CLM033. Big Bore Race Manifold

CLM033. Big Bore Race Manifold


Outer primaries 11/2”, centre primary 15/8”, collector 2”.


Use for all hi output engines, 1380cc Weber, race cam, where top end power is required. Requires some modification around the chassis legs and compromises ground clearance on a road car with lowered suspension.


There are further race manifolds available including stage 2 and 3 versions of the big bore manifold. Please contact for further information.

  • Additional Information

    We stock a range of Maniflow exhaust manifolds and systems for both ‘A’ series and Triumph engined Spridgets.

    ​The best set up for your own car is dependent on the specification of the engine and its intended use.