Dorman 674-636 Exhaust Manifold - Front

Dorman 674-636 Exhaust Manifold for Lexus and Toyota

This Dorman exhaust manifold is engineered to match the original fit and function on select Lexus and Toyota applications. Built from cast iron with a natural finish, it is made for front-position exhaust repair on the 1995-1997 Toyota Land Cruiser and 1996-1997 Lexus LX450.

Key Features

• Cast iron construction for durable exhaust service
• Natural finish
• Round port shape
• Includes gasket and seal components for the repair
• Mounting hardware included
• Direct replacement for the front exhaust manifold on specified vehicles

Detailed Description

Dorman 674-636 is a replacement exhaust manifold designed for front-position applications on the 1995 Toyota Land Cruiser from 1/95, the 1996-1997 Toyota Land Cruiser, and the 1996-1997 Lexus LX450. It is precision-engineered to match the original manifold’s fit and function, helping restore proper exhaust routing on these vehicles. The cast iron construction and round port design support a factory-style repair, and the included gasket and flange components help complete the installation. This part cross-references Toyota 1714166020 for the same application.

What It Helps Fix

• Cracked or warped exhaust manifold housing
• Exhaust leaks at the manifold-to-cylinder-head sealing surface
• Broken or missing manifold mounting points
• Noise from leaking front exhaust manifold connections
• Failed manifold gasket sealing on Lexus LX450 and Toyota Land Cruiser models

Installation Notes and Tips

Verify front-position fitment before installation on the 1995-1997 Toyota Land Cruiser and 1996-1997 Lexus LX450. Inspect the cylinder-head sealing surface, fasteners, and downpipe connection points for wear or damage before assembly. Use the included gasket and flange components during installation, and follow the vehicle service manual for torque sequence and tightening specifications.

Quality Assurance

This Dorman exhaust manifold is manufactured to match original equipment fit and function for the listed vehicles. It is built as a regular-grade replacement part for service repair use.