Bonham’s Riley 1.5 custom exhaust manifold and rolling road tune

Bonham’s Riley 1.5 has had a top end rebuild and a new custom exhaust manifold. Now on the rollers to get the 1860cc engine and Weber DCOE45 tuned up ready for the HRDC 2013 opener at Silverstone on April 6th. With the new exhaust manifold this Riley is now up 6bhp.

Bonhams Riley 1.5 on CCK rolling road 2Bonhams Riley 1.5 on CCK rolling road 1860cc Weber DCOE45Bonhams Riley 1.5 on CCK rolling road HRDCBonhams Riley 1.5 on CCK rolling road