High compression piston set to fit the std 87.5mm bore made for Ultimate Performance by Supertech Performance.

Valve pockets to suit Ultimate cams and oversized valves.

12.2 compression when fitted to the 2L engine.

13.5 compression when fitted to the 2.3L engine.

Comes with rings, pins and circlips.

Price per set +VAT. Free delivery within Europe.

Part of the All Engine Products, Vauxhall 20XE, Head assembly - 20XE Range