Mikuni Hi-Flo Carb Back, HSR-42 to OEM 2 Bolt Manifold

Adapts HSR-42 Mikuni Carb to OEM 2 Bolt Manifold (2.75″ Center to Center)
Precision machined bore, tapers from Mikuni outlet diameter to S&S manifold inlet size.
Substantial flow increase using S&S’s larger plenum intake manifold.
Ideal for stroker & big bore motors that require odd length intake manifolds.
Solid Mounts to manifold
Will not fit Mikuni intake manifolds

S&S manifolds are available for all length cylinders.

Includes O-Rings & metric hardware.