Mark Williams 5/8-18" Thread Wheel Stud 2.688" Long Screw-In Nuts/Washers - Steel AN Hose Test Kit Valve Spring Locators and Seat

Valve Spring Locators and Seat Cups provide a hardened barrier between the springs and the aluminum heads

use optional bracket kit #70499)

Includes Water Pump / Power Steering Pump / Alternator

Available wideband channel allows you to expand the Ultimate DL to additionally record air/fuel ratio during your run

** Recommended intake gasket: #7225

Mark Williams 5/8-18" Thread Wheel Stud 2.688" Long Screw-In Nuts/Washers - Steel AN Hose Test Kit Valve Spring Locators and SeatProduct Description: Wheel Stud 5 8 18 in Thread 2. 688 in Long Screw In Nuts Washers Steel Mark Williams Enterprises manufactures a full range of racing axles, spools, rear end housings, steel, aluminum or carbon fiber driveshafts and disc brake kits. M W also makes an assortment of chassis and driveline components. Mark Williams Enterprises manufactures a full range of racing axles, spools, rear end housings, steel, aluminum or carbon fiber