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Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
Speedmaster valve locks are designed for stock or performance engines using 7 degree valve locks
The lever will work with all the common competition shifters
Will work with any Speedmaster or Speedmaster bellhousing
Speedmaster brackets are constructed from durable steel
7/16" Polylock Rocker Arm Nut Set (Suits: Stud Girdle) Speedmaster valve locks are designedSpeedmaster rocker arm adjusting nuts are high quality polylocks designed for full roller rocker arms. Made from heat treated, premium grade 4140 chromoly steel, these adjusters provide 190,000 psi tensile strength for the utmost in reliability. Precision CNC machined threads to ensure optimum seat pressure, flush machined set screws for proper contact on the studs, and, best of all, they don't require any special tools for installation. They're
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