Universal vw stock engine case. Dual relief with Bore cut 90.5 & 92mm Our new case is the latest AS41 version and features a medium pickup tube. For Stock 1500-1600cc replacement or can be modified for hi-performance and racing applications. Magnesium Alloy Cases Weigh 25LB Includes 8mm case savers and a oil pickup tube Clearanced for 82mm crank. Bore: 90.5/92mm Engine: Type 1 & 3 Material: Magnesium.Engine Case Magnesium 90.5/92MM Bore for 8mm Studs