AutoZoneCylinder Head

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Cylinder Head

Surefire/Cylinder Head

Part Number: 2B55

Warranty: 1 YR

Notes: Complete with valves and springs; head cast #4781, 478, 2261. *** Call 1-800-790-9094 for application verification and delivery time before ordering ***

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Notes: With 5/16" Bolt Down Rocker Bolt Holes, with Cone Shaped Valve Springs, with 3 Injector Holes on Intake Side, Casting No. 2261, 4781, 8134. *** Call 1-800-331-7220 for application verification and delivery time before ordering ***.

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Moore's/Cylinder Head

Part Number: GMC6920

Warranty: 1 YR

Notes: With 5/16" Bolt Down Rocker Bolt Holes, with Cone Shaped Valve Springs, Casting No. 2261, 4781, 8134. *** Call 1-800-331-7220 for application verification and delivery time before ordering ***.

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