RTC3188 | Ignition Coil Amplifier - 3.5 V8 | Defender, Range Rover Classic
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To check the stock of Genuine Parts before placing an order please use our Contact Us page
Land Rover Part Number: RTC3188 - Ignition Coil Amplifier - V8
RTC3188 is an ignition coil amplifier for V8 engines. Fitted to the ignition system on 3.5 Twin Carb and EFi Rover V8 engines, the amplifier mounts with the horizontal coil assembly on affected vehicles. The module amplifies the ignition trigger signal and interfaces between the engine's ignition trigger and the horizontal-mounted coil to provide the appropriate drive for spark generation across the cylinders; correct mounting and electrical connection are required for reliable ignition timing and coil operation on the specified Defender and Range Rover Classic applications.
Use the compatibility data below to confirm fitment against your V.I.N.
Compatibility
- Defender 90/110 (1987-2006) - 3.5 Twin Carb V8
- Range Rover Classic (1986-1991) - 3.5 Twin Carb V8 (To HA610293)
- Range Rover Classic (1986-1991) - EFi V8 (To unit 25D04774B)
Frequently Asked Questions
The RTC3188 amplifies the ignition trigger signal for 3.5-litre Rover V8 engines, providing the drive current required by the horizontal-mounted ignition coil to produce spark across the cylinders. It must be correctly mounted and electrically connected to maintain reliable ignition timing; a faulty amplifier can cause misfires or intermittent ignition.
| Model | Variant |
|---|---|
| Land Rover Defender (1987-2006) | 3.5L V8 Twin Carb Petrol - Coil (L315) |
| Land Rover Range Rover Classic (1986-1991) | 3.5L V8 Twin Carb Petrol - Coil, horizontal mounting (To HA610293) |
| Land Rover Range Rover Classic (1986-1991) | 3.5L V8 EFi Petrol - Coil, horizontal mounting (To unit 25D04774B) |
If you are unsure of compatibility with your vehicle, you can also confirm by checking against your V.I.N. Simply reach out to us with your V.I.N and desired part number via our Contact page or use our Finding Part Numbers page.
Replace the amplifier if it is diagnosed as faulty or is causing ignition faults such as persistent misfires, loss of spark or intermittent ignition; have the ignition system tested and confirmed before fitting a replacement. If ignition issues are present, inspect and test the amplifier as part of the diagnostic process and follow the advice of a qualified technician.
- C8 products are usually supplied by Britpart.
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