dry Sump Kit
Fitted Price £3600 + VAT
Developed for the race cars but available to S1 and S2 models. To ensure good oil pressure no matter what G you are pulling. On slicks we have seen 1.8G which is enough to trash a standard engine with no dry sump. An air/oil cooler is needed to be fitted with this kit along with an oil tank and relevant oil lines.
Custom Painted K20A2 Cam Covers
Fitted Price £200 + VAT
Maidstone Sports Cars are able to supply a range of custom painted K20 cam covers to meet your every need. These K20 covers add a very personal touch to the conversion and can make yours really stand out from the crowd.
Kaaz Limited Slip Differential
Fitted During Conversion £925 + VAT
Retro Fitted £1175 + VATThrough our racing experience we have found that the Kaaz LSD to be the most suitable in the K20 gear box when fitted in an elise and is highly recommended for road/track/race cars.
Carbon Fibre Ignition & Injection Covers
Fitted Price £170 + VAT
Maidstone Sport Cars is able to supply a range of Carbon fibre covers to help dress your engine
Built Honda K20A2 engines
Option1) Normally aspirated with cosworth rods and HC pistons. ADL bearings, phosphor bronze valve guides. New timming chains, oil pumps etc
Option 2) Supercharged with HD cosworth rods and LC pistons. ADL bearings, phosphor bronze valve guides. New timming chains, oil pumps etc
Option 3) 2.1lt upto 2.5lt Built engines
Sadev ST82-14 Sequential Gearbox
Fitted with manual gear stick £14800 + VAT
Fitted with Geartronics Paddleshift System £19000 + VATFor the ultimate track day/race car, we recommend fitting a sequential gearbox to maximise performance. Choosing from a variety of gear ratios, we can have the gearbox set up for different circuits.
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Induction
Open K&N Air Filter
Fitted Price £145 + VAT
Developed as an alternative to the hurricane to allow more air flow (essential on Supercharged and charge cooled cars) Can be supplied with Samco silicon hoses for neater installation
RBC Inlet Manifold
Fitted Price £515 + VAT
A straightforward bolt on inlet manifold which results in a usefull gain in power and can be mated to a billet 70mm throttle body for another usefull gain.
- Exhaust Systems
Flexible Catalytic Converter Replacement Pipe
Fitted Price £585 + VAT
Built by the same craftsmen that build our exhaust manifolds. No others are back purged and TIG welded 304 stainless steel, we use 304 grade stainless steel laser cut flanges.
The best quality pipework to aid free flow.
Ceramic Coatings
Maidstone Sports cars is able to have your exhaust manifolds and silencer ceramic coated. This helps reduce engine bay temperatures significantly.
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Electrical
Oil Temp/Oil Pressure Gauge
Fitted Price £408 + VAT
Maidstone Sports Cars is able to supply and fit the Spa digital dual gauge so you can keep an eye on your oil temp and pressure.
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Cooling
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Radiator
Fitted Price £600 + VAT
The 3 way aluminium Motorsport water radiator is a sensible upgrade and essential if supercharging or charge cooling. This is a straightforward replacement of the original plastic ended tank.
The Standard alluminium radiator is sufficient for the normally aspirated Honda.
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Cooling Fan
Fitted Price £370 + VAT
No Labour If Fitted At Same Time As RadiatorThis is an upgrade of the original fan which is probably seized! It is a straightforward replacement and is highly recommended if you are changing the radiator.
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Fuel
High Output Fuel Pump & Swirl Pot
Fitted Price £720 + VAT
(These are essential for the Supercharged Conversion but can be used aswell with the normally aspirated conversion.
This is standard fitment on the supercharged conversion. The OE pump is fine running at 3 bar and flows plenty for 225BHP. The Bosch pump we use is a top quality unit capable of flowing enough fuel for up to 500BHP. It works on the process of the OE pump which now acts as a simple "lift" pump.
The swirl pot/fuel reservoir is beautifully crafted from lightweight aluminium, TIG welded connections and fixing points have been strategically placed to ideally position the fuel lines once mounted, thus keeping the hoses to the minimum lengths which not only looks neat it saves weight too.