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Adapts Harley CV carburetors or Mikuni HSR42 to early stock and aftermarket 2-bolt manifolds. No need to change manifolds when swapping out old style carburetors.
Uses slip on boot seal (not included) used with all Harley CV and Mikuni HSR carburetors.
Requires use of a manifold boot seal, flat flange gasket, and existing screws found on your 2-bolt manifold.
California Proposition 65 Warning
Part bolted right on with no problem and used with the boot sealed the CV carb on my old 79 sportster perfectly.
Keihin Manifold Flange Gasket
Premium Carb to Manifold Seal Boot