Vacuum Port Adapter/Spacer, Aluminum w/pulse fitting, Manifold - GX200,
Manifold Spacer, with Pulse Fitting.
Aluminum spacer with pulse fitting can be used either in front or behind carb. Run your fuel pump without getting oil in it and/or having to drill into the block.
When used behind carb, dyno testing has shown up to 0.2 hp improvement due to longer intake tract. Improvement is over entire RPM range. Even if you don't need a fuel pump, this piece adds power.
Manifold is black anodized