Crane Cams 99770-16 Rocker Arm Adjusting Nut, (Set of 16) 784497774001 Unlike the OE themostats that

Unlike the OE themostats that continually open and close to achieve the proper operation temperature and flood the engine with coolant

smear proof and fade-resistant

Anti-Slide Stop

Leak-proof design

Crane Cams 99770-16 Rocker Arm Adjusting Nut, (Set of 16) 784497774001 Unlike the OE themostats thatBrand Crane Cams Model 99770 16 Standard design for stamped steel rockers Self locking Crane Cams Rocker Arm Adjusting Nut, (Set of 16) features heat treated steel billet rocker arm adjusting nuts for use with Crane rocker arms. They incorporate a locking set screw to maintain adjustments to insure and maintain proper valve preload, or lash.