- 21 foot 6` Chivers Seamaster re-powered with a Mercruiser 5.0L MPI V8 and Alpha Drive
the new Mercruiser V8 engine easily pushes this vessel along at between 38 and 40 knots. - Since Re-powering with Hitech Marine the owners now not only enjoy the confidence of reliable boating, but also have far more power and greatly increased fuel economy.