Aluminiumtoppar
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Speedmaster, Chevy Big Block
Assembled/Bare
|
Assembled
|
Chamber Volume
|
119 cc
|
Plug Angle
|
Angle
|
Intake Runner Volume
|
320 cc
|
Intake Port Shape
|
Rectangle
|
Intake Port Location
|
Stock
|
Exhaust Port Shape
|
Rectangle
|
Exhaust Port Location
|
Stock
|
Intake Valve Size
|
2.250 in
|
Intake Valve Included
|
Yes
|
Exhaust Valve Size
|
1.880 in
|
Exhaust Valve Included
|
Yes
|
Valve Spring Included
|
Yes
|
Valve Spring Diameter
|
1.450 in
|
Valve Spring Number
|
Dual
|
Valve Spring Retainers Included
|
Yes
|
Valve Spring Retainer Material
|
Chromoly
|
Valve Locks Included
|
Yes
|
Valve Lock Angle
|
10 Degree
|
Valve Seal Included
|
Yes
|
Valve Seal Style
|
Positive Stop
|
Valve Guide Included
|
Yes
|
Valve Guide Material
|
Bronze
|
Perimeter Mount Valve Cover
|
Yes
|
Center Mount Valve Cover
|
Yes
|
Valve Seat Included
|
Yes
|
Intake Valve Seat Material
|
Ductile Iron
|
Exhaust Valve Seat Material
|
Ductile Iron
|
Valve Seat Finish
|
Machined
|
Combustion Chamber Finish
|
As Cast
|
Intake Runner Finish
|
As Cast
|
Exhaust Runner Finish
|
As Cast
|
Intake Valve Angle
|
24 Degree
|
Exhaust Valve Angle
|
15 Degree
|
Material
|
Aluminum
|
Finish
|
Natural
|
Quantity
|
Pair
|