Chevy SBC 350 175cc 59cc Angle Hydraulic Flat Assembled Cylinder Heads

Description

PCE281.2157
Brand:
Speedmaster
Part Number:
PCE281.2157
Part Type:
Cylinder Heads
Cylinder Head Style:
Assembled
Cylinder Head Material:
Cast Iron
Cylinder Head Finish:
Natural
Combustion Chamber Volume (cc):
59 cc
CNC-Machined Combustion Chamber:
No
Intake Runner Volume (cc):
175 cc
Exhaust Runner Volume (cc):
n/a
CNC-Machined Intake Runner:
No
CNC-Machined Exhaust Runner:
No
Intake Port Shape:
Rectangular
Intake Port Location:
Standard
Exhaust Port Shape:
Square
Exhaust Port Location:
Standard
Spark Plug Style:
Angle
Comp. Valve Job:
No
Intake Valves Included:
Yes
Intake Valve Diameter (in):
1.940 in.
Exhaust Valves Included:
Yes
Exhaust Valve Diameter (in):
1.500 in.
Valve Springs Included:
Yes
Maximum Valve Lift (in):
0.580 in.
Outside Diameter of Outer Spring (in):
1.250 in.
Number of Springs Per Valve:
Single
Damper Spring Included:
Yes
Retainers Included:
Yes
Retainer Material:
Chromoly steel
Locks Included:
Yes
Lock Style:
7 degree
Valve Stem Seals Included:
Yes
Rocker Arm Studs Included:
No
Rocker Arms Included:
No
Rocker Arm Nuts Included:
No
Guideplates Included:
No
Valve Cover Mounting Style:
Center & Perimeter Bolt
Accessory Bolt Holes Drilled:
Yes
Intake Valve Angle:
23 deg.
Exhaust Valve Angle:
23 deg.
Valve Guides Included:
Yes
Valve Guide Material:
Bronze
Valve Seats Machined:
Yes
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
Quantity:
Sold as a pair.
Calculator
Compression Calculator
Assembly Specifications
Max Lift: .520"
Coil Bind: 1.080"
Intake Install: 125lbs @ 1.750
Exhaust Install: 125lbs @ 1.750
Closed Sear Pressure: 125lbs
Open Seat Pressure: 335lbs