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How do I... Fit a 52mm Alloy Throttle Body to a K Series Engine?

81K views 170 replies 82 participants last post by  Stu  
#1 ·
In the second of his How-do-I articles, Steve takes us through installing an alloy 52mm Throttle body to his Rover 216. Although the same procedure applies to any K Series engine.



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#8 ·
The ECU does not require resetting.

There is talk of a need to reset the stepper motor (ignition @ position 2, accelerator floored 5 times then a 20 second wait) but I doubt this would be of much benefit.

MEMS should fully adapt to the changes within 500 miles, although the performance benefits are instantly noticeable!
 
#15 ·
Having just been paid I'm thinking about getting the Trophy 160 throttle body, am I really going to notice the difference if I fit it to my BRM, which is pretty much completly standard apart from the ITG panel filter I fitted last week?

I haven't experienced the sticking throttle body problem yet but may just get one as a preventitive measure
 
#16 ·
Being a perfectionist, I would fit it right away as my first mod.......don't buy it elsewhere....we have them at the cheapest price anywhere...

Our 218vi is well quick with the 160 TB and PiperX filter element, but I think this car may well have been played with beforehand as it was a factory development car for the vi
 
#22 ·
Have fitted a throtle body myself today and also found it to be a good quick mod. So far the only other thing I've done is a cone Piper filter it seems to have worked but made me hunger for more. I might replace the back box in a couple of months as my 218 already seems to have a decent one at the moment.

Any ideas for more low cost mod's
 
#26 ·
The Sportex exhaust may add 2 or 3 bhp.

I fitted it before I fitted the induction kit and Throttle body and found that there was a subtle increase in power, but not a huge amount.

However, the system is worth it for the sound alone, coupled with the induction kit, the car sounds like a V6!

Fuel economy. To be honest I have noticed very little difference. If anything, the fuel economy has probably improved slightly.

The common trap here is to drive a lot harder to get the most from the induction kit! That may explain your decrease in effeciency?