FixVault

Cylinder Head Distortion

GENERAL SPECIFICATIONS

G04637927Courtesy of FORD MOTOR CO.
Straight Edge
303-D039 (D83L-4201-A) or equivalent
  1. Use a straight edge and a feeler gauge to inspect the cylinder head for flatness. If the cylinder head is distorted, install a new cylinder head.
    Fig 1: Checking Cylinder Head Distortion
    G04637928Courtesy of FORD MOTOR CO.