How big are the bolts on an intake manifold?

How big are the bolts on an intake manifold?

To make a long story short, I thought I had a torque wrench but did not. So at the end of the job, when replacing the intake manifold (after having replaced the gasket), I tightened up the 6 bolts using my best guess of 17 lbs-ft.

What kind of intake manifolds do GM engines use?

Chevrolet Performance intake manifolds were designed specifically for GM engines, so you know they will deliver OE performance. Dual-pattern carburetor flange is approximately 1/2″ lower than the 1970 LT1 intake, yet produces the same horsepower NOTE: Open carburetor spacer is not recommended for use with dual-plane intake manifolds.

Do you need to remove the intake manifold?

Not open for further replies. This week, I replaced a bad ignition coil on my 2009 Acadia. To do that, one needs to remove the intake manifold. To make a long story short, I thought I had a torque wrench but did not.

Why do I need RTV on my intake manifold?

The real reason is to evenly distribute desired clamping force across mating surfaces. The gasket is only there to fill any minute (very small) gaps in machined surfaces between pieces being put together. It’s why many formed gaskets have been replaced with RTV. Not open for further replies.

To make a long story short, I thought I had a torque wrench but did not. So at the end of the job, when replacing the intake manifold (after having replaced the gasket), I tightened up the 6 bolts using my best guess of 17 lbs-ft.

Not open for further replies. This week, I replaced a bad ignition coil on my 2009 Acadia. To do that, one needs to remove the intake manifold. To make a long story short, I thought I had a torque wrench but did not.

The real reason is to evenly distribute desired clamping force across mating surfaces. The gasket is only there to fill any minute (very small) gaps in machined surfaces between pieces being put together. It’s why many formed gaskets have been replaced with RTV. Not open for further replies.