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Manufacturer's Part Number
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127322
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Cylinder Head Material
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A356-T6 Aluminum
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Combustion Chamber Volume
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64
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Intake Runner Volume
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180cc
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Spark Plug Style
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Straight
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Intake Valve Diameter
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2.020 in.
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Exhaust Valve Diameter
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1.600 in.
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Maximum Valve Lift
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0.620 in.
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|
Valve spring
|
1.437D, 130# @1.800” / .620” max Comp 987 |
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Number of Springs Per Valve
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Dual
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Retainer Material
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Steel
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Lock Style
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7 degree
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Rocker Arm Studs Included
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Yes
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Rocker Arm Nut Thread Size
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3/8-24 in.
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Guideplates Included
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Yes
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Guideplate Pushrod Size
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5/16 in.
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Valve Cover Mounting Style
|
Center and perimeter bolt
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Valve Guide Material
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Manganese bronze
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Valve Seat Machine Style
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5-angle intake/2-angle exhaust
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