RB25 Exhaust Manifold Stud size?

Discuss the RB20, RB25 and RB26 series engines.
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180fan
Posts: 7799
Joined: Sat Dec 14, 2002 12:16 pm
Car: 89 fastback

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Wondering about the stud size/pitch of the exhaust manifold studs for the RB25.

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JonPowell
Posts: 1522
Joined: Tue Feb 18, 2003 2:06 pm
Car: Cars, Music, My family
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10Mx1.25x50MM

Check http://www.mcmaster-carr.com

They have replacements that are straight threaded instead of double ended and you have to use a jamb nut to install but I think it was $20 for 3 inc 2 day shipping.

You may have to call them!
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180fan
Posts: 7799
Joined: Sat Dec 14, 2002 12:16 pm
Car: 89 fastback

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Awesome! thanks a bunch!
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