40MM MANIFOLD ADAPTER, ALUMINUM

41mm (manifold/flange side) to 49mm (carb side). With 8mm threaded mount holes, 70mm center to center. Lets you mount a Mikuni HSR42 or a OEM CV carburator to any OEM style 2-bolt manifold with 3-5/16" (7cm) center to center mounting holes.

Fits: > Mikuni HSR42 or OEM CV carb to OEM style 2-bolt manifold with 70mm mount bolt spacing