100% New 1.7 7/16" BBC Chevy Aluminium Roller Rocker Rockers arms BBC 396-454

Application:
--Fit big block Chevy 396 402 427 454 502 engines
Description:
--Aluminum ROLLER ROCKER ARMS Kit For Chevy BBC 1.7" 7/16, 16 CNC Aluminum Arms With Polylock Nuts
--Creates less friction, allows more accurate valve adjustment and has extreme rigidity
--Lightweight with integral push rod seat
--Not self aligning
--Fit most BBC big block Chevy
--Full roller rocker.
Package:
--16 stud mounted aluminum roller rocker arms with 16 poly locks (what you see in the picture is what you'll get)