Mitsubishi Evolution 4G63 Head Stud Kit 12 Point Nuts, 8740 Grade Material, 1994

Aeroflow Performance head studs greatly improve your cylinder head-to-block sealingcompatibilities. This is important in engines with highpower adders such as turbochargers, superchargers or nitrous. They can even be agreat addition to a mildly modified build as insurance against failure. All head studs provide a more accurate and consistent torque loading over traditional head bolts.

These head studs are manufactured from aircraft quality 8740 high tensile strength chromoly steel and cold-forged to ensure molecular integrity within the stud. Meaning these studs are rated up to 190,000 psi making them stronger than Grade 8 and OEM fasteners. All kits come complete with 12-point nuts and hardened washers for an even load distribution and accurate torque readings.

Kit Contains

10 x Studs
114.50mm Overall Length
62.95mm Shank Length.
M11 x 1.25mm thread into Engine Block.
M11 x 1.25mm thread on Nut End.

20 x 12 Point Nuts
M11 x 1.25mm Thread.
18.25mm Outside Diameter.
11.50mm Height.

20 x Flat Washers
19.85mm Outside Diameter
11.20mm Inside Diameter
3mm Thickness

Torque Recommendations
75 ft. lbs or 101Nm