Empi 85.5mm Big Valve Dual Port Cylinder Head Dual Spring - Each - 981387B. Empi big valve performance cylinder head. Features 40 x 35mm valves with performance valve job and fits VW Type 1 engines with 85.5mm cylinders. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Engines & Engine Parts\Other Engine Parts". The seller is "dunebuggywarehouse" and is located in this country: US. This item can be shipped worldwide. UPC: 707924462067 Manufacturer Part Number: 98-1387-B MPN: 98-1387-B Manufacturer: EMPI Inc Brand: EMPI Inc Model: EMPI Inc