speedmaster Cylinder Head Material: Aluminum
Combustion Chamber Volume (cc): 62 cc
CNC-Machined Combustion Chamber: No
Intake Runner Volume (cc): 175 cc
Exhaust Runner Volume (cc): n/a
Intake Port Shape: Rectangular
Intake Port Location: Standard
Exhaust Port Shape: Square
Exhaust Port Location: Standard
Spark Plug Style: Standard
Intake Valve Diameter (in): 2.020 in.
Exhaust Valve Diameter (in): 1.600 in.
Maximum Valve Lift (in): 0.550 in.
Outside Diameter of Outer Spring (in): 1.450 in.
Damper Spring Included: Yes
Number of Springs Per Valve: Dual
Retainer Material: Chromoly steel
Lock Style: 10 degree
Valve Stem Seal Style: Positive stop
Valve Cover Mounting Style: Perimeter Bolt
Accessory Bolt Holes Drilled: Yes
Intake Valve Angle: 20 deg.
Exhaust Valve Angle: 20 deg.
Valve Guides Included: Yes
Valve Guide Material: Bronze
Valve Seat Machine Style: 3-angle
Valve Seat Material: Ductile iron
Steam Holes Drilled: No
Oiling Style: Through pushrod
Machined for O-Ring: No
Heat Crossover: No
Assembly Specifications Max Lift: .550 Coil Bind: .740 Intake Install: 130lbs @ 1.8 Exhaust Install: 130lbs @ 1.8 Closed Sear Pressure: 110lbs Open Seat Pressure: 300lbs
BUYER PAYS $60.00 S/H, AK, HI, PR, GU WILL PAY ACTUAL SHIPPING CHARGE.
To provide the best products and service to our customers We also take great pride in having the highest quality of race parts.