This is a good quality stock replacement kit. Restore power to your tired VW engine with a new set of 1600cc piston & cylinders from Cip1.com . Our 1600cc piston & cylinder kit slips right into place of the stock P&Cs in any air-cooled 15-1600cc engine. No machining is required. And can be used in older 1300cc engines with minor machining to the cylinder heads. Fit either dual or single port engines. All PISTON & CYLINDER sets include pistons rings- piston pins and retaining clips. We offer this kit as a good ECONOMY quality option to match what our competitors offer.