BOLT KITS for 602, 603 or 604's with GM Stamping on Dome Heads, (No Laser Bar Code).
A 8PC. Complete set.
Intake Mainifold: D.S. VERY BACK BY O/P SENDER, P.S. VERY FRONT HOLE POSITION
Cylinder Heads: #1 AND 2 cylinder second bolt back from front on both sides
Oil Pan: Front Two positions
Timing Cover: Top two positions
Sealing bolt installation: Torque heads, intakes, front cover and oil pan with stock bolts in all locations prior to installing sealing bolts. After final torque is done, remove stock bolt and install sealing bolt and tighten until head breaks off. Do not install sealing bolt first.