Type 1&2 Offset IDF Manifold Set opt-add-1600cc-gskt-kit and Sandrail

and Sandrail

Belt and wiring diagram included

The Cylinders are BiralwithJEForged pistons with 22° Angle

Torque: (5/16" Bolts): 28 lb-ft

This is a brand new (Set of 2) Stage 2 Port and Polished High Performance Cylinder Heads for a Porsche 9142

Type 1&2 Offset IDF Manifold Set opt-add-1600cc-gskt-kit and SandrailBrand New set of type 1&2 Offset IDFstyle Manifold. AA Manifolds are off set so that the position of the carburetors are straight across the engine to eliminate the body clearance problems associated with non off set manifolds. Making them easier to install and provide more working area around the carburetor than other types of intake manifolds.