86mm Porsche 356C/912 Big Bore Piston & Aluminum Cylinder Kit Engle Amodernized Combustion chamber

Amodernized Combustion chamber

A second full fin so you can fly cut your heads deeper to achieve almost any desired head CC volume needed

Designed for road/oval track racing

This is a brand new set of 4

Bolt Type Options Available: 200k or ARP 2000

86mm Porsche 356C/912 Big Bore Piston & Aluminum Cylinder Kit Engle Amodernized Combustion chamberThis is a new set of Big Bore 86mm Porsche 356 912 pistons with Biralcylinders. It fits Porsche 356; C, SC, 1963 66 &Porsche 912; 1965 and Upwith the 3 piece Case. The Cylinders are BiralwithGraphiteCoatedHypereutectic pistonswith the 30 Angle, valve pockets, and the 22mm Pin. Biral Liners are a cast iron sleeve with aluminum fins, making them lighter and dissipate heat better. This kit requires no machine work, when installing in factoryPorsche case