Easily adapts a spigot mount carb to a 2-bolt manifold. The Twin Power™ 2-Bolt Manifold adaptor features 2-3/4" hole spacing, 1-1/2 to 1-5/8" ID and is perfect for 38 mm Mikuni carburetors.

• Precision-machined for leak-free seal and vibration resistance
• Enhances performance on Evolution and earlier Big Twin engines
• Converts 2-bolt Harley flange to Mikuni spigot mount