Speed Science 4130 Chromoly Head Stud Kit - B & K Series h23a Once the sump is secure

Once the sump is secure

keeps the engine at proper timing

00 mm lift)

Our high-quality retainers are among the best in the industry

these durable

Speed Science 4130 Chromoly Head Stud Kit - B & K Series h23a Once the sump is secureSpeed Science 4130 Chromoly Head Stud Kit B & K Series If you are looking for a good economical head stud option for your high performance street car, you've found it. This kit will give you superior clamping force over the factory OEM head bolts. They are also provisioned with a dog point bottom and hex broach on the top of the stud for ease of installation, and these features enable you to install them with the cylinder head on the car if necessary.