Hi, I've had the old GTV3L upgraded as well with the usual 101mm big bore WOSSNER pistons, Pauter Rods (11.4:1CR) big valve heads, 304 degree cams & Dawie tells me it's making just over 150wkW up in Pretoria which is seriously strong for a 12V/6XCarb I think. Have upgraded the brakes, Bilsteins...