View Full Version : MAF meter .....
mfc
27th March 2010, 09:15 AM
morning all
unfortunatly i am in need of a maf meter for a 1986 rrc {gas backfire after the maf fell of its so called mounting , for the second time in 2000 kms scince installation by so called lr "experts" <--- it had been back in 700kms before its death, the maf that is}
now i need to find out my options re replacing it.
any ideas/thoughts boys and girls?
ps im in victoria and :mad:
capri_v6
27th March 2010, 09:26 AM
you can put early ford internals into it as a cheap solution, go grap some from pinch a part, they are basically the same unit but i think u have to use the rover electronics..
mfc
27th March 2010, 09:32 AM
the shaft the two flaps pivot on is bent to buggery and i cant see how you can get it out of the housing..
mfc
27th March 2010, 09:33 AM
also im geting a high voltage reading so i think the electricals are fryed to
PhilipA
27th March 2010, 09:57 AM
You can get new aftermarket from the UK Rimmer Bros.
Electronic Components - Efi at www.rimmerbros.co.uk (http://www.rimmerbros.co.uk/Item--i-GRID009133)
Pretty expensive.
Just a suggestion. Early 80s BMWs also have a similar flapper, so maybe see if a 733 flapper will fit.
Regards Philip A
RR46
27th March 2010, 07:35 PM
morning all
unfortunatly i am in need of a maf meter for a 1986 rrc {gas backfire after the maf fell of its so called mounting , for the second time in 2000 kms scince installation by so called lr "experts" <--- it had been back in 700kms before its death, the maf that is}
now i need to find out my options re replacing it.
any ideas/thoughts boys and girls?
ps im in victoria and :mad:
G,Day mate I have got 2 or 3 flapper type air flow meters. If your interested let me know, Im in Ferntree Gully.
Cheers
bee utey
27th March 2010, 08:45 PM
Make sure you reinstall the MAF with an anti-backfire device like the one in the picture. You will have to shift the MAF mountings to get it to fit. A 70mm metal version will set you back around $80. The plastic ones are rubbish, the flap dislodges when hit by a backfire.
Next change your timing to 10 degrees BTDC and gap the plugs to 0.7mm maximum. Make sure the heat range is correct for gas, NGK BPR6ES or Bosch WR7DC+. You may need an ignition upgrade, I have developed a Bosch based amplifier/coil conversion which is quite cheap and reliable. There are other things like the condition of your leads and rotor/cap. I use the Bosch leads, they have been very reliable. Make sure your leads are well separated, not bundled.
mfc
27th March 2010, 09:31 PM
G,Day mate I have got 2 or 3 flapper type air flow meters. If your interested let me know, Im in Ferntree Gully.
Cheers
thanks heaps..id love one, if thats ok.....gota head up to the border after the easter madness ends, ill pm you my email address/phone number later tonight .....
re the plugs/leads there all fine and seperated, it didnt seem to backfire untill after the maf disengaged from the ducting to the lpg mixer eg total loss of power / throttle imput , engine dies off then boom!!! , i hope once the "falling off" is resolved the problem will end......
mfc
27th March 2010, 09:35 PM
thanks for the anti b f idea bee utey, i hadnt seen that before, where can u get one from ?
figure it may pay to look into the ignition as well , whats the bosh setup you run?
bee utey
27th March 2010, 10:25 PM
thanks for the anti b f idea bee utey, i hadnt seen that before, where can u get one from ?
figure it may pay to look into the ignition as well , whats the bosh setup you run?
I get my backfire valves from Mega Gas Australia in Adelaide, but you might be able to get one through a local supplier. I can't recall what brand it is, it might be BRC.
The Bosch conversion I do is in this post: http://www.aulro.com/afvb/technical-chatter/96950-lucas-ignition-amplifier-replacement-bosch-024-a.html
PM me if you want help with getting this stuff.
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