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What size flare nut wrench(es) do I need?

ObscureMachine

Seatbelt Orifice Officer
Joined
Sep 28, 2006
Messages
3,998
Loc.
World Headquarters
Changing brake lines and putting in the 1 1/16" bore camper special MC.

What size flare nut wrenches do I need? I don't want to damage flare nuts.
 

BroncoMark

Bronco Guru
Joined
Dec 1, 2005
Messages
1,272
Loc.
Irvine CA
I would buy a small set from Sears or somewhere. You can always use them: fuel line fittings, transmission line fittings, brake ftiitings, etc. Get 5/16 - 5/8 and you'll have just about everything you'll come across covered.
 
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ObscureMachine

ObscureMachine

Seatbelt Orifice Officer
Joined
Sep 28, 2006
Messages
3,998
Loc.
World Headquarters
Thanks! On my way to Sears now. Just wanted to make sure I didn't miss a size I might need. The brakes on this thing are going to be the death of me!;)
 

LouB

Jr. Member
Joined
Jun 9, 2004
Messages
109
Loc.
St. Louis
I agree with buying the set. I just changed my master cylinder and hoses. I had everything but the 3/8. Also, I bled the brakes and all 4 bleeders took a 10 mm. Tell me I'm crazy but 3/8 - 7/16 didn't fit. Finnaly I tried the 10 mm, luckily the smallest metrick box wrenc in my set.
 

DonsBolt

Bronco Guru
Joined
May 5, 2005
Messages
5,249
Loc.
Chestnut Hill, Mass
I agree with buying the set. I just changed my master cylinder and hoses. I had everything but the 3/8. Also, I bled the brakes and all 4 bleeders took a 10 mm. Tell me I'm crazy but 3/8 - 7/16 didn't fit. Finnaly I tried the 10 mm, luckily the smallest metrick box wrenc in my set.

Many of the aftermarket wheel cylinders use a 10 MM bleader valve
 

Gummi Bear

Bronco Guru
Joined
Jul 8, 2003
Messages
3,647
I agree with buying the set. I just changed my master cylinder and hoses. I had everything but the 3/8. Also, I bled the brakes and all 4 bleeders took a 10 mm. Tell me I'm crazy but 3/8 - 7/16 didn't fit. Finnaly I tried the 10 mm, luckily the smallest metrick box wrenc in my set.

If you replace the wheel cylinders, that's the size they have been coming with the last couple of years. I've bought a few that way.

I bought a set of Husky flare wrenches from HD. All the way up to 3/4, I use them for the P/S stuff as well.

Get the biggest set that you can afford. Sooner or later, you'll wind up needing them.
 
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