BEONEO SBC Exhaust Header Bolt Kit – Stainless 3/8-16x1 in Bolts for Chevy Small Block V8s

Overview

Upgrade your exhaust header hardware with BEONEO SBC Exhaust Header Bolt Kit. Crafted from stainless steel, the bolts and washers are designed to resist rust and corrosion in the demanding under-hood environment. The kit is sized for aftermarket header flanges up to ½ inch thick, broadening its compatibility with a wide range of Chevy small block exhaust headers and select Pontiac, Buick, and Oldsmobile V8 setups that use similar aftermarket flanges. This is a practical, no-nonsense upgrade for builders and enthusiasts who value dependable fasteners and straightforward installation.

Whether you’re finishing a fresh header install, replacing worn hardware, or tidying up a long-term build, this kit offers a balanced combination of durability, ease of use, and broad compatibility without overpromising performance gains.

What’s included

• 12 × 3/8-16x1" stainless bolts
• 12 × washers
• Stainless steel construction for corrosion resistance
• Uses a 5/16" Allen wrench/socket for installation
• Packaged as a complete bolt-and-washer kit for aftermarket headers

Materials, durability, and care

• Stainless hardware offers superior rust resistance in hot, humid, or road-worn environments
• Solid 3/8-16 thread provides reliable engagement with aftermarket header flanges
• Washers accompany each bolt to help distribute load and reduce galling during assembly

Fitment, compatibility, and tips

• Designed for aftermarket header flanges up to ½ inch thick
• Compatible with 1955–1998/99 Chevy small block headers and various V8s that use aftermarket headers, including select Pontiac/Buick/Oldsmobile engines
• These do not fit OEM manifolds; please verify your year/make/model before ordering

Installation and real-world use

In practice, these bolts are straightforward to install with a standard 5/16" Allen tool. The kit’s stainless hardware helps maintain a clean, secure fit during routine maintenance or after a period of driving under varied temperatures and conditions.

• Check year, make, and model to confirm compatibility with your headers
• Use a balanced tightening sequence to seat the flange uniformly
• Keep a spare set on hand for future maintenance or upgrades

Quality and reliability

BEONEO prioritizes practical, durable components. The stainless bolts and washers are designed to resist corrosion better than chrome or plain steel options, offering a dependable option for aftermarket header projects where long-term durability matters.