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Cylinder Head Specifications

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CYLINDER HEAD

Application In. (mm)
Maximum Warpage (1) .003 (.08)
Valve Seats
Seat Angle 45°
Seat Width .060-.080 (15-2.0)
Maximum Seat Runout .002 (.05)
Valve Guides
Intake Valve
Valve Guide Bore I.D. .3433-.3443 (8.720-8.745)
Valve Stem-To-Guide Oil Clearance .0010-.0027 (.025-.069)
Exhaust Valve
Valve Guide Bore I.D. .3433-.3443 (8.720-8.745)
Valve Stem-To-Guide Oil Clearance .0015-.0032 (.038-.081)
(1) Specification listed is within 6" (152 mm). Overall warpage is .006" (.15 mm). DO NOT machine more than .010" (.25 mm) from original gasket surface.