This is a new set of 92mm big bore Porsche 911 2.7l high compression je pistons & cylinders. The compression ratio is 10.5:1 with the 70.4mm crank. je forgings are made from 2618 aluminum, they have a 0 offset with extra material under the top for the valve pockets. The cast iron liners come with out the head gasket grove.
Kit includes: 6 cylinders, 6 pistons, a set of piston rings, and 6 wrist pins and clips.

Special orderset of 4. Fits 356 sc/912. (1600cc. Compression ratio 9.3:1. Cylinder material, nikasil. Bore surface, alloy. Piston design, 3 ring, short skirt. Manufacturermahle.

Smoking, sluggish, low compression engines usually have bad pistons and rings to blame for their anemic condition. Rebuild your engine properly with the finest parts available (original equip., kolbenschmidt or mahle). Do not accept imitation or aftermarket pistons. Do it once! Do it right! If you are looking for a little extra hp and torque with your rebuild, try a set of higher compression European specpistons and get performance and factory reliability.

Refresh the missing horsepower with a brand new pistons and cylinders. Restore the lost compression that reringing will never accomplish. 6 required for an entire engine.

964 c4 (89-94) / c2 (90-94)