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5"D (29 x 19
Factory length for Chevrolet 396-454 Big Block engines with retro-fit hydraulic roller cams
Relatively Easy Installation
Lexus LX570 2008-11 / Toyota Land Cruiser 2013-19
Isky Cams Super 7 Valve Locks - For 11/32" Diameter Valve Stems, + .050" Higher Installed Height BR30012 5"D (29 x 19The Isky Super 7 Retainer and Lock system offers a more precise fit than Isky's standard Jumbo 7 degree Lock Retainer Combo. The Super 7 degree lock is actually closer to an 8 degree taper angle and incorporates a ground finish on the O. D. to exert a greater locking force in the retainer. Valve spring heights are more consistent as a result. As the world's largest racing, performance, and economy cam manufacturer, Isky maintains a dynamometer testing
