Speedmaster®
Chevy SBC 350 175cc 59cc Angle Hydraulic Flat Assembled Cylinder Heads
Specs
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 |
Description
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
Brand Information
In 1979, the company was founded with Pete's Performance, which was a small speed workshop. It began by building engines for customers as a hobby, and it has now grown to include selling, assembling, manufacturing and racing high performance engine parts. Over the years, the company has grown into a worldwide high performance powerhouse. Growing from a one-man bricks-and-mortar business; to now a supply chain in which entails more than 400+ people all across the world. Today, Pete's Performance has evolved into the internationally known Speedmaster: which has distribution centres and offices is Sydney, Los Angeles and Shanghai.
Prop 65 Warning
Ratings & Reviews
2 Reviews
Timothy Johnson - | 06/18/2018 4:42:00 am
Good Seller
Good Seller
Timothy Johnson - | 09/21/2018 2:27:00 pm
Good Seller
Good Seller