The Rover V8 has long been a relatively common engine for kit car use in Britain, much as the Chevrolet small-block V8 is for American hot rod builders (though many British hot rods have traditionally used four cylinder engines, like the Ford Pinto and Crossflow units). Even in the US there is a strong contingent of builders who select the Buick or Rover aluminium V8 engine for use in small sporty cars like the MGB . The 1964 Buick iron-block engine had aluminium cylinder heads, 3.75 bore and a longer 3.4" stroke crankshaft, which with modification can be used with the Buick 215 or Rover engine blocks to produce a high-output, very light weight V8 with displacement of up to about . The 300 crank, after machining the mains to the 215 size in the 215 block yields . Traco in the USA were prominent builders of such engines.