Cylinder Head Bolt Kit for Oldsmobile 350-455 cid with factory heads or Edelbrock heads 60519, 60529

Cylinder Head Bolt Kit for Oldsmobile 350-455 cid with factory heads or Edelbrock heads 60519, 60529High Performance head bolts are available with a reduced wrenching hex or 12 point and wide area flanged head that eliminates theneed for valve train removal to facilitate cylinder head retorquing. All High Performance Series bolts are 180,000 psi (which is 15%stronger than Grade 8) and kits come complete with hardened parallel ground washers. Material: 8740 Chrome Moly Finish: Black Material 2: Finish 2: Origin: USA

each stud is centerless ground to makeit as close to perfectly concentric as possible

and is capable of more than 12

choice of hex or 12-bolt head

wide area washer and an extra tall 12-point head that accepts a deep socket and eliminates the worry ofstripping the head

They’re designed to make it as easy as possible to install a pan and seal it properly

They’re made from 8740 chrome moly steel

Available in both High Performance and Pro Series kits

To cure this all-too-common problem

the correct preload

insulated plastic carrying case for protection

then allow the nuts to be easily installed without the worry of cross-threading

Added features include oversized bolt head flange for cam button retention and reduced socket head size to facilitate easy installation and removal