Here we have an Alvis Speed 20 SC engine. Removed from our race car when we fitted a Speed 25 engine. (CJJ 60).The engine has been crack tested and pressure tested. The connecting rods, main bearings have been re white metalled (Formhalls, Salisbury).The pistons are standard compression height, the block has liners.Cylinder ..
Alvis Speed 25 Cylinder Head. Has recently been on a car without issue. The head has been pressure tested OK. There are no valves etc, and the guides will need K lining or replacing.Extremely rare, even if your head is OK, its a valuable spare to have on the shelf.