Small Block Ford 351 Windsor 1/2" Head Stud Kit12 Point Nuts, Suit OEM and AftermarketCylinder Heads with 1/2" Holes, 8740 Grade MaterialBrand: AEROFLOWPart Number: AF37-2017Description: 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 aircraftquality 8740 high tensile strength chromoly steel and cold-forged to ensure molecular integrity within thestud. Meaning these studs are rated up to 190,000 psi makingthem stronger than Grade 8 andOEM fasteners. All kits come complete with 12-point nuts and hardened washers for an even load distribution and accurate torque readings.
Additional Specifications: Kit Contains
10 x Long Studs
133.75mm Overall Length
63.65mm Shank Length.
1/2”-14 thread into Engine Block.
1/2”-20 thread on Nut End.
8 x Short Studs
74.95mm Overall Length
27.70mm Shank Length.
1/2”-14 thread into Engine Block.
1/2”-20 thread on Nut End.
20 x 12 Point Nuts
1/2”-20 Thread.
20.70mm Outside Diameter.
13.10mm Height.
20 x Flat Washers
21.75mm Outside Diameter
13.20mm Inside Diameter
3mm Thickness
Important Information: Torque Recommendations
105 ft. lbs or 142Nm