Dorman 674-158 right exhaust manifold for the 1987 Chevrolet Blazer V8 5.0L, the 1987-1991 Blazer V8 5.7L and other vehicles collects exhaust gas from the cylinders and sends it on to the downpipe. This Dorman exhaust manifold replaces a cracked or leaking one.
- Cast iron construction that resists warping, cracking and leaking
- OE Solutions line, standard replacement grade
- Square port shape
- Manifold gasket, flange gasket and downpipe hardware included
Quick facts
- Part: Dorman 674-158 exhaust manifold
- Fits: the 1987 Chevrolet Blazer V8 5.0L, the 1987-1991 Blazer V8 5.7L and other vehicles
- Position: Right
- Material: Cast iron
- Condition: New
A ticking or tapping noise from the engine bay, an exhaust smell or visible cracks can mean a manifold is leaking. With the engine off and cool, look for cracks or black soot streaks around the manifold joints before you replace it. This listing is one manifold for the right side, which takes one; the left side is a separate part ordered on its own.
Fits
The Dorman OE Solutions exhaust manifold is a direct-fit replacement for the 1987 Chevrolet Blazer V8 5.0L, the 1987-1991 Blazer V8 5.7L, the 1987 GMC Jimmy V8 5.0L, the 1987-1991 Jimmy V8 5.7L, the 1987 GMC R1500 Suburban V8 5.0L and the 1987-1991 R1500 Suburban V8 5.7L.
Specifications
Fit and size
- Position: Right
- Quantity: 1 for the right side
- Port shape: Square
Build and materials
- Material: Cast iron
- Grade: Standard replacement
- Condition: New
- Country of origin: China
In the box
One exhaust manifold, one manifold gasket, one flange gasket, three studs, three nuts and three springs.
Interchange: 101062 · 662653 · 14093654 · 14093660 · 14103206 · SK674158
This part cross-references / interchanges with the following part numbers:
101062, 662653, 14093654, 14093660, 14103206, SK674158
Frequently Asked Questions
Does the Dorman 674-158 fit the 1987-1991 Chevrolet Blazer V8 5.7L?
Yes, Dorman 674-158 is a right-side exhaust manifold for the 1987-1991 Chevrolet Blazer V8 5.7L. If your car isn't named here, look up its year and engine in the "Vehicles it fits" section.
Is the Dorman 674 exhaust manifold sold with gaskets and hardware?
Yes. The kit adds one manifold gasket, one flange gasket, three studs, three nuts and three springs to the manifold.
Is the Dorman manifold made of cast iron or steel?
Cast iron. Dorman 674-158 is a cast iron manifold with square ports.
What signs show a right exhaust manifold may be leaking?
A ticking or tapping noise from the engine bay, an exhaust smell or visible cracks can point to a leak. A shop can confirm it, since a leak test needs the engine running.
Which side of the engine does this exhaust manifold go on?
The right side. This listing is one right-side manifold, and the left side is a separate part ordered on its own.
