The price options for the GT300LC 580 version (no power valve) are:

• Full engine build, install engine, install water cooling (Fully fitted) from: £8248.40
• Build engine and supply all other parts £7548.40
• Supply all parts, nothing built £7048.40
• Supply all engine parts (just engine), nothing built £6035.40

A full price breakdown of each option above is available on requests.

The engine is also available in kit form, the parts listed below form just the essential parts needed, all other “standard” engine parts are also required.

• Kit option £4502

Casing, side casing, mag housing & cover, crank, Cylinder kit, Head, seal plates, stator plate, gearbox end plate, Manifold, VHSB34 carb, reed chamber, reed valve, Primary drive set, Chain, Tensioner, Wiring loom, Mounting bracket set, studs/bearings/seals/gaskets

• Radiator kit £215

Radiator cowling, water pump, mounting kit, Expansion & battery tray

• Other essential parts needed for kit option

RS125 ECU, rectifier, Coil, Flywheel, Stator & pickup, Radiator, Expansion bottle, Clocks, Battery, BGM Pro clutch centre, gearbox, Exhaust, Rear axle, Side case/gear selector/ rear brake furniture.  

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Full test report of the prototype GT300LC.

This is a full ignition system solution for Lambretta scooters. It provides answers to all the electrical problems associated with Lambretta ignitions. There is no other system on the market that covers all the technical benefits that are offered by this solution.

Please read the manual below to select your specification and build options.

NOTE: The Ebay parts prices in the manual are out of date.

Ignition manual

Section index

1.  Introduction
2. Part descriptions
3. Pre-fitting preparation
4.  Installation
5.  Running in
6. Care and Maintenance
7. Tuning & performance
8.  Disclaimer
9.  History

1. Introduction

The Gran Turismo ignition system is a conversion of existing electronics and components from Aprilia RS125 (122 variant) motorbikes. In developing this ignition we have provided many technical benefits that have not been available to the Lambretta owner;

these include the following:

1. A genuine 180 watt 12VDC system.
2. A wiring new loom that can handle the power.
3. External pick-up.
4. Digital timing with auto advance and retard.
5. “Plug and play” power valve control “Rave” unit.
6. Easily adjustable ignition timing.
7. Integrated rev counter,
8. Integrated low fuel warning,
9. Digital clock.
10. Integrated volt meter.
11. Integrated lap counter.
12. Integrated water temp.
13. Options for water and air cooled engines.
14. Full, explanatory build manual and dimensioned drawings.
15. Extensive DIY options .