[ROVERNET - UK] SD1 Vitesse/EFI: which fuel pressure regulator (standard/adjustable)?

Kent Kinard kentkinard at verizon.net
Mon Jan 21 21:14:35 GMT 2008

Hi Pierre,
Replacing the fuel pressure regulator is a good idea anyway.  The 4CU 
systems tend to run lean at the top end and the standard fix has been to 
install a rising rate fuel pressure regulator.  RPI sells them and has 
listed them on their Ebay store in the past.

Kent K.

pj.info wrote:
> Dear Rovernetters
> I noticed that the membrane of my pressure regulator lets air passing through 
> from the fuel supply / tank return side to the manifold depression pipe side. 
> Is this normal? I suspect the regulator being defective. (I already had 
> several cold start problems -just unwilling to fire up- although the battery 
> was in perfect condition and the distributor / spark plug cables ok and fuel 
> flowing though the rails by slightly depressing the flap of the air-flow 
> meter).
> Having had a look at Rimmers,  there are 2 possible choices for the fuel 
> pressure regulator:
> - Standard	ERR268 (now replaced by EAC1284P)
> - Adjustable	EAC1284UR
> => Does the adjustable regulator fit just in place of the standard one?
> => Does anybody have had any experience with adjustable pressure regulators, 
> i.e. how would you tune it (could this have an influence on the pollution 
> figures NOx,CO,...)?
> Thank you for your advice.
> Best regards,
> Pierre.
> '86 SD1 - Vitesse
> _______________________________________________
> rovernet mailing list
> rovernet at lyris.ccdata.com
> To unsubscribe, go to this web page, look near the bottom and follow instructions:
> http://mailman.nipltd.com/mailman/listinfo/rovernet
> Back-up list and photos at:
> http://autos.groups.yahoo.com/group/Rover_net/

More information about the rovernet mailing list