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For more than 25 years, Stage 8 has been manufacturing highly effective active mechanical locking systems that lock fasteners in place in critical automotive and heavy equipment applications. Stage 8 guarantees its locking fasteners will keep critical bolted joints tight in the most-severe operating conditions. Summit Racing carries a wide selection of Stage 8 products, including header bolt kits, locking spindle nuts, header collector bolt kits, locking bolt kits, locking oil pan bolt kits, exhaust nuts, intake manifold bolts, and more! Lock it down with Stage 8 locking fasteners. Shop Summit Racing today!
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Made in the USA, Stage 8's Grade 8 locking header bolts use a patented system that consists of a grooved hex-head...
Made in the USA, Stage 8's Grade 8 locking header collector bolts use a patented system that consists o...
Stage 8 Locking Systems offers the opportunity to restore the dependability of Dana 44 and Dana 60 front assem...
Lock down your Ramhorn exhaust manifold with Stage 8 locking fasteners. Made in the USA, these exhaust mani...
Don't blow out any more exhaust gaskets. These Stage 8 exhaust nuts are designed to eliminate those pesky exhaust leaks. They...
Eliminate fastener problems with Stage 8's complete line of locking bolt kits. They provide a simple, yet effective meth...
Stop a leak before it can even get started! These locking valve cover bolt kits from Stage 8 offer real assu...
Stage 8 locking intake manifold bolts are designed to stay put once they're tightened down. They are reusabl...
Stage 8 locking harmonic balancer bolt kits are easy to use. They provide assurance against the increa...
These Stage 8 oil pan bolt kits help stop oil leaks for good by keeping bolts tight. Stage 8 locking oil pan bol...
These Stage 8 locking CV joint bolts are easy to use but they are absolute assurance against loose nuts or bolts. T...
Made in the U.S.A., Stage 8's Grade 8 locking transmission pan bolts use a patented system that consists of a g...
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