1978 GMC C15 Engine Parts

Rocker Arm Style:

Roller

Rocker Arm Ratio:

1.7:1

Stud Size:

.4375"

Cylinder Head Style:

Assembled

Material Type:

Aluminum

Finish:

Natural

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

204

Exhaust Duration (.050" Lift):

214

Valve Cover Mounting Style:

Perimeter Bolt

Material Type:

Aluminum

Finish:

Polished

Cylinder Head Style:

Assembled

Material Type:

Aluminum

Finish:

Natural

Valve Cover Height:

Stock

Valve Cover Mounting Style:

Perimeter Bolt

Material Type:

Cast Aluminum

Lifter Type:

Mechanical/Solid Flat Tappet

Lifter Body Diameter:

0.842"