Cylinder Studs:

Features & Benefits:-

* 4140 Chrome Moly studs, oil quenched and tempered to 39-44 HRC

* 180,000psi Tensile Strength

* Rounded thread roots, rather than flat, improving fatigue strength

* Positive stop shoulder allows for consistent installed height

Head Bolts:

Features & Benefits:-

* Heat Treated 8640 Steel.

* 200,000 psi Ultimate Tensile Strength.

* 14% increases in strength over stock.

* Stronger material than stock Head bolts.

* Durable Black Oxide Coating.

* 9/16in. 12-point head with integral washer

* Formed threads.

* Cold Formed Head.

* Reusable.

Proudly Made in the USA by S&S Cycle!