Header / Extractor Bolts Looking for an affordable and reliable option for securing your exhaust manifold or header? Look no further than Racecraft's LS Header Bolts and 3/8" UNC Header Bolts!Our LS Header Bolts feature high tensile, zinc-coated bodies with a compact head design that provides a secure and easy-to-use fastening solution. And with a full pack of 12 or 16 bolts included, you'll have everything you need to get the job done right.For those with early Holdens, Chevs, Clevelands, and Windsors, we also offer 3/8" UNC Header Bolts. These bolts share the same specs as our LS Header Bolts, including their 1" length, and provide a reliable option for securing your exhaust system.At Racecraft, we're dedicated to providing our customers with high-quality products at an affordable price. Our header bolts are no exception, and we're confident that you'll be satisfied with your purchase. So why wait? Upgrade your exhaust system with Racecraft's header bolts today!