The cylinders are proven heavy duty cast iron. We offer an upgraded aftermarket cylinder head with larger stainless steel valves. The valves are 40mm on the intake and 35mm on the exhaust side. This unit features chromoly keepers and retainers and stainless steel valves.Combustion chambers are 53 cubic centimeters. They require aftermarket style 12mm 3/4 reach spark plugs (We recommend Bosch 7700 or NGK 4339). We recommend using valve lash caps when using stainless steel valves. Our upgraded cylinder heads feature great air flow through the head for great cooling performance and include extra material around the exhaust ports for those interested in DIY stage-1 porting. The DriverPak top end kit series is designed to get your daily driver, off road or weekend warrior engine running great. Let us know if you have questions about parts recommendations for your application. The item "VW Beetle 1600CC Engine Rebuild Kit 87mm Pistons with Big Valve Heads" is in sale since Monday, September 30, 2019. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Cylinder Heads & Parts".
The seller is "dunebuggywarehouse" and is located in Hamilton, Ohio. This item can be shipped worldwide.