Mitsubishi Evolution 4G63 Head Stud Kit 12 Point Nuts, 8740 Grade Material, 1994 Models and up 880 Series ELITE Cutter 57" diameter dual valvespring to

57" diameter dual valvespring to handle up to

Residual Valve built into rear port

an inner coil support spring must be used

8" Dual Diaphragm Booster

3rd Brake Wire

Mitsubishi Evolution 4G63 Head Stud Kit 12 Point Nuts, 8740 Grade Material, 1994 Models and up 880 Series ELITE Cutter 57" diameter dual valvespring toAeroflow 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 aircraftquality 8740 high