ATP Parts 101156 Exhaust Manifold - Right

OE-Style Exhaust Manifold Replacement

ATP Parts 101156 is a right-side exhaust manifold for classic GM A-body and B-body applications. It restores the exhaust path by replacing a cracked or warped manifold that can leak hot exhaust gases into the engine bay and cabin.

Built for direct replacement service, ATP Parts 101156 is made to match original fit and function on vehicles such as the Chevrolet Caprice, Pontiac Grand Prix, and Buick Regal.

Key Features

• Right-side exhaust manifold for listed applications
• OE-style replacement for cracked, warped, or leaking manifolds
• Helps restore proper exhaust gas routing from the engine to the exhaust system
• Designed to fit and function like the original part
• Part number: 101156

Application Details

This manifold is listed for 1977-1986 vehicles with right-side placement, including Chevrolet Caprice, El Camino, Monte Carlo, Impala, and Malibu; Pontiac Bonneville, Grand Prix, Parisienne, Grand Am, Grand LeMans, and LeMans; Buick Regal and Century; and Oldsmobile Cutlass Cruiser, Cutlass, Cutlass Salon, and Cutlass Supreme. It also cross-references 327966R and 674653 for the same application.

ATP exhaust manifolds are engineered as direct-fit replacements that address exhaust leaks at the manifold. For buyers searching for a right exhaust manifold for 1980-1986 Chevrolet Caprice, 1978-1986 Pontiac Monte Carlo, or 1977-1980 Buick Regal, ATP Parts 101156 provides a focused OE-style repair solution.

What It Helps Fix

• Exhaust leaks at the manifold-to-head sealing surface
• Cracked or warped original manifold castings
• Hot exhaust gas entering the engine compartment
• Cabin exhaust odor caused by manifold leakage
• Loss of proper exhaust flow from the engine

Installation Notes

Verify right-side placement and confirm your vehicle’s year, make, and model before installation. Check the flange style and manifold-to-head interface against the existing part to ensure the correct match for your application.

Fitment includes 1980-1986 Chevrolet Caprice right, 1980-1986 Chevrolet El Camino right, 1978-1986 Chevrolet Monte Carlo right, 1983-1986 Pontiac Bonneville right, 1983-1986 Pontiac Grand Prix right, 1978-1980 Pontiac Grand Prix right, 1983-1986 Pontiac Parisienne right, 1980-1985 Chevrolet Impala right, 1978-1983 Chevrolet Malibu right, 1982 Buick Regal right, 1977-1980 Buick Regal right, 1982 Oldsmobile Cutlass Cruiser right, 1980 Oldsmobile Cutlass Cruiser right, 1978-1980 Buick Century right, 1978-1980 Oldsmobile Cutlass right, 1978-1980 Oldsmobile Cutlass Salon right, 1978-1980 Oldsmobile Cutlass Supreme right, 1980 Pontiac Grand Am right, 1980 Pontiac Grand LeMans right, 1978-1980 Pontiac LeMans right, 1978-1979 Buick Century right, and 1978 Pontiac LeMans right.

Quality Assurance

ATP Parts focuses on replacement exhaust components that restore original fit and function for service repairs. Part number 101156 is built for the listed applications and follows the OE-style approach expected for manifold replacement work.