Male Fitting Selection:a

Samsonas Motorsport Sequential Gearbox

Both end ports are machined with 8AN ORB (3/4-16 female) threads

Traction control with advanced torque management

(7) E Hub Plates (OEM = 5)

Cylinder Head O-Ringing Service, 6-Cylinder BMW Engines Series 1 Male Fitting Selection:a5150 AutoSport Cylinder Head O Ring Installation Service for 6 Cylinder BMW Engines O ringing an engine cylinder head for high performance, high boost turbo applications provides several mechanical advantages. These advantages primarily focus on improving the engine's sealing capabilities and durability under extreme conditions. Price includes head resurfacing and wash. Key mechanical benefits of O ringing an engine cylinder head: 1. Superior Sealing: