This pistons are up for sale, going different route with the car, these pistons are also posted on nasioc, for 500.00. Im asking 475.00 or best offer, on here for my fellow MN peeps. Retail Price 596.25 text 320.266.5559 copy and pasted general discription. Dedicated 2618 alloy forgings, offset wrist pins, Nitrided/Napier Steel rings, skirt coatings, complex dish and dome designs, special skirt profiles, and other features insure longevity and power with boosted and nitrous engines. Specs: 8.9:1 Compression Ratio 100mm Bore(.020in or .5mm Oversize)