Chrysler Slant 6 Cylinder 170 198 225 12 Point Head Stud Kit The Speedmaster pinion supports are

The Speedmaster pinion supports are made from the best quality nodular iron

In some instances

and other horizontal surfaces

Kit includes adapter plate to permit use of certain square bore style carburetors

Chrysler Slant 6 Cylinder 170 198 225 12 Point Head Stud Kit The Speedmaster pinion supports areSpeedmaster cylinder head fasteners are made from aircraft quality 8740 high tensile strength chromoly steel and cold forged to ensure molecular integrity. They are heat treated prior to thread rolling and machining and are rated at a whopping 190,000 psi. All kits come complete with 12 point nuts and hardened parallel washers for an even load distribution and accurate torque readings.