Porsche 356 Big Bore Kit 86mm CP Forged Piston 9.5:1 Biral Cylinders Type-2 25 Chromoly Rocker Arms on

25 Chromoly Rocker Arms on Stock Style Shafts

4L Highcompression pistons with Biral cylinders

The crank features the STD cross drilled oil holes and is machined to exact Specifications

Bug '54-'57

Porsche 356 Big Bore Kit 86mm CP Forged Piston 9.5:1 Biral Cylinders Type-2 25 Chromoly Rocker Arms onThis is a new set 86mm Porsche 356 912 CP pistons with Biralcylinders. It fits Porsche 356; C, SC, 1963 66 &Porsche 912; 1965 and Upwith the 3 piece case. The Cylinders are Biralwith CPForged pistons with 30 Angle. CP Forgings are made from 2618 Aluminum, They have a 0 offset with extramaterial under the top for thevalve pocket, CP kits come with wirelock pin clips for extreme RPM. Biral Liners are a cast iron sleeve with aluminum fins, making them