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Corvette
C6 Forum
Corsa Sport Exhaust droning in 2005 convertible
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<blockquote data-quote="Creedence85" data-source="post: 206734" data-attributes="member: 4346"><p>[USER=5243]@Sebastian[/USER], glad you made some progress. How hard do you think you're torquing? Before I installed my exhaust I did some reading on exhaust band clamps, and surprise the specs and opinions are all over the place, so I had no idea what to torque them to and I just made them reasonably tight. Depending on the size many of them seem to be rated for 40-60 ft-lbs so you should be able to torque them fairly hard without breaking. Obviously I didn't go tight enough and/or they needed retorquing over time. The larger diameter pipe has to be crushed by the clamp to fit the smaller pipe, so a certain a mount of torque is going to be needed to get a seal especially if the outer pipe was expanded further to help with assembly. I like [USER=2217]@Rruuff Day[/USER]'s idea of high heat silicone tape or exhaust tape. I'm not very strong on a 5/8" socket wrench, especially laying on my back with my arm in a weird position, so estimate I'm getting 20 lb-ft if I'm lucky. Once getting that as tight as I could comfortably, I used a breaker bar and very carefully gave it a couple 1/3 turn sweeps so am going to guess that it's around 40-50 now. I guess I could set the click torque wrench to progressive settings or also use the old torsion bar wrench to see where the needle is pointing.</p></blockquote><p></p>
[QUOTE="Creedence85, post: 206734, member: 4346"] [USER=5243]@Sebastian[/USER], glad you made some progress. How hard do you think you're torquing? Before I installed my exhaust I did some reading on exhaust band clamps, and surprise the specs and opinions are all over the place, so I had no idea what to torque them to and I just made them reasonably tight. Depending on the size many of them seem to be rated for 40-60 ft-lbs so you should be able to torque them fairly hard without breaking. Obviously I didn't go tight enough and/or they needed retorquing over time. The larger diameter pipe has to be crushed by the clamp to fit the smaller pipe, so a certain a mount of torque is going to be needed to get a seal especially if the outer pipe was expanded further to help with assembly. I like [USER=2217]@Rruuff Day[/USER]'s idea of high heat silicone tape or exhaust tape. I'm not very strong on a 5/8" socket wrench, especially laying on my back with my arm in a weird position, so estimate I'm getting 20 lb-ft if I'm lucky. Once getting that as tight as I could comfortably, I used a breaker bar and very carefully gave it a couple 1/3 turn sweeps so am going to guess that it's around 40-50 now. I guess I could set the click torque wrench to progressive settings or also use the old torsion bar wrench to see where the needle is pointing. [/QUOTE]
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Corvette
C6 Forum
Corsa Sport Exhaust droning in 2005 convertible
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