Description
GM LS Head Bolt Kit with Even Length12 Point Head, Suit 2004 and On Engines, 8740 Grade Material
Brand: AEROFLOW
Part Number: AF37-2125
Description:
Aeroflow Performance head bolts 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.
These head bolts are manufactured from aircraft quality 8740 high tensile strength chromolysteel and cold-forged to ensure molecular integrity within the bolt. Meaning thesebolts are rated up to 190,000 psi making them stronger than Grade 8 and OEM fasteners. Allkits come complete with hardened parallel washers for an even load distribution and accurate torque readings.
Additional Specifications: Kit Contains:
20 x Long Bolts.
103.2mm Under Head Length.
10.9mm Shank Length.
M11 x 2.00mm thread into Engine.
18.7mm Bolt Head Diameter.
10 x Short Bolts.
48.4mm UnderHead Length.
7.7mm Shank Length.
M8 x 1.25mm thread into Engine.
14.6mm Bolt Head Diameter.
20 x Large Flat Washers.
21.8mm Outside Diameter.
11mm Inside Diameter.
3mm Thickness
20 x Small Flat Washers.
15.8mm Outside Diameter.
8.25mm Inside Diameter.
3mm Thickness.
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