Hi, It has been done by Rica before but only I think stage 1 or 2 tuned. Which is why it is only 280 not the 320 that RICA claim they can get you too. I am tempted by this chip, as if you read other forums the consensus seems to be that most of these chip manufacturers seem to select a set up and th...

Hi all. Am seriously considering one of these chips from a sweedish seller on ebay.co.uk he is offering a dp tuning chip to up the power on an 850R manua gearbox to 330hp My car already runs at 280bhp and the engine is good and well loved. I have the exhaust and air filter already just wanted to kno...

Hi, I have an 850R standard spec. 250hp manual gearbox 167k miles. UK mileage I get round town about 23 to 24 to the gallon. On a good run I can just get this into the very low 30's but only if I use 98 ron (Shell Optimax). Having said that car runs better on this anyway. Should give you a good gene...

I've been thinking about a RICA 311hp chip anyway, so maybe this would be the answer to all my problems.

Just been thinking again and wondering about this. The previous owner said that the ECU had been changed and he got it from the US. I don't think this car was sold in the US with a manual transmission. I know it needs to be an Bosch 4.3 ECU but is there a difference between the manual and auto ECU's...

Thanks for the reply I will try that when I sort out the thermostat. It could explain it, I am just not sure why the revs rise when you press the clutch to change gear but only over 3000rpm. I wonder if the weight of the car is holding the revs down. I was told that the thermostat could be the probl...

Hi, Heres my 850R.

Hi, I am new to this, but saw this site and thought someone may be able to help. I have a UK spec Volvo 850 R Manual Gearbox 5 door Estate. The problem that I am hoping someone can diagnose is related to the air conditioning. When the air conditioning is charged or put up to pressure and I switch it...