Manley Severe Duty Exhaust Valve - 1.600 in Head - 0.342 in Valve Stem - 5.365 in Long - Small Block Chevy RS00400307 Rather than simply providing the

Rather than simply providing the best quality suspension parts available

Easy to install much like traditional MSD Crank Trigger Kits (use with ATI Balancer - 917776 or 917215)

The shoulders are made with 3 inch standard webbing at the lap that reduce to 2” for use with helmet restraint devices

Our brackets are 100% thicker than similar products and far superior than cast brackets

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Manley Severe Duty Exhaust Valve - 1.600 in Head - 0.342 in Valve Stem - 5.365 in Long - Small Block Chevy RS00400307 Rather than simply providing theProduct Description: Exhaust Valve Severe Duty 1. 600 in Head 0. 342 in Valve Stem 5. 365 in Long Stainless Small Block Chevy Sold Individually Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront of the high performance automotive industry. Founded by gearhead Hank Manley shortly after his graduation from Brown