[10] CYLINDER HEADS:

 Cylinder Head Casting Numbers:

 Casting Numbers by Last Three Numbers:

 Head Casting Mark vs Casting Number

 Casting Number Location:

 Casting Date:

 Valve Cover ID:

 Tempture Sending Unit Boss:

 Torque Sequence:

 Cylinder Head Accessory Holes:

 Srew in Rocker Arm Studs & Guide Plates:

 Spark Plugs:

 Heavy or Light Head Casting:

 Exhaust Mounting Holes:

 Cylinder Head Cracking Locations:

 Guide to Cylinder Head Casting Dates:

 Service Replacement Heads:

 Compression Vs Chamber Volume:

 Intake Port Air Flow:

 Rocker Arm Ratios:

 Valve Spring Installation:

 Rocker Arm Geometry: Tech Tip

 Coolant Flow Modification: Tech Tip

 SAE Bolt StrengthTable:

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