Chim 4.5 Engine Spec?

[TaSmania]

What was/is done to the Chim 4.5 Engine?
Heads?
Block (special or Rangie 4.6)?
Cam (solid/hydraulic followers)?
Power - TVR and actual?
Any help appreciated.
GB

[2 sheds]

Standard RR engine except: polished ports, short trumpets, TVR Hydraulic cam.
actual power 255 bhp 265 lb ft average .
Tim

>> Edited by 2 sheds on Wednesday 1st October 19:17

[TaSmania]

Chears Tim