The V8 Owners Forum -

Does anyone recognise this cut ‘n’ shut throttle body, it’s considerably larger than a standard RV8, which I understood were all 65mm, in all other respects it’s identical:

I used this type as I had one spare:

https://www.ebay.co.uk/itm/386058589358 ... media=COPY

This is what it should look like:

Morning, I’d like to swap the “bespoke” throttle body (bodged 3.9 TB, cut from 3.9 plenum) on my Rover V8 single plenum setup to something off the shelf. I’m looking at a Thor TB but it uses a different TPS, does anyone know if I can get the Thor TPS to work with my 14CUX ECU? IMG_3025.jpeg IMG_3113...

Thanks for the help. I replaced the ICV, disassembled and cleaned the throttle spindle/linkage, reset the TPS and fitted an additional return spring. Hanging revs are now sorted and idle is much better, however I also did a smoke test which has shown up loads of vacuum leaks so that’s the next job.

Thanks, it’s happening at all speeds and stationary.

Hello, My first post here, looking for help with my Westfield Seight. It’s fitted with a Rover, JE rebuilt, 3.9 V8, Lucas ECU, Tornado chip, single plenum/throttle body. I have an issue with the revs hanging and it appears to be the throttle linkage is not fully closing when the pedal is released. W...