afpr leaking
Thread Starter
Joined: Jul 1999
Posts: 1,992
Likes: 10
From: CT
Car: 1986 Camaro SC
Engine: 305 TPI Procharged D1SC
Transmission: Tremec TKO-600
Axle/Gears: Moser 12 Bolt 3.73 posi
afpr leaking
i installed a accel afpr with the new diaphram and it seams to be leaking abound the mounting holes, about how tight are the screws supposed to be? anyone else have this problem?
Thread Starter
Joined: Jul 1999
Posts: 1,992
Likes: 10
From: CT
Car: 1986 Camaro SC
Engine: 305 TPI Procharged D1SC
Transmission: Tremec TKO-600
Axle/Gears: Moser 12 Bolt 3.73 posi
the original accel model i guess had a ring, this is a newer design, there is no ring, and it seems to be aluminum
Senior Member
Joined: May 2005
Posts: 777
Likes: 1
From: Windsor Ontario Canada
Car: 89 jaguar xjs convertable
Engine: 89 L98 5.7 TPI
Transmission: 700R4
Axle/Gears: 3.23 dana 44
If you want to take it back apart you can take the housing and with a very fine piece of sandpaper/emery cloth lying on a flat surface rub the housing back and forth untill the crosshatch shows it is flat. Sounds like you just needed to tighten it somemore.
Thread Starter
Joined: Jul 1999
Posts: 1,992
Likes: 10
From: CT
Car: 1986 Camaro SC
Engine: 305 TPI Procharged D1SC
Transmission: Tremec TKO-600
Axle/Gears: Moser 12 Bolt 3.73 posi
ok this piece of junk is pissing me off, if i tighten these bolts any more they are gonna snap, i broke 2 security bits already, it's still leaking
You'd better remove it an flatten the surface as suggested. It shouldn't take more than 15 inch-pounds to fully seat the spring can and seal the diaphragm/gasket.
If you keep tightening and break screws, you'll be removing it anyway, and it will be a lot less fun when you do.
If you keep tightening and break screws, you'll be removing it anyway, and it will be a lot less fun when you do.
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Thread Starter
Joined: Jul 1999
Posts: 1,992
Likes: 10
From: CT
Car: 1986 Camaro SC
Engine: 305 TPI Procharged D1SC
Transmission: Tremec TKO-600
Axle/Gears: Moser 12 Bolt 3.73 posi
yeah so i sanded this piece of crap smooth, it still leaked, tightened the bolts and one ****ing snapped, nice....
i cant belive no one has had a problem with these leaking out the bolts.
i cant belive no one has had a problem with these leaking out the bolts.
Senior Member
Joined: May 2005
Posts: 777
Likes: 1
From: Windsor Ontario Canada
Car: 89 jaguar xjs convertable
Engine: 89 L98 5.7 TPI
Transmission: 700R4
Axle/Gears: 3.23 dana 44
Do you know how old the diaphram is? Its possible the thing is drying out and splitting allow your fuel leakage.
Thread Starter
Joined: Jul 1999
Posts: 1,992
Likes: 10
From: CT
Car: 1986 Camaro SC
Engine: 305 TPI Procharged D1SC
Transmission: Tremec TKO-600
Axle/Gears: Moser 12 Bolt 3.73 posi
this is an accel one, came with a brand new diaphram, i was thinking of teflon, i just dont know though, i dont want to have any fuel problems, maybe i'll send it back to summit and get a holley and see what happens, now i need a new screw, assuming i can get the broken one out of the fuel rail
Thread Starter
Joined: Jul 1999
Posts: 1,992
Likes: 10
From: CT
Car: 1986 Camaro SC
Engine: 305 TPI Procharged D1SC
Transmission: Tremec TKO-600
Axle/Gears: Moser 12 Bolt 3.73 posi
ok update, i got the screw out very easily so i'm happy about that, i put the stock diaphram in with 5 bolts just like i did the accel diaphram, i ordered some screws but i was eager to try it, and walla no leaks, the accel diaphram doesnt look bad, i should be okay using the sotck diaphram with the accel housing correct? also i let the pump run for the 2 seconds and got 43psi of pressure about 45-60 minutes later it said about 31psi is that normal?
Senior Member
Joined: May 2005
Posts: 777
Likes: 1
From: Windsor Ontario Canada
Car: 89 jaguar xjs convertable
Engine: 89 L98 5.7 TPI
Transmission: 700R4
Axle/Gears: 3.23 dana 44
Good deal. Its not uncommon for the fuel pressure to leak down. It should take a fair amount of time though. An hour to drop 10-12 psi isn't to bad. Keep an eye on it. See how easily it refires in the morning.
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